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Earth Leakage Breakers (Low Capacity)（Ampere frame AF：50AF）
Take advantage of the convenience of FREE SHIPPING and NO MINIMUM ORDER on the Earth Leakage Circuit Breaker (ELCB). If you have any doubts or require assistance in choosing the right product, our experts are readily available to provide advice and guidance.
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Specification/Dimensions
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Ampere frame AF
- 30AF or less
- 32AF
- 50AF
- 60AF
- 100AF to 199AF
- 400AF or higher
- Other
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Rated block capacity AC 100 V(kA)
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Rated block capacity AC 200 V(kA)
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Rated block capacity AC 400 V(kA)
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Number of Poles
- 2
- 3
- 4
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Rated Operating Voltage(V)
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Rated Current(A)
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rate sensitivity current(mA)
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Mounting Method
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Representative Standard
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Dimension height(mm)
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Dimension width(mm)
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Dimension depth(mm)
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Rated block capacity, voltages except VAC 100/200/400, VDC 250
- Available
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Connection Method
- Surface type
- Backside shape
- Embedded Type
- Insert shape
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Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breaker NV-C Class (Economy Product) Harmonic/Surge Compatible NV63-CV
MITSUBISHI
Mitsubishi low-voltage circuit breaker contributing to the future creation of electrical equipment.
Mitsubishi no-fuse breakers and earth leakage breakers that meet the needs of the market for over half a century.
Including WS-V series equipped with the latest breaker technology. Various product ranges are available to meet the needs of the distribution board and machinery market.From: ฿ 2,812.00 Special Price Days to Ship: 
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025MITSUBISHI
Size as is, increased blocking performance. (general-purpose product)From: ฿ 4,258.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Earth leakage breaker EW series AAG (32AF/50AF)
FUJI ELECTRIC
Small compact new series complying to the latest international standards including IEC60947-2. AAGFrom: ฿ 2,600.00 Special Price Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Circuit breaker for control panel FA series (Earth leakage circuit breaker) NV30-FA
MITSUBISHI
Earth leakage circuit breaker for control panel.
[Features]
· Higher harmonics surge compatible type.
[Applications]
· Optimal for control panel earth leakage circuit breaker.From: ฿ 4,048.00 Special Price Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025MITSUBISHI
WS-V series NV-S type earth leakage circuit breaker (general-purpose product), F style.
[Features]
· Has a small size that is the smallest class in the industry, while maintaining conventional breaking performance.
· Standard support for mounting IEC 35 mm rail.
· Standard compatibility with protection grade IP20 from all directions of terminal area.
· Can mount operation handle.
· Voltage tripping device (SHT) can be mounted on the earth leakage circuit breaker.
[Applications]
· Earth leakage circuit breaker, F style.From: ฿ 7,792.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Earth leakage breaker EW series EAG (32AF/50AF)
FUJI ELECTRIC
Small compact new series complying to the latest international standards including IEC60947-2. EAGFrom: ฿ 4,166.67 Special Price Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025MITSUBISHI
WS-V Series NV-C Type Earth Leakage Circuit Breaker (Economy Model) F Style.
[Features]
· Has a small size that is the smallest class in the industry, while maintaining conventional breaking performance.
· Standard support for mounting IEC 35 mm rail.
· Standard compatibility with protection grade IP20 from all directions of terminal area.
· Can mount operation handle
· Voltage tripping device (SHT) can be mounted on the earth leakage circuit breaker.
[Applications]
· Earth leakage circuit breaker optimal for small control panel.From: ฿ 6,023.00 Special Price Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-SVFU Series
MITSUBISHI
Mitsubishi low-voltage circuit breaker contributing to the future creation of electrical equipment.
Mitsubishi no-fuse breakers and earth leakage breakers that meet the needs of the market for over half a century.
Including WS-V series equipped with the latest breaker technology. Various product ranges are available to meet the needs of the distribution board and machinery market.From: ฿ 13,073.00 Special Price Days to Ship:
Same day
Same day
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Breaker EW Series RAGU (50AF)
FUJI ELECTRIC
With JIS and CE mark, certified and complying to all standards including CCC, UL489 and CSA, authentic, global MCCB / ELCB series. RAGUFrom: ฿ 14,200.00 Special Price Days to Ship:
61 Day(s)
61 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Earth leakage breaker EW series SAG (32AF/50AF)
FUJI ELECTRIC
[Features]
· For general wiring (standard product).
