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Ceramic sealing structure with H₂ mixed gas filled in the chamber, no risk of arc leakage, low & stable contact resistance;
High value of short-circuit current withstanding to ensure the contacts can be reliably closed when encountering short-circuit current, contributing to no risk of fire and explosion;
Non-polarity arc extinguishing design that is applicable to a range of scenarios with bidirectional current circuit safely and reliably;
Carrying current 100A continuously at 85°C;
MAIN CONTACT DATA
| Parameter | Value |
|---|---|
| Max. Switching Voltage | 1500VDC |
| Rated Current | 100A |
| Contact Arrangement | SPST-NO |
| Contact Voltage Drop | ≤0.1V (at 100A) |
| Limiting Short-time Current | 120A:60min; 200A:5min; 400A:1min; 600A:15s; 1000A:0.6s |
| Electrical Life (Resistive Load) | 450V Model: 100A 450VDC 1000 ops 800V Model: 100A 800VDC 500 ops 1000V Model: 100A 1000VDC 200 ops 1500V Model: 15A 1500VDC 10000 ops; 40A 1500VDC 15000 ops, Only Making |
| Max. Breaking Current (Resistive Load) | 600A 450VDC 1 ops |
| Overload Breaking (Resistive Load) | 200A 450VDC 100 ops |
CHARACTERISTIC DATA
| Parameter | Value |
|---|---|
| Dielectric Strength (Between Main Contacts and Coil) | Before Test ≥4000VAC (1min) After Test ≥2500VAC (1min) |
| Dielectric Strength (Between Open Main Contacts) | Before Test ≥3000VAC (1min) After Test ≥2500VAC (1min) |
| Insulation Resistance (Between Main Contacts and Coil) | Before Test ≥1000MΩ (1000VDC) After Test ≥50MΩ (1000VDC) |
| Insulation Resistance (Between Open Main Contacts) | Before Test ≥1000MΩ (1000VDC) After Test ≥50MΩ (1000VDC) |
| Shock Resistance (Functional) | 20g Half-Sine Wave 11ms |
| Shock Resistance (Destructive) | 50g Half-Sine Wave 6ms |
| Vibration Resistance (Functional) | 5.79g (10~2000Hz, Random) |
| Operate Time | Max: 30ms |
| Release Time | Max: 10ms |
| Mechanical Life | 2×10⁵ ops |
| Weight | Approx 155g |
COIL DATA
| Parameter | 12VDC | 24VDC | 48VDC |
|---|---|---|---|
| Pick-up Voltage | ≤9VDC | ≤18VDC | ≤36VDC |
| Drop-out Voltage | ≥1.2VDC | ≥2.4VDC | ≥4.8VDC |
| Rated Operating Power | Approx 3W | Approx 3W | Approx 3W |
| Max. Allowable Voltage | 16VDC | 32VDC | 64VDC |
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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