GRT508F-120A
Electromagnetic Relay
Smart Energy Meter
1
Ac
1
High Power Relay
Enclosed Relay
Electromagnetic Type
Miniature
Electric Parameter Relay
6-24VDC
Single Coil and Double Coil Optional
1b
120A
Carton Packing
Outline Dimension: (42*32*20.8)mm
China
85364110
Product Description

GRT508F-120A 1-pole
120A contact switching capability
Only impulse excitation needed, both for single and double coil.
Low power consumption, small in size
Custom assemblies available with flexible wire and/or copper straps, and/or with integrated shunt
4KV dielectric strength between coil and contacts
RoHS compliant
IEC62055-31 UC3 compliant
Outline dimensions:(42x 32 x20.8) mm
120A contact switching capability
Only impulse excitation needed, both for single and double coil.
Low power consumption, small in size
Custom assemblies available with flexible wire and/or copper straps, and/or with integrated shunt
4KV dielectric strength between coil and contacts
RoHS compliant
IEC62055-31 UC3 compliant
Outline dimensions:(42x 32 x20.8) mm
Contact Data
Contact Form | 1B/1H |
Contact Material | AgSnO2 |
Contact Resistance | Max. 1.0MΩ |
Rated Load ( Resistive) | 120A 250VAC |
Max. Switching Voltage | 250VAC |
Max. Switching Current | 120A |
Max. Switching Power | 30000VA |
Mechanical Service Life | 1x105 OPS |
Electrical Service Life | 1X104 OPS (100A, 250VAC) |
6x103 OPS (120A, 250VAC) | |
Max. Short-circuit Current | 3000A/10ms |
6000A/10ms (no explosion) |
Characteristics
Operate Time | Max. 20ms |
Release Time | Max. 20ms |
Insulation Resistance (500VDC) | Min. 1000MΩ |
Dielectric Strength between Contact & Coil | 4000VAC |
Dielectric Strength of Contact Opening | 2000VAC |
Dielectric Strength between Contacts | |
Surge Voltage Contact to Coil | 9KV |
Creepage Distance | 8mm |
Unit Weight | about 65g |
Environment Data
Ambient Temperature | -40ºC~ 85ºC |
Relative Humidity | 5%~85%RH |
Vibration | 10~55Hz 1.5mm |
Shock | 98M/S2 (functional) |
980M/S2 (survival) |
Coil Data
voltage | resistance(Ω)±10% | power(W) | operating | releasing | allowing | pulse duration | ||
single | double | single | double | VDC | VDC | VDC | ms | |
6 | 12 | 6/6 | 3.0 | 6.0 | ≤4.2 | ≤4.2 | 9 | ≥50 |
9 | 27 | 13.5/13.5 | ≤6.3 | ≤6.3 | 13.5 | |||
12 | 48 | 24/24 | ≤8.4 | ≤8.4 | 18 | |||
24 | 192 | 96/96 | ≤16.8 | ≤16.8 | 36 |