· A general earth leakage circuit breaker (ELB) that protects against over-current in electric wires
· SAG series product with a rated current of 50A or less.From: ฿ 6,150.00 Special Price Days to Ship:
76 Day(s)
76 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Earth leakage breaker EW series RBGU (50AF)
FUJI ELECTRIC
Inheriting the philosophy of the G-TWIN Series, we have now released the G-TWIN Λ Series as a series of small breakers of 32 to 63 AF that meet the needs of the machine equipment and control panel markets.From: ฿ 12,613.34 Special Price Days to Ship:
61 Day(s)
61 Day(s)
-
You can add up to 6 items per a category to the compare list.
High-Current Ground Leakage Breakers
MISUMI
This is an earth leakage circuit breaker with a breaking current of 30 kA. Accessories can be easily installed.From: ฿ 3,135.48 Days to Ship:
3 Day(s)
3 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-SVF Series with CE/CCC
MITSUBISHI
Industry's smallest breaker was born. F Style (general purpose product) CE and CCCFrom: ฿ 10,302.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
![EBS series (distribution-panel type leak breaker) [EBS32FB]](//th.misumi-ec.com/en/linked/material/el/LSI1/PHOTO/LSI1_82.jpg?$product_view_b$)
EBS series (distribution-panel type leak breaker) [EBS32FB]
LSIS
[Features]
· Small space-saving leakage breaker for distribution board.
· The distribution board type is compact and can be used for distribution boards.
· Substantial lineup of rated current from 5 A to 100A.
· Height 96 mm, depth 60 mm, JIS agreement size.
· Easy attachment of auxiliary equipment.
· Passed testing, CE mark certified product.
· Types with a breaking capacity of 5kA or 10kA are available.From: ฿ 1,297.72 Days to Ship:
3 Day(s)
3 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025MITSUBISHI
Mitsubishi low-voltage circuit breaker contributing to the future creation of electrical equipment.
Mitsubishi no-fuse breakers and earth leakage breakers that meet the needs of the market for over half a century.
Including WS-V series equipped with the latest breaker technology. Various product ranges are available to meet the needs of the distribution board and machinery market.From: ฿ 4,337.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-CS Series
MITSUBISHI
In addition to overload and short-circuit protection in low-voltage circuit, this product series also offers the most optimal protection against electric shock as well as
basic protection for low-voltage circuits.From: ฿ 3,997.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025MITSUBISHI
WS series NV-F type earth leakage breaker supporting higher harmonic surge (standard product).
[Features]
· Earth leakage breaker with earth leakage detection characteristics, unlikely to have unnecessary earth leakage tripping in response to higher harmonics or surges.
· Also applicable to inverter load because a higher harmonics and surge compatible IC is built in.
· Can provide IEC rail mounting as standard.
· Can mount on front surface, without tightening nuts from the back.
· Terminal structure allows back surface wiring.
[Applications]
· Earth leakage breaker supporting higher harmonic surge.From: ฿ 4,470.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Circuit Breaker For Panelboard And Control Board KC Series NV50-KC
MITSUBISHI
Mitsubishi low-voltage breaker, contributing to building the future of electrical equipment.
Mitsubishi's No-Fuse Breakers and Earth Leakage Circuit Breakers have been meeting the needs of the market for over half a century.
Including the WS-V series, equipped with the latest breaker technology, various product ranges are available that address the needs of both the power distribution market and machinery market.From: ฿ 3,710.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025FUJI ELECTRIC
Auto breaker, leakage breaker of 32-100AF for lamp distribution board. Renewed design.From: ฿ 3,911.67 Special Price Days to Ship:
76 Day(s)
76 Day(s)
-
You can add up to 6 items per a category to the compare list.
![EBS [N]□□C series (high breaking capacity type leakage breaker) [EBS53C]](//th.misumi-ec.com/en/linked/material/el/LSI1/PHOTO/LSI1_79.jpg?$product_view_b$)
EBS [N]□□C series (high breaking capacity type leakage breaker) [EBS53C]
LSIS
[Features]
· PSE compatible leakage breaker with high reliable performance.
· The rated cutoff capacity is as high as 35kA providing great relief.
· Rated current 15A to 100A enriches our lineup.
· Easy attachment of auxiliary equipment.
· It is a product compatible with CE marking through certification testing.From: ฿ 2,618.89 Days to Ship:
3 Day(s)
3 Day(s)
-
You can add up to 6 items per a category to the compare list.
