High Quality GRT508B-80A Single-phase relay

Character:

-80A contact switching capability.
-Only impulse excitation needed, both for single and double coil.
-Strong load capacity, 80A/250VAC switchable.
-Low power consumption with great load capability, 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
-PCB installation structure available
-RoHS compliant
-Outline dimensions: (36.6 x 30 x 17.8)mm
-VDE Certificate No: 40027144

E-mail : [email protected]
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High Quality GRT508B-80A Single-phase relay Details

Contact Data

 

Contact Form 1B
Contact Material AgSnO₂
Contact Resistance Max. 1.0mΩ (1A 6VDC)
Rated Load(Resistive) 80A 250VAC
Max. Switching Voltage 250VAC
Max. Switching Current 80A
Max. Switching Power 20000VA
Service Life Mechnical Endurance 5x105 OPS
Electrical Endurance 1x10OPS
Max. Short-circuit Current 2500A/10ms

 

Characteristics

 

Operate Time 20ms Max.
Release Time 20ms Max.
Insulation Resistance (500VDC) 1000MΩ Min.
Dielectric Strength (50/60hz,1 min) Contact to Coil 4000VAC
Across Open Contacts 1500VAC
Contact to contact /
Surge Voltage (1 .2/50 μ s) Contact to Coil 20KVAC
Creepage Distance /
Unit Weight About 42g

 

Environmental Data

 

Ambient Temperature -40℃一+70℃ Relative Humidity 5%-85% RH
Vibration 10-55Hz 1.5mm Shock 98m/s²

 

Coil Data (20℃)

 

Coil Voltage (VDC) Coil Resistance (Ω)±10% Coil Power (W) Operating Voltage (VDC) Releasing Voltage (VDC) Allowing Voltage (VDC) Pulse Duration (ms)
Single Double Single Double
□6 36 18/18 1.0 2.0 ≤4.2 ≤4.2 9 ≥80
□9 81 40.5/40.5 ≤6.3 ≤6.3 13.5
□12 144 72/72 ≤8.4 ≤8.4 18
□24 576 288/288 ≤16.8 ≤16.8 36
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