Turnkey Project Transformer Substation, China Distribution Manufacturers for Transformer Substation, Find details about China Substation, Manufacturers for Transformer Substation from Turnkey Project Transformer Substation, China Distribution