Breaker for Distribution Board, Compact Twin Series Leakage Breaker (ELB) (Low Capacity)
FUJI ELECTRIC
[Features]
· Compact twin 2 pole product for distribution board unified to 25 mm width ELB.From: ฿ 3,853.33 Days to Ship:
31 Day(s)
31 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-FA Series
MITSUBISHI
In addition to overload and short-circuit protection in low-voltage circuit, this product series also offers the most optimal protection against electric shock as well as
basic protection for low-voltage circuits.From: ฿ 6,768.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-SV Series
MITSUBISHI
In addition to overload and short-circuit protection in low-voltage circuit, this product series also offers the most optimal protection against electric shock as well as basic protection for low-voltage circuits.From: ฿ 5,372.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-SVF Series
MITSUBISHI
The smallest breaker in the industry.From: ฿ 7,952.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Earth leakage breaker EW series RAG (50AF)
FUJI ELECTRIC
Small compact new series complying to the latest international standards including IEC60947-2. RAGFrom: ฿ 7,033.33 Special Price Days to Ship:
76 Day(s)
76 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Breaker EW Series EAM (32AF/50AF)
FUJI ELECTRIC
[Features]
· Earth leakage circuit breaker for motor protection (ELB).
· An ELB that combines overload protection for induction motors and over-current protection for electric wires.
· EAM series product with a rated current of 50A or less.From: ฿ 6,126.67 Special Price Days to Ship:
76 Day(s)
76 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-CVF Series
MITSUBISHI
In addition to overload and short-circuit protection in low-voltage circuit, this product series also offers the most optimal protection against electric shock as well as
basic protection for low-voltage circuits.From: ฿ 7,430.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Circuit Breaker for Control Panel FHU/FAU Series (Earth Leakage Breaker) NV50-FHU/FAU
MITSUBISHI
Mitsubishi low-voltage breaker contributing to building the future of electrical equipment.
Mitsubishi no-fuse breakers and earth leakage circuit breakers, meeting the needs of the market for over half a century.
Including the new WS-V series equipped with the latest breaker technology, various product ranges are available that address the needs of both the power distribution market and machinery market.From: ฿ 4,470.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Short-circuit breaker (in agreement form) PH type with plug-ins unit
NITTO KOGYO
For i-power · F type and E type. This is an agreement type earth leakage breaker with branch plug-in unit.From: ฿ 6,242.31 Days to Ship:
9 Day(s)
9 Day(s)
-
You can add up to 6 items per a category to the compare list.
DG Series Leakage Breaker for Electrical Works (Low Capacity)
FUJI ELECTRIC
[Features]
· Sensitivity current switching type can be set up to 1000mA over (125AF).
· Auxiliary switches (W) and alarm switches (K) can be installed on all types.
· 3P products of 225AF or less can be used for both wiring protection and induction motor protection.
· Terminal covers with sealing screws are standard equipment in all models.
· For frames 60 to 225A Crimp terminals are the standard equipment.From: ฿ 5,235.00 Days to Ship:
61 Day(s)
61 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025Earth Leakage Circuit Breakers (ELCB) NV-CVF Series with CE/CCC
MITSUBISHI
Industry's smallest breaker was born. F Style (economy product) CE and CCCFrom: ฿ 8,097.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Short-circuit breaker (in agreement form) PL type with plug-ins unit
NITTO KOGYO
i power · B type branch plug-in unit agreement type earth leakage breaker.From: ฿ 5,601.33 Days to Ship:
9 Day(s)
9 Day(s)
-
You can add up to 6 items per a category to the compare list.
GE earth leakage breaker (economy type) E series surface type
NITTO KOGYO
Front-mount type earth leakage circuit breaker
[Features]
・ Low-Priced Economical Type
・ Overcurrent trip method: Thermal-magnetic
・ Terminal Structure: Wire clamp terminal M5
・ Compatible crimp terminals: R2-5 to CB22-5S
・ Reverse connections: Not connectable (* GE53A can be used as a reverse connectable type only for grid interconnection such as solar power generation system)
・ Applicable standards: JIS C 8201-2-2 Ann2From: ฿ 3,818.22 Days to Ship:
5 Day(s)
5 Day(s)
-
You can add up to 6 items per a category to the compare list.
GE earth leakage breaker (economy type) E series recessed type
NITTO KOGYO
Embedded type leakage breaker.From: ฿ 6,043.52 Days to Ship:
9 Day(s)
9 Day(s)
-
You can add up to 6 items per a category to the compare list.
GE earth leakage breaker (economy type) E series reverse type
NITTO KOGYO
Back side type leakage breaker.From: ฿ 4,773.65 Days to Ship:
9 Day(s)
9 Day(s)
-
You can add up to 6 items per a category to the compare list.
GE-PL·GE-PH leakage breaker with plug-in unit (economical)
NITTO KOGYO
[Features]
· Leakage breaker with plug-in unit.
· Surface breaker and IPlug (plug-in unit) constitutes a breaker with a plug-in unit.From: ฿ 6,333.78 Days to Ship:
9 Day(s)
9 Day(s)
-
You can add up to 6 items per a category to the compare list.
