High-voltage DC contactors are key electrical components used to control the on-off of high-voltage and large-current DC circuits, and are widely applied in fields such as electric vehicles, charging piles, photovoltaic power generation, energy storage systems, and rail transit.
High-voltage DC Relay Advantage:
Product safety meets automotive industry standards：1-Products meet IATF 16949 automotive industry. 2-Quality management system delivery requirements. 3-The contact has good anti-corrosion, anti-oxidation and anti-bonding ability. 4-Sealed explosion-proof structure, national standard IP67 super protection. 5-High temperature, low temperature, wet heat, salt spray, mechanical impact, etc.
Normal operation under extreme environmental conditions:1-High standard quality inspection control and quality management system. 2-Including environmental test, electrical life test, mechanical life test. 3-Shock vibration test and other perfect performance detection ability of the whole chain. 4-The whole process of operating ISO9001, ISO14001, ISO45001 system.
High-voltage DC Relay Product Line:
It has brazing workshop cleanliness of 100,000 and industry-leading fully automated, lean digital, and flexible production line.The entire line uses 4-axis robots compatible with multiple models, ensuring fast efficiency and stable quality for contactors.
Product Parameter:
| Application Scenario | BESS | ||
| Model | Unit | ZKG40P | ZKG350P |
| Performance Specification | |||
| Rated Load Current | A | 40 | 400 |
| Rated Load Voltage | Vdc | 1500 | 1500/2000 |
| Max. Breaking Current @ 300Vdc | A | 400 | 2000 |
| Min. Applicable Load @ 12Vdc | A | 1 | 1 |
| Contact Resistance @ Rated Current, Max. | mΩ | 5 | 0.3 |
| Operate Time, Max. | ms | 30 | 50 |
| Release Time, Max. | ms | 10 | 30 |
| Electrical Life at Rated Current & Voltage, Min. | Cycles | 300 | 500/300 (350A/2000Vdc) |
| Mechanical Life, Min. | Cycles | 200000 | |
| Dielectric Withstanding Voltage Between Contacts @ 50Hz,1min | Vac | 3000 | 5000 |
| Dielectric Withstanding Voltage Between Coil and Contacts @ 50Hz,1min | Vac | 4000 | 5000 |
| Insulation Resistance @ 1000 Vdc | MΩ | 1000 | |
| Coil Specification | |||
| Rated Voltage | Vdc | 12/24 | |
| Pick-up Voltage, Max. | Vdc | 9/18 | |
| Drop-out Voltage, Min. | Vdc | 1/2 | |
| Max. Allowable Voltage | Vdc | 18/36 | |
| Environmental Data | |||
| Operating Temperature Range | ℃ | -40℃～+85 ℃ | |
| Operating Humidity Range | / | 5% ~ 85%, RH | |
| Vibration, Sine (10-500Hz) | m/s2 | 49 | |
| Pressure | kPa | 86 ~ 106 | |
| Others | |||
| Contact Form | / | 1 Form A | |
| Contact Material | / | Copper Alloy | |
| External Dimensions | mm | 79.2×36.7×48 | 104x65x97.4 |
| Weight (Nominal) | g | 180 | 730 |
| Certification | / | ISO/IATF16949 | 3C | CE |
ISO/IATF16949 | 3C | CE | UL |
| Vendor | Wasion Energy |
|---|---|
| Type | High Voltage DC Relay |
| TYPE | 40P, 350P |
