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Latching Relay

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Latching Relay For Smart Meter

Latching Relay For Smart Meter

Model NO.: GRT508A-60A Type: Latching Relay Usage: Smart Meter Phase: Single Phase Electricity Type: AC Size: Miniature Rate Load(Resistance): 60A 250VAC Contact Form: 1B Contact Material: Agsno2 Between Coil&Contacts: 4000VAC 1min Between Open Contacts: 1500VAC 1min Coil Voltage: 6VDC,9VDC,12VDC,24VDC Trademark: GRT Dimension(mm): 39.1X30.9X17.0 Transport Package: Standard Export Cartons Origin: China HS Code: 8536411000

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Product Details

                                   Contact Data

Latching Relay For Smart Meter

Contact Form
Contact Material
Contact ResistanceMax.1.5mΩ(1A 6VDC)
Rated Load(Resistive)60A 250VAC
Max.Switching Voltage250VAC
Max.Switching  Current60A
Max.Switching Power15000VA/448W
Service LifeMechnical Endurance5X105OPS
Electrical Endurance1X104OPS
Max.Short-Circut Current1500A/10ms


Operate Time20ms Max.
Release Time20ms Max.
Insulation Resistance (500VDC)500MΩ Min.
 Dielectric Strength (50/60Hz,1Min)Contact to Coil4000VAC
Across Open Contacts1500VAC
Contact to contact
Surge Voltage
Contact to Coil
 Dielectric Creepage
Unit WeightAbout 36g

Enviromental Data

Ambient Temperature-40℃~+70℃Relative Humidity5%-85% RH
Vibration10-55HZ 1.5mmShock98m/s2

Coil Data (20℃)

Coil Voltage
Coil Resistance
Coil Power
Operating Voltage
Releasing       Volatge
Allowing Volatge
Pulse Duration    (ms)
63618/181.0 2.0 ≤4.2≤4.29≥50

Ordering Information

GRT508A 60A  1B12VDCSXX or PCB
 Terminal type:      Custom design
                         Coil type:                 S: single coil     D: double coil 
                                Coil voltage:            6, 9, 12,24,48V
                                                   Contact form:         1B: One set of contacts remian closed
                                                                                      Contact current:     60A
                                                                                                                                                Relay Series:           GRT508A

Dimensional Drawings/Wiring Diagrams

Version A:


Note: No tolerance marked. If dimension ≤1mm, the tolerance is  ±0.2mm; if dimension 1-5mm, the tolerance is ±0.3mm; if dimension ≥5mm, the tolerance is ±0.5mm.

Version B


Note: No tolerance marked. If dimension ≤1mm, the tolerance is  ±0.2mm; if dimension 1-5mm, the tolerance is ±0.3mm; if dimension ≥5mm, the tolerance is ±0.5mm.

GRT accumulates many years of experience in long-term cooperation with foreign customers, with independent automatic 

equipment and production lines, is making unremitting efforts to move toward the international high-end market, 

enjoying great popularity in the industry's influence, in the household names of the same industry. GRT is equipped 

with comprehensive, high precision inspection and testing equipment, such as CMM (Coordinate Measuring Machine), 

10000V dielectric strength tester, relay integrated tester, temperature rise tester, life tester, pulse current test equipment, 

products RoHS detector.

Great Electrical, with rich experience, is one of the leading latching relay for smart meter manufacturers and suppliers in China. And with the aid of advanced technology and qualified staff, our products comes in excellent performance. Welcome to get the free sample with us or try our customized service.
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