![[WEB] Water-proof and dust-proof enclosed breaker, electricity leakage breaker](//th.misumi-ec.com/en/linked/material/el/NTO1/PHOTO/222004927918.jpg?$product_view_b$)
[WEB] Water-proof and dust-proof enclosed breaker, electricity leakage breaker
NITTO KOGYO
Box breaker mounted in a dust-proof and waterproof enclosure.
[Features]
·Uses a dustproof and waterproof iron cabinet that prevents water droplets, dust, wood chips, and iron scraps from entering.
·It is possible to lock the handle part and the cabinet part in 2 places, preventing troubles due to erroneous operation.
・ Color: Light beige paint (5Y7/1)
・ Place: Indoor
・ IP standard: IP54
・ Cabinet material: Steel
・ Powder coatingFrom: ฿ 11,469.39 Days to Ship:
9 Day(s)
9 Day(s)
-
You can add up to 6 items per a category to the compare list.
G-TWIN Breaker EW Series EAN (Low Capacity)
FUJI ELECTRIC
[Features]
· With protection of single-phase 3-wire neutral line phase interruption, protecting circuit over voltage caused by FAB, ELB single-phase 3-wire neutral line phase interruption, FAB, ELB.From: ฿ 12,899.35 Days to Ship:
Quote
Quote
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You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Earth leakage breaker EW series HAG (50AF)
FUJI ELECTRIC
[Features]
· For general wiring (standard product).
· A general earth leakage circuit breaker (ELB) that protects against over-current in electric wires
· HAG series product with a rated current of 50A or less.From: ฿ 13,200.00 Special Price Days to Ship:
76 Day(s)
76 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025G-TWIN Breaker EW Series SAM (Low Capacity)
FUJI ELECTRIC
[Features]
· Earth leakage circuit breaker for motor protection (ELB).
· An ELB that combines overload protection for induction motors and over-current protection for electric wires.
· SAM series product with a rated current of 50A or less.From: ฿ 8,708.34 Special Price Days to Ship:
76 Day(s)
76 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025MITSUBISHI
Mitsubishi low-voltage circuit breaker contributing to the future creation of electrical equipment.
Mitsubishi no-fuse breakers and earth leakage breakers that meet the needs of the market for over half a century.
Including WS-V series equipped with the latest breaker technology. Various product ranges are available to meet the needs of the distribution board and machinery market.From: ฿ 7,952.00 Special Price Days to Ship:
72 Day(s)
72 Day(s)
-
You can add up to 6 items per a category to the compare list.
Until 31/03/2025
Until 31/03/2025FUJI ELECTRIC
Inheriting the philosophy of the G-TWIN Series, we have now released the G-TWIN Λ Series as a series of small breakers of 32 to 63 AF that meet the needs of the machine equipment and control panel markets.From: ฿ 5,600.00 Special Price Days to Ship:
61 Day(s)
61 Day(s)
![EBS series (distribution-panel type leak breaker) [EBS32FB]](http://th.misumi-ec.com/en/linked/material/el/LSI1/PHOTO/LSI1_82.jpg?$product_view_b$)
![EBS [N]□□C series (high breaking capacity type leakage breaker) [EBS53C]](http://th.misumi-ec.com/en/linked/material/el/LSI1/PHOTO/LSI1_79.jpg?$product_view_b$)
![[WEB] Water-proof and dust-proof enclosed breaker, electricity leakage breaker](http://th.misumi-ec.com/en/linked/material/el/NTO1/PHOTO/222004927918.jpg?$product_view_b$)
| Brand |
|---|
| Product Series |
| CAD |
| From |
| Days to Ship |
| Ampere frame AF |
| Rated block capacity AC 100 V(kA) |
| Rated block capacity AC 200 V(kA) |
| Rated block capacity AC 400 V(kA) |
| Number of Poles |
| Rated Operating Voltage(V) |
| Rated Current(A) |
