120A Latching Relay for Synchronous Switches, Smart Capacitors, Three-Phase Unbalanced

• Theory: Electromagnetic Relay
• Usage: Household Appliances Relay, Switich
• Phase: 1
• Electricity Type: Ac
• Number of Pole: 1
• Load: High Power Relay
• Model NO.: GRT508BX-120A
• Protective Characteristics: Enclosed Rlay
• Action Principle: Electromagnetic Type
• Size: Miniature
• Type: Electric Parameter Relay
• Switching Current: 120A
• Coil Type: Single Coil and Double Coil Optional
• Transport Package: Carton Packing
• Specification: 120A-1A
• Trademark: GRT
• Origin: China
• HS Code: 85364110
• Production Capacity: 40000000PCS Per Year

Product Description

Product Description

120A Magnetic Latching Relay 

120A contact switching, super arc breaking ability.
Withstand 3000A peak current (action time 10ms).
Product action time error ±0.2ms, consistency and stability.
Comply with UC3  requirements, with detection function.
Dimension:52*43.2*22(L*W*H)
RoHS compliant.
Used for 50~60KVA synchronous switches, smart capacitors, three-phase unbalanced, etc.

 

Product Parameters

 

Appearance	Shell Color		Black
Contact	Contact Form		1B(1A)		"1A" as default
	Contact Material		Silvery Alloy
	Contact Resistance		≤1.0mΩ		In accordance with the voltammetry test, 10A constant current is applied
	Rated Load (Resistive)		120A/250VAC
	Max. Switching Voltage		250VAC
	Max. Switching Current		120A
	Max. Switching Power		30000VA
Coil	Rated Voltage of Coil		9VDC
	Initial Operating Voltage	Closing	≤9VDC
		Release	≤9VDC
	Operating Time	Closing	≤5.0ms		single coil 24V drive
		Release	≤4.0ms		double coil 24V drive
	Coil Resistance		36Ω±10%		Customized
	Impulse Width		100ms
	Rated Power of Coil		4W
Performance	Rated Working Temperature		-40ºC~70ºC		At the limit temperature, it is required to work at the maximum operating frequency for 72H
	Humidity		45%-90%RH
	Mechanical Vibration		10~55HZ Single amplitude 0.35mm		After the test, there should be no loose structure or mechanical damage, and the state of the relay can't be changed.
	Mechanical Shock		500m/S2   11MS		After the test, there should be no loose structure or mechanical damage, and the state of the relay can't be changed.
	Insulation Resistance		≥100MΩ		500VDC
	Dielectric Strength	Between Contacts	2500VAC 1min		No flashover, arcing or insulation breakdown is allowed during the dielectric withstand test. The leakage current shall not be greater than 1mA
		Contact-Coil	4000VAC 1min
	Electrical Life		1X10^4 OPS		On the condition of 120A/250VAC(resistive load, frequency reference standard), the number of continuous actions.
	Mechanical Life		1X10^6 OPS		The number of consecutive actions under no or light load conditions

 
 

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"

 

Drawing

 

Typical Terminal Type

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.