品牌:
Product description
YB□1-12/0.4 HV/LV prefabricated power substation consists of HV switchgear, transformer and LV switchgear, it is divided into 3 functional unit chamber,including HV chamber, transformer and LV chamber.and chambers can be arranged as "目" or "品" in outline.
Main parameter
| Item | Unit | HV | TRANSFORMER | LV | ||||||||||
| Rated capacity | kVA | 100-2500 | ||||||||||||
| Rated voltage | kV | 12(7.2) | 12(7.2)/0.4 | 0.4 | ||||||||||
| Rated current of switch | A | 630 | 200-3150 | |||||||||||
| Rated short circuit breaking current | kA | 31.5 | <400kVA 30 | <400kVA 50 | ||||||||||
| Rated short time withstand current | kA/s | 20/4 | 30/1 | 50/1 | ||||||||||
| Insulation level | Rated voltage | kV | 12 | 7.2 | 12 | 7.2 | 0.4 | |||||||
| Position of voltage imposed | kV | P to P, P to E | Break | P to P, P to E | Break | Oil immersed type | Dry type | Oil immersed type | Dry type | P to P | P to E | |||
| 1min power frequency withstand voltage | kV | 42 | 48 | 32 | 36 | 35 | 25 | 25 | 36 | 1.89 | ||||
| Full wave lightning impulse withstand voltage | kV | 75 | 85 | 60 | 65 | 75 | 75 | 60 | 60 | |||||
| Noise | Oil immersed transformer | dB | ≤55 | |||||||||||
| Dry transformer | dB | ≤55 | ||||||||||||
| IP class | IP23D | |||||||||||||