| rate sensitivity current(mA) |
| Mounting Method |
| Representative Standard |
| Dimension height(mm) |
| Dimension width(mm) |
| Dimension depth(mm) |
| Rated block capacity, voltages except VAC 100/200/400, VDC 250 |
| Connection Method |
You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list. ![EBS series (distribution-panel type leak breaker) [EBS32FB]](http://th.misumi-ec.com/en/linked/material/el/LSI1/PHOTO/LSI1_82.jpg?$product_view_c$) | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list. ![EBS [N]□□C series (high breaking capacity type leakage breaker) [EBS53C]](http://th.misumi-ec.com/en/linked/material/el/LSI1/PHOTO/LSI1_79.jpg?$product_view_c$) | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list. ![[WEB] Water-proof and dust-proof enclosed breaker, electricity leakage breaker](http://th.misumi-ec.com/en/linked/material/el/NTO1/PHOTO/222004927918.jpg?$product_view_c$) | You can add up to 6 items per a category to the compare list.  | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | You can add up to 6 items per a category to the compare list.  Until 31/03/2025 | |
| Brand | MITSUBISHI | MITSUBISHI | FUJI ELECTRIC | MITSUBISHI | MITSUBISHI | FUJI ELECTRIC | MITSUBISHI | MITSUBISHI | FUJI ELECTRIC | FUJI ELECTRIC | FUJI ELECTRIC | MISUMI | MITSUBISHI | LSIS | MITSUBISHI | MITSUBISHI | MITSUBISHI | MITSUBISHI | FUJI ELECTRIC | LSIS | FUJI ELECTRIC | MITSUBISHI | MITSUBISHI | MITSUBISHI | FUJI ELECTRIC | FUJI ELECTRIC | MITSUBISHI | MITSUBISHI | NITTO KOGYO | FUJI ELECTRIC | MITSUBISHI | NITTO KOGYO | NITTO KOGYO | NITTO KOGYO | NITTO KOGYO | NITTO KOGYO | NITTO KOGYO | FUJI ELECTRIC | FUJI ELECTRIC | FUJI ELECTRIC | MITSUBISHI | FUJI ELECTRIC |
| Product Series | Earth Leakage Circuit Breaker NV-C Class (Economy Product) Harmonic/Surge Compatible NV63-CV | Circuit breaker for control panel FA series (Earth leakage circuit breaker) NV30-FA | Earth Leakage Circuit Breakers (ELCB) NV-SVF Series with CE/CCC | Circuit Breaker For Panelboard And Control Board KC Series NV50-KC | EBS [N]□□C series (high breaking capacity type leakage breaker) [EBS53C] | Breaker for Distribution Board, Compact Twin Series Leakage Breaker (ELB) (Low Capacity) | Circuit Breaker for Control Panel FHU/FAU Series (Earth Leakage Breaker) NV50-FHU/FAU | Short-circuit breaker (in agreement form) PH type with plug-ins unit | DG Series Leakage Breaker for Electrical Works (Low Capacity) | Earth Leakage Circuit Breakers (ELCB) NV-CVF Series with CE/CCC | Short-circuit breaker (in agreement form) PL type with plug-ins unit | GE earth leakage breaker (economy type) E series surface type | GE earth leakage breaker (economy type) E series recessed type | GE earth leakage breaker (economy type) E series reverse type | [WEB] Water-proof and dust-proof enclosed breaker, electricity leakage breaker | |||||||||||||||||||||||||||
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| From | ฿ 2,812.00 Special Price On Sale Until 31/03/2025 | ฿ 4,258.00 Special Price On Sale Until 31/03/2025 | ฿ 2,600.00 Special Price On Sale Until 31/03/2025 | ฿ 4,048.00 Special Price On Sale Until 31/03/2025 | ฿ 7,792.00 Special Price On Sale Until 31/03/2025 | ฿ 4,166.67 Special Price On Sale Until 31/03/2025 | ฿ 6,023.00 Special Price On Sale Until 31/03/2025 | ฿ 13,073.00 Special Price On Sale Until 31/03/2025 | ฿ 14,200.00 Special Price On Sale Until 31/03/2025 | ฿ 6,150.00 Special Price On Sale Until 31/03/2025 | ฿ 12,613.34 Special Price On Sale Until 31/03/2025 | ฿ 3,135.48 | ฿ 10,302.00 Special Price On Sale Until 31/03/2025 | ฿ 1,297.72 | ฿ 4,337.00 Special Price