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HCZ04-50 is a 50A 1000VDC sealed DC contactor with polarized SPST-NO main contact. Designed for EV, battery and energy storage systems with high reliability and arc extinction performance.
| MAIN CONTACT DATA | |||
|---|---|---|---|
| Max. Switching Voltage | 1000VDC | Rated Current | 50A (@10mm² wire) |
| Contact Arrangement | SPST-NO | Contact Resistance | ≤2mΩ (at 50 A) |
| Short-time Current | 50A Cont.150A/30sec;250A/10sec; | ||
| Electrical Life (Resistive Load) | 50A 450VDC,6000×(ops) | 50A 750VDC,1000×(ops) | |
| Max. Breaking Current (Resistive Load) | 300A 320Vdc 1×(ops) | ||
| CHARACTERISTIC DATA | |||||||
|---|---|---|---|---|---|---|---|
| Dielectric Strength | Between Main Contacts and Coil | Before Test≥2500VAC 50/60Hz 1min | After Test≥2000VAC 50/60Hz 1min | Insulation Resistance | Between Main Contacts and Coil | Before Test≥1000MΩ/1000VDC | After Test≥50MΩ (1000VDC) |
| Between Open Main Contacts | Before Test≥2200VAC 50/60Hz 1min | After Test≥1500VAC 50/60Hz 1min | Between Open Main Contacts | Before Test≥1000MΩ/1000VDC | After Test≥50MΩ (1000VDC) | ||
| Shock Resistance | Functional | 196m/s²(20G) L:>20G above | Vibration Resistance | Functional | 10-500Hz,49m/s² | ||
| Destructive | 490m/s²(50G) L:>50G above | ||||||
| Operate Time | Max.30ms | Mechanical Life | 2×10⁵ × (ops) | ||||
| Release Time | Max.10ms | Weight | Approx 180g | ||||
| 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 | 40(1±7%)Ω | 170(1±7%)Ω |
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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