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HCZ04-30 is a compact 30A DC contactor with 1000VDC switching capacity. Featuring sealed epoxy structure and inert gas arc extinction, it ensures high reliability in EV, energy storage, and DC power systems.
| MAIN CONTACT DATA | |||
|---|---|---|---|
| Max. Switching Voltage | 1000VDC | Rated Current | 30A (≤ 2mA) |
| Contact Arrangement | SPST-NO | ||
| Limiting Short-time Current | 30A Continuous; 90A: 60 sec; 150A: 20 sec | ||
| Electrical Life (Resistive Load) | 30A 450VDC, 10000 ops | 30A 750VDC, 1500 ops | |
| Max. Breaking Current (Resistive Load) | 300A 320VDC, 1 op | ||
| CHARACTERISTIC DATA | |||
|---|---|---|---|
| Dielectric Strength | Between Main Contacts and Coil | 3000VAC 1 min | |
| Between Open Main Contacts | 2200VAC 1 min | ||
| Insulation Resistance | Between Main Contacts and Coil | Before Test ≥1000MΩ (1000VDC) After Test ≥50MΩ (1000VDC) |
|
| Between Open Main Contacts | Before Test ≥1000MΩ (1000VDC) After Test ≥50MΩ (1000VDC) |
||
| Shock Resistance | Functional | 196m/s², Pulse duration 11ms | |
| Destructive | 490m/s², Pulse duration 11ms | ||
| Operate Time | Max: 30ms | ||
| Release Time | Max: 10ms | ||
| Mechanical Life | 2 × 10⁵ ops | ||
| COIL DATA | ||
|---|---|---|
| Rated Voltage | 12VDC | 24VDC |
| Pick-up Voltage | ≤ 9VDC | ≤ 18VDC |
| Drop-out Voltage | ≥ 1.2VDC | ≥ 2.4VDC |
| Rated Operating Power | 3.5W | 3.5W |
| Coil Resistance | 40Ω (1±7%) | 170Ω (1±7%) |

HIITIO® was established in 2018 as a result of Hecheng Electric introducing a mature R&D team. HIITIO specializes in producing high-voltage DC electrical devices for EV, solar energy systems, and energy storage applications.
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