On Sale Until 31/03/2025 | ฿ 3,997.00 Special Price On Sale Until 31/03/2025 | ฿ 4,470.00 Special Price On Sale Until 31/03/2025 | ฿ 3,710.00 Special Price On Sale Until 31/03/2025 | ฿ 3,911.67 Special Price On Sale Until 31/03/2025 | ฿ 2,618.89 | ฿ 3,853.33 | ฿ 6,768.00 Special Price On Sale Until 31/03/2025 | ฿ 5,372.00 Special Price On Sale Until 31/03/2025 | ฿ 7,952.00 Special Price On Sale Until 31/03/2025 | ฿ 7,033.33 Special Price On Sale Until 31/03/2025 | ฿ 6,126.67 Special Price On Sale Until 31/03/2025 | ฿ 7,430.00 Special Price On Sale Until 31/03/2025 | ฿ 4,470.00 Special Price On Sale Until 31/03/2025 | ฿ 6,242.31 | ฿ 5,235.00 | ฿ 8,097.00 Special Price On Sale Until 31/03/2025 | ฿ 5,601.33 | ฿ 3,818.22 | ฿ 6,043.52 | ฿ 4,773.65 | ฿ 6,333.78 | ฿ 11,469.39 | ฿ 12,899.35 | ฿ 13,200.00 Special Price On Sale Until 31/03/2025 | ฿ 8,708.34 Special Price On Sale Until 31/03/2025 | ฿ 7,952.00 Special Price On Sale Until 31/03/2025 | ฿ 5,600.00 Special Price On Sale Until 31/03/2025 |
| Days to Ship | Same day | 72 Day(s) | Same day | Same day | 72 Day(s) | Same day | Same day | Same day | 61 Day(s) | 76 Day(s) | 61 Day(s) | 3 Day(s) | 72 Day(s) | 3 Day(s) | 72 Day(s) | 72 Day(s) | 72 Day(s) | 72 Day(s) | 76 Day(s) | 3 Day(s) | 31 Day(s) | 72 Day(s) | 72 Day(s) | 72 Day(s) | 76 Day(s) | 76 Day(s) | 72 Day(s) | 72 Day(s) | 9 Day(s) | 61 Day(s) | 72 Day(s) | 9 Day(s) | 5 Day(s) | 9 Day(s) | 9 Day(s) | 9 Day(s) | 9 Day(s) | Quote | 76 Day(s) | 76 Day(s) | 72 Day(s) | 61 Day(s) |
| Ampere frame AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF | 50AF |
| Rated block capacity AC 100 V(kA) | 7.5 | 15 | - | 2.5 | 15 | - | 7.5 | 15 | - | - | - | - | 15 | - | 25 | 7.5 | 1.5 ～ 5 | 5 | - | - | 5 | 2.5 | 15 | 15 | - | - | 7.5 | 5 | 2.5 | 2.5 ～ 5 | 7.5 | 2.5 | 10 | 10 | 10 | 10 | 10 | - | - | - | 15 | - |
| Rated block capacity AC 200 V(kA) | 7.5 | 15 | - | 2.5 | 15 | - | 7.5 | - | - | - | - | 30 | 15 | 5 | 25 | 7.5 | 1.5 ～ 5 | 5 | 2.5 | 30 | 2.5 | 2.5 | 15 | 15 | - | - | 7.5 | 5 | 2.5 | 2.5 | 7.5 | 2.5 | 10 | 10 | 10 | 10 | 10 | - | - | - | 15 | - |
| Rated block capacity AC 400 V(kA) | 5 | 7.5 | - | - | 10 | 2.5/2 | 5 | 10 | 10/5 | 7.5/4 | 10/5 ～ - | - | 10 | - | 10 | - | - | - | - | - | - | - | - | 10 | 10/5 | 2.5/2 | 5 | - | - | - | 5 | - | - | - | - | - | - | - | 65/17 | 7.5/4 | 10 | 5/5 ～ - |
| Number of Poles | 2 / 3 | 2 / 3 | 2 / 3 | 2 / 3 | 2 / 3 | 3 | 2 / 3 | 3 | 3 | 3 | 2 / 3 | 3 | 3 | 2 / 3 | 3 | 2 | 2 / 3 | 2 / 3 | 2 / 3 | 3 | 2 | 3 | 2 | 3 | 3 | 3 | 3 | 2 / 3 | 2 / 3 | 2 / 3 | 3 | 2 / 3 | 2 / 3 | 2 / 3 | 2 / 3 | 2 / 3 | 3 | 3 | 3 | 3 | 3 | 2 / 3 |
| Rated Operating Voltage(V) | AC100-440 ～ AC100 to 440 | 100-440V ～ AC100 to 440 | - | AC100 to 200 | AC 100–240 ～ AC100 to 440 | - | AC100-240 ～ AC100 to 440 | AC120-240 | - | - | - | 220 | AC100 to 440 | 100 to 220 | AC100-440 | 100-240 | AC100 to 200 | AC100-240 ～ AC100 to 200 | - | 220 | AC100 ～ AC100/200 | 100-200 | 100-240 | AC100 to 440 | - | - | 100-440 | 100-240 AC | - | AC100/200 | AC100 to 440 | - | 100, 200, 240 shared ～ 100, 200, 415 shared | 100, 200, 240 shared ～ 100, 200, 415 shared | 100, 200, 240 shared ～ 100, 200, 415 shared | 100, 200, 240 shared ～ 100, 200, 415 shared | - | AC100/200 | - | - | AC100-440 | - |
| Rated Current(A) | 4 ～ 50 | 5 ～ 50 | 5 ～ 50 | 10 ～ 50 | 15 ～ 50 | 5 ～ 50 | 15 ～ 50 | 20 | 3 ～ 50 | 5 ～ 50 | 5 ～ 50 | 15 ～ 50 | 50 | 40 ～ 50 | 20 ～ 30 | 15 ～ 30 | 5 ～ 50 | 5 ～ 40 | 5 ～ 50 | 15 ～ 50 | 15 ～ 30 | 50 | 20 | 1.4 | 10 ～ 50 | 45 | 20 ～ 50 | 20 ～ 30 | 1.4 ～ 50 | 20 ～ 50 | 20 ～ 40 | 1.4 ～ 50 | 30 ～ 50 | 20 ～ 50 | 20 ～ 50 | 20 ～ 50 | 40 ～ 50 | 40 | 15 ～ 50 | 0.7 ～ 32 | 20 | 5 ～ 50 |
