100A UC2 Compliant Single Phase Latching Relay for Energy Meter Applications in Smart Grid Solutions

Basic Information

Model NO.

GRT508B-100A

Phase

1

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

100A

Coil Type

Single Coil and Double Coil Optional

Production Capacity

40,000,000 PCS Per Year

Product Description

1-pole Latching Relay

100A 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: (39 x 30 x 16.8) mm

Product Parameters

Contact Data

Contact Form	1B/1H
Contact Material	AgSnO2
Contact Resistance	Max. 1.0MΩ (1A 6VDC)
Rated Load (Resistive)	100A 250VAC
Max. Switching Voltage	250VAC
Max. Switching Current	100A
Max. Switching Power	25000VA
Mechanical Service Life	1x10⁵ OPS
Electrical Service Life	5x10³ OPS (100A 250VAC) / 1x10⁴ OPS (80A 250VAC)
Max. Short-circuit Current	2500A/10ms (4500A/10ms no explosion)

Characteristics

Operate Time	Max. 20ms	Release Time	Max. 20ms
Insulation Resistance	Min. 1000MΩ (500VDC)	Dielectric Strength (Coil/Contact)	4000VAC
Surge Voltage	10KVAC	Creepage Distance	8mm
Unit Weight	About 45g

Environment Data

Ambient Temperature	-40ºC~ 85ºC
Relative Humidity	5%~85%RH
Vibration	10~55Hz 1.5mm
Shock	98M/S² (functional) / 980M/S² (survival)

Technical Drawing & Terminal Type

Dimensional Drawing

Typical Terminal Type

Our Advantages

National high-tech enterprise.
Established provincial R&D center for latching relay.
Main products have passed CQC, VDT, TUV, UL and RoHS etc.
Focusing on the R&D of latching relay and current transformer for nearly 20 years.
One of the drafters of industrial standard of "latching relay used in electrical energy meters".

Trade Show & Honor

Certificates

Frequently Asked Questions

What are the application fields of your products?

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

Are you a manufacturer or a trade company?

We are the manufacturer with our own international trade department, enabling us to serve buyers worldwide directly.

Can you provide custom products?

Absolutely. Most of our products are customized. You can provide drawings or requirements, and our technical staff will assist in development.

Do you have requirements for MOQ?

There is generally no limitation for MOQ unless there are special conditions for specific products. Our sales team will inform you in advance.

What kind of payment methods do you accept?

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

Can you offer samples?

Yes, we can offer 5-10pcs of free samples for testing (depending on the model) if there are no special requirements. Shipping costs are the responsibility of the buyer.