Description
3-pole Latching Relay
120A three sets of contacts switching simultaneously, auxiliary contact can be added.
Only impulse excitation needed, both for single and double coil.
Low power consumption.
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 UC3 compliant
Outline dimensions:(110x 52 x24) mm
Contact Data
| Contact Form | 3B/3H ( double contacts) |
| Contact Material | AgSnO2 |
| Contact Resistance | Max. 1.0MΩ (1A 6VDC) |
| Rated Load ( Resistive) | 100A 250VAC |
| Max. Switching Voltage | 380VAC |
| Max. Switching Current | 120A |
| Max. Switching Power | 25000VA |
| Mechanical Service Life | 1x105 OPS |
| Electrical Service Life | 6X103 OPS (120A, 250VAC) |
| 1x104 OPS (100A, 250VAC) |
| Max. Short-circuit Current | 3000A/10ms |
| 6000A/10ms (no explosion) |
Characteristics| Operate Time | Max. 60ms |
| Release Time | Max. 60ms |
| Insulation Resistance (500VDC) | Min. 1000MΩ |
| Dielectric Strength between Contact & Coil | 4000VAC |
| Dielectric Strength of Contact Opening | 2000VAC |
| Dielectric Strength between Contacts | 4000VAC |
| Surge Voltage from Contact to Coil | 4KVAC |
| Creepage Distance | 8mm |
| Unit Weight | about 300g |
Environment Data| Ambient Temperature | -40ºC~ 85ºC |
| Relative Humidity | 5%~85%RH |
| Vibration | 10~55Hz 1.5mm |
| Shock | 98M/S2 (functional) |
| 980M/S2 (survival) |
Coil Data| voltage | resistance(Ω)±10% | power(W) | operating | releasing | allowing | pulse duration |
| single | double | single | double | VDC | VDC | VDC | ms |
| 6 | 7.2 | 3.6/3.6 | 5.0 | 10.0 | ≤4.2 | ≤4.2 | 9 | ≥120 |
| 9 | 16.2 | 8.1/8.1 | ≤6.3 | ≤6.3 | 13.5 |
| 12 | 28.8 | 14.4/14.4 | ≤8.4 | ≤8.4 | 18 |
| 24 | 115.2 | 57.6/57.6 | ≤16.8 | ≤16.8 | 36 |
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"
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.
Complaint
