Power relay G4A

Power relay G4A

A small, single pole power relay with 80 A surge current and 20 A switching current.
[Features]
· Offers motor load switching.
· Offers high capacity switching and high durability despite its small size.
· Guarantees an insulation distance that is compliant with UL and CSA air conditioning standards.
· A highly insulated structure with high noise resistance.
· The standard product features an anti-flux structure.
[Applications]
· For PCBs used in communications equipment, OA equipment, testing instruments, disaster/crime-prevention devices, security devices, etc.

Power Relay Specifications

Power Relay G4A: related images

Power Relay external appearance

Power Relay G4A: related images

Power Relay external appearance

Power Relay G4A: related images

G4A-1A-E outline drawing

Power Relay G4A: related images

G4A-1A-E dimensional outline drawing, Units: mm
*Average dimensions.

Power Relay G4A: related images

G4A-1A-E mounting hole processing dimensional drawing, Units: mm

Power Relay G4A: related images

G4A-1A-E terminal layout/schematics
(There is no coil polarity.)

Power Relay G4A: related images

G4A-1A-PE outline drawing

Power Relay G4A: related images

G4A-1A-PE dimensional outline drawing, Units: mm
*Average dimensions.

Power Relay G4A: related images

G4A-1A-PE mounting hole processing dimensional drawing, Units: mm

Power Relay G4A: related images

G4A-1A-PE terminal layout/schematics
(There is no coil polarity.)

Contact Resistance *1100 mΩ or Less
Turn-ON Time20 ms or Less
Turn-OFF Time10 ms or Less
Maximum Switching FrequencyMechanical18,000 Times/h
Insulation Resistance *21,000 MΩ or More
Withstand VoltageBetween Coil and Contact4,500 V AC 50/60 Hz 1 min
Between Contacts of Same Polarity1,000 V AC 50/60 Hz 1 min
Impulse Withstand VoltageBetween Coil and Contact8.5 kV 1.2 × 50
Insulation DistanceBetween Coil and ContactSpace: 3.2 mm, Creepage: 6.4 mm
VibrationDurability10 to 55 to 10 Hz
Semi Amplitude 0.75 mm (Double Amplitude 1.5 mm)
Malfunction10 to 55 to 10 Hz
Semi Amplitude 0.75 mm (Double Amplitude 1.5 mm)
Shock / ImpactDurability1,000 m/s2
Malfunction200 m/s2
DurabilityMechanical2,000,000 Times or More
(Switching Frequency: 18,000 Times/h)
Resistance Load100,000 Times or More
(Switching Frequency: 1 Second On, 1 Second Off)
Motor Load200,000 Times or More
(Switching Frequency: 1.5 Seconds On, 1.5 Seconds Off)
Inverter Load300,000 Times or More
(Switching Frequency: 3 Seconds On, 5 Seconds Off)
Failure Rate P Level
(Reference Value *3)
5 V DC, 100 mA
Ambient Operating Temperature-20 to +60°C
(Assuming No Freezing or Condensation)
Operating Ambient Humidity5 to 85% RH
WeightApprox. 23 g

Note: The above values are the initial default values.

  1. *1. Measurement conditions: 5 V DC 1 A, voltage drop method.
  2. *2. Measurement conditions: Measuring the same spot for the withstand voltage items using a 500 V DC insulation resistance meter.
  3. *3. This value is obtained with a switching frequency of 120 times/min.
  • *Refer to the catalog for specifications other than those above.
Part Number
G4A-1A-E DC12
G4A-1A-E DC24
G4A-1A-PE DC12
G4A-1A-PE DC24
Part NumberVolume DiscountDays to ShipCoil rated voltage (DC)
(V)
Representative Standard Dimension height
(mm)
Load contact terminal
Same day 12UL / CSA23.5♯250
5 Day(s) or more 24-23.5♯250
Same day 12-26.8For PCB
Same day 24-26.8For PCB

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Basic Information

Application Power Contact Configuration 1a Terminal shape For Circuit Boards
Contact rated current (minimum value for AC and DC)(A) 20 Dimension width(mm) 30.5 Dimension depth(mm) 16
Contact mechanism Single Coil terminal For Circuit Boards

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