CONTACT DATA Contact Parameters
| Item Project | Specifications |
| Contact Arrangement Contact Form | 1 Form A (normally open) 1 group normally open |
| Contact Resistance (Initial) | ≤0.2mΩ @ 200A |
| Rated Load Current | 300A (@ 100mm2 Busbar copper bar) |
| Min. loading Minimum usage load | 6Vd.c.，1A |
| Max. Breaking Current | 2500A (850Vd. c.) 1 op |
Insulating
Property
绝缘性能 | Dielectric Strength dielectric withstand voltage | 3000 VAC for 1 minute, between open contacts |
| 3000 VAC for 1 minute, between coil and contact contacts |
| Insulation Resistance | 1000 M Ω at 1000 VDC, between open contacts |
| 1000 M Ω at 1000 VDC, between coil and contact contacts |
Environment
Parameter
环境参数 | Operating Temperature | -40℃~85℃ |
| Operating Humidity Working Humidity | 20% RH ~85%RH |
| Storage Temperature | -40℃~85℃ |
| Storage Humidity Storage Humidity | 20% RH ~85%RH |
| Endurance durability | Electric endurance | Connection: 7.5 × 10 ^ 4 times (20Vd. c., 140A) |
| Breaking: 1000Vd. c., 300A 300 times (0.6s on/5.4s off) |
| Breaking: 0.2s on once (450Vd. c., 2000A) |
| Breaking: 0.2s on once (500Vd. c., 1800A) |
| Short circuit resistance | 500Vd.c., 8000A t≤5ms, 1 time (no smoke, no fire, no explosion) |
| Current tolerance (85 ℃) | 300A, sustain |
| 350A, 8min |
| 500A, 2min |
| 900A, 25s |
| 1000A, 20s |
| Mechanical durability | 2x10 ^ 5 times |
Time Parameter
时间参数 | Suction time Operation time | ≤30ms |
| Release time | ≤10ms |
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