| rate sensitivity current(mA) | 15 ～ 500 | 30 ～ 500 | 15 ～ 100 | 15 ～ 30 | 30 ～ 100 | 15 ～ 100/200/500/1000 | 30 ～ 100 | 30 | 30 ～ M | 30 ～ 100/200/500/1000 | 30 ～ 500 | 30 | 30 | 30 | 30 ～ 100· 200· 500 switch | 30 | 30 ～ 100 | 15 ～ 100 | 15 ～ 100 | 30 | 15 ～ 30 | 30 | 15 | 30 | 30 ～ 100/200/500/1000 | 30 ～ 100/200/500 | 30 | 30 | 15 ～ 100 | 15 ～ 30 | 30 | 15 ～ 100 | 30 ～ 100 | 30 ～ 100 | 30 ～ 100 | 30 ～ 100 | - | 30 | 30 ～ 100/200/500/1000 | 30 ～ 100/200/500 | 100 | 30 ～ 500 |
| Mounting Method | DIN rail mount / Fasten With Screws / DIN/Screw retention | DIN rail mount / Fasten With Screws / DIN/Screw retention | - | DIN/Screw retention | DIN/Screw retention | - | DIN/Screw retention | DIN/Screw retention | - | - | - | Fasten With Screws | DIN/Screw retention | DIN rail mount | DIN/Screw retention | DIN/Screw retention | DIN/Screw retention | DIN/Screw retention | - | - | Fasten With Screws | DIN/Screw retention | DIN/Screw retention | DIN/Screw retention | - | - | DIN/Screw retention | DIN/Screw retention | Fasten With Screws | Fasten With Screws | DIN/Screw retention | Fasten With Screws | Fasten With Screws | Fasten With Screws | Fasten With Screws | Fasten With Screws | - | Fasten With Screws | - | - | DIN/Screw retention | - |
| Representative Standard | PSE | PSE | - | PSE | PSE | - | PSE | PSE / CE / TUV / CCC | - | - | - | PSE / CE | PSE / CE / TUV / CCC | PSE / CE | PSE / CE / TUV | PSE | PSE / CE / TUV / CCC | PSE | - | PSE / CE | PSE | PSE | PSE | PSE | - | - | PSE | PSE / CE / TUV / CCC | PSE | PSE | PSE / CE / TUV / CCC | PSE | PSE | PSE | PSE | PSE | - | PSE | - | - | PSE / CE / TUV | - |
| Dimension height(mm) | 130 | 130 | 100 | 72 | 100 | 100 | 100 | 120 | 100 ～ 120 | 100 | 120 | 130 | 100 | 96 | 130 | 130 | 72 ～ 96 | 96 | 100 | 130 | 96 ～ 110 | 72 | 130 | 100 | 100 | 100 | 100 | 96 | 252 | 120 | 100 | 252 | 130 | 200 | - | 252 | 300 | 100 | 75 | 100 | 100 | 100 |
| Dimension width(mm) | 75 | 75 | 50 ～ 75 | 40 ～ 60 | 36 ～ 54 | 75 | 36 ～ 54 | 54 | 75 | 75 | 36 ～ 54 | 75 | 54 | 50 ～ 75 | 75 | 75 | 50 ～ 75 | 50 ～ 75 | 50 ～ 75 | 75 | 25 | 60 | 75 | 54 | 75 | 75 | 54 | 50 ～ 75 | 60 ～ 75 | 50 ～ 75 | 54 | 60 ～ 75 | 75 | 120 | - | 75 | 150 | 75 | 100 | 75 | 54 | 36 ～ 54 |
| Dimension depth(mm) | 90 | 90 | 84 | 73.5 | 90 | 84 | 90 | 90 | 84 | 84 | 90 | 60 | 90 | 80 | 90 | 90 | 73.5 ～ 76 | 76 | 84 | 60 | 76.5 | 73.5 | 90 | 90 | 84 | 84 | 90 | 76 | 194 | 84 | 90 | 150 | 90 | 144 | - | 154 ～ 198 | 120 | 84 | 84 | 84 | 90 | 90 |
| Rated block capacity, voltages except VAC 100/200/400, VDC 250 | Available | Available | - | - | - | - | - | Available | - | - | - | Available | - | Available | Available | Available | - | - | - | Available | - | - | Available | - | - | - | Available | Available | - | - | - | - | Available | Available | Available | Available | Available | - | - | - | Available | - |
| Connection Method | Surface type / Backside shape / Embedded Type | Surface type / Backside shape | - | Surface type | Surface type | - | Surface type | Surface type | - | - | - | Surface type | Surface type | Surface type | Surface type | Surface type | Surface type | Surface type | - | Surface type | - | Surface type | Surface type | Surface type | - | - | Surface type | Surface type | Insert shape | Surface type | Surface type | Insert shape | Surface type | Embedded Type | Backside shape | Insert shape | - | Surface type | - | - | Surface type | - |
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Related Categories to Earth Leakage Breakers (Low Capacity)
FAQ Earth Leakage Breakers (Low Capacity)
- Question: What is the function and capacity of an Earth Leakage Circuit Breaker (ELCB)?
- Answer: An Earth Leakage Circuit Breaker (ELCB) is a crucial safety device in electrical installations. Its primary function is to protect individuals from electric shock by automatically disconnecting the power supply when a fault occurs. ELCBs are designed to detect imbalances in the current flowing between live and neutral conductors. When a leakage current exceeds its rated value (typically 30mA or 100mA), the ELCB trips, interrupting the circuit and preventing potentially fatal injuries. This rapid response time ensures immediate protection against electric shock hazards.
- Question: What are the typical reasons for an ELCB to trip, and how does one troubleshoot it?
- Answer: ELCB Tripping: Reasons and Troubleshooting
Common Reasons:
1.Earth Leakage: Current flows through unintended path (faulty appliance, wiring, water).
2.Circuit Overload: Current exceeds ELCB's rating (too many appliances).
3.Nuisance Trips: High sensitivity, electrical noise, power surges.
4.Troubleshooting:
Identify affected circuit and appliances.
1.Turn off all appliances and reset ELCB.
2.Switch on appliances one by one to find the culprit.
3.Repair/replace faulty appliance or fix wiring.
4.Test ELCB again with all appliances on. - Question: How does one determine the appropriate tripping capacity and minimum rating for an ELCB?
- Answer: 1. Tripping Capacity: This depends on potential fault currents and the maximum allowable leakage. Factors include:
- Fault Current Loop Impedance: The resistance of the path the fault current takes to Earth, influencing how quickly the ELCB trips.
- Maximum Earth Fault Current: The highest current the ELCB should allow to flow before tripping, typically 30mA or 100mA.
2.Minimum Current Rating: This is based on the circuit's maximum current demand and needs to be equal to or higher than the expected circuit load. Factors include:
- Circuit Load: The total current drawn by all appliances connected to the circuit.
- Diversity Factor: Considers that all appliances won't operate at maximum load simultaneously. - Question: What are the standard sizes of earth leakage, and how do you calculate the correct size for your needs?
- Answer: Earth leakage circuit breakers (ELCBs) come in a range of standard sizes, typically specified by their rated current (In) and tripping sensitivity (IΔn). Common sizes include:
1.Current (In): 16A, 20A, 25A, 32A, 40A, 63A, 80A, 100A, 125A
2.Sensitivity (IΔn): 30mA, 100mA, 300mA
Choosing the correct size for your needs involves two main considerations:
1.Maximum Current Demand: Calculate the total current drawn by all appliances connected to the circuit.
2.Tripping Sensitivity: Based on safety requirements and potential fault scenarios.
Example: Sum all appliance currents:
Appliance A: 300W (1.3A)
Appliance B: 500W (2.17A)
Total current demand: 3.47A
This means you need an ELCB with a rated current (In) equal to or greater than 3.47A. - Question: How do you measure earth leakage current, and what is the acceptable range for safety standards?
- Answer: Measuring earth leakage current requires a specialized instrument called an earth leakage clamp meter. It clamps around the earth conductor of the circuit and measures the current flowing through it. Acceptable levels for safety vary depending on regulations and application:
- IEC 60364-4-42: 30mA maximum for general residential installations.
- BS 7671: 30mA for most domestic circuits, 100mA for specific situations (e.g., bathrooms).
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