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

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Product description

Parameters

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GRT508B RoHS Compliant 90A Single-Phase Relay Details

Contact Data

Contact Form		1B
Contact Material		AgSnO₂
Contact Resistance		Max. 1.0mΩ (1A 6VDC)
Rated Load(Resistive)		90A 250VAC
Max. Switching Voltage		250VAC
Max. Switching Current		90A
Max. Switching Power		15000VA/2800W
Service Life	Mechnical Endurance	1x10⁵ OPS
	Electrical Endurance	1x10⁴OPS
Max. Short-circuit Current		2000A/10ms
		4500A/10ms (no explosion)

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	2000VAC
	Contact to contact	/
Surge Voltage (1 .2/50 μ s)	Contact to Coil	12KVAC
Creepage Distance		8mm
Unit Weight		About 50g

Environmental Data

Ambient Temperature		-40℃一+85℃	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	≥50
□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