Customized 250V 90A Monophase Electric Magnetic Latching Relay for Energy Meters

• Customization: Available
• Theory: Electromagnetic Relay
• Phase: 1
• Model NO.: GRT508B-90A
• Electricity Type: Ac
• Number of Pole: 1
• Load: High Power Relay
• Protective Characteristics: Enclosed Relay
• Action Principle: Electromagnetic Type
• Size: Miniature
• Type: Electric Parameter Relay
• Contact Form: 1b
• Coil Voltage: 6~24VDC
• Switching Current: 90A
• Coil Type: Single Coil and Double Coil Optional
• Transport Package: Carton Packing
• Specification: 90A-1B
• Trademark: GRT
• Origin: China
• HS Code: 85364110
• Production Capacity: 40000000PCS Per Year

Product Description

Product Description

1-pole Latching Relay


90A 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 UC2 compliant
Outline dimensions:(38x 30 x16.5) mm

 

Product Parameters

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	22,500VA
Mechanical Service Life	1x10^5 OPS
Electrical Service Life	1x10^4OPS
Max. Short-circuit Current	2500A/10ms
	4500A/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 from Contact to Coil	10KVAC
Creepage Distance	8mm
Unit Weight	about 40g

 
Environment Data

Ambient Temperature	-40ºC~ 85ºC
Relative Humidity	5%~85%RH
Vibration	10~55Hz  1.5mm
Shock	98M/S^2(functional)
	980M/S^2(survival)

 
Coil Data

voltage	resistance(Ω)±10%		power(W)		operating	releasing	allowing	pulse duration
	single	double	single	double	VDC	VDC	VDC	ms
6	24	12/12	1.5	3.0	≤4.2	≤4.2	12	≥50
9	54	27/27			≤6.3	≤6.3	18
12	96	48/48			≤8.4	≤8.4	24
24	384	192/192			≤16.8	≤16.8	48

Drawing

 

Typical Terminal Type

 

Our Advantages

 

1. National high-tech enterprise.

2. Established provincial R&D center for latching relay.

3. Main products have passed CQC, VDT, TUV, UL and RoHS etc.

4. Focusing on the R&D of latchiing relay and current transformer for nearly 20 years.

5. One of the drafters of industrial staradard of "latching relay used in electrical energy meters"

Trade Show & Honor

 

Certificate

FAQ

Q: What are the application fields of your products?

A: Our products are mainly used in smart meter, smart home, load control, synchronous switch, leakage protection and other applications.

Q: Are you a manufacturer or a trade company?

A: We are the manufacturer, but we have our own international trade department. We have ability to sell our products to the buyers all over the world.

Q:Can you provide custom products?

A: Absolutely OK. Due to most of our products need to be customized. You can send us your drawing or requirements, our technical staff will assist you to develop the products.

Q: Which countries do you export to?

A: At present, our products are mainly exported to Denmark, Japan, Spain, South Korea, Ukraine, Russia and other countries.

Q: Do you have requirements for MOQ?

A: There is no limiteation for MOQ except  the special condition of your products. Our saleman will inform you in advance if there is MOQ exisiting.

Q: What kind of payment you can accept?

A:We accept TT , L/C, Western Union as payment methods.

Q: What kind of price term you can accept?

A: We accept FOB, CNF, CIF, FCA, DDP, EXW etc.

Q: Can you offer samples? Do we need to pay the sample fee?

A: As long as there is no specical requirements for the samples, we can offer at most 5~10pcs ( depends on specific model) free samples for testing. But you need to burden the shipping cost.