Power relay G4A
Caution
Product Description
[Features]
· A small, single pole power relay with 80A input, energization, and 20A shutoff.
· Achieves motor load switching with an input current of 80A, energization, and a shutoff current 20A.
· Offers high capacity switching and high durability despite its small size.
· Guarantees clearance compliant with UL and CSA air conditioning standards.
· A highly insulated structure which produces little noise.
· The standard product features an anti-flux structure.
Dimensional Drawing of OMRON Power Relays
Power Relay external appearance
Power Relay external appearance
Power Relays Model G4A-1A-E outline drawing
Power Relays Model G4A-1A-E dimensional outline drawing, Units: mm
*Average dimensions.
Power Relays Model G4A-1A-E mounting hole processing dimensional drawing, Units: mm
Power Relays Model G4A-1A-E terminal layout/schematics
(There is no coil polarity.)
Power Relays Model G4A-1A-PE outline drawing
Power Relays Model G4A-1A-PE dimensional outline drawing, Units: mm
*Average dimensions.
Power Relays Model G4A-1A-PE mounting hole processing dimensional drawing, Units: mm
Power Relays Model G4A-1A-PE terminal layout/schematics
(There is no coil polarity.)
Specification Table of OMRON Power Relays
| Contact Resistance *1 | 100 mΩ or Less | |
|---|---|---|
| Turn-ON Time | 20 ms or Less | |
| Turn-OFF Time | 10 ms or Less | |
| Maximum Switching Frequency | Mechanical | 18,000 Times/h |
| Insulation Resistance *2 | 1,000 MΩ or More | |
| Withstand Voltage | Between Coil and Contact | 4,500 V AC 50/60 Hz 1 min |
| Between Contacts of Same Polarity | 1,000 V AC 50/60 Hz 1 min | |
| Impulse Withstand Voltage | Between Coil and Contact | 8.5 kV 1.2 × 50 |
| Insulation Distance | Between Coil and Contact | Space: 3.2 mm, Creepage: 6.4 mm |
| Vibration | Durability | 10 to 55 to 10 Hz Semi Amplitude 0.75 mm (Double Amplitude 1.5 mm) |
| Malfunction | 10 to 55 to 10 Hz Semi Amplitude 0.75 mm (Double Amplitude 1.5 mm) | |
| Shock / Impact | Durability | 1,000 m/s2 |
| Malfunction | 200 m/s2 | |
| Durability | Mechanical | 2,000,000 Times or More (Switching Frequency: 18,000 Times/h) |
| Resistance Load | 100,000 Times or More (Switching Frequency: 1 Second On, 1 Second Off) | |
| Motor Load | 200,000 Times or More (Switching Frequency: 1.5 Seconds On, 1.5 Seconds Off) | |
| Inverter Load | 300,000 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 Humidity | 5 to 85% RH | |
| Weight | Approx. 23 g | |
Note : The above values are the initial default values.
- *1. Power Relays Measurement conditions: 5 V DC 1 A, voltage drop method.
- *2. Power Relays Measurement conditions: Measuring the same spot for the withstand voltage items using a 500 V DC insulation resistance meter.
- *3. This value is obtained with a switching frequency of 120 times/min.
- *Refer to the catalog for specifications other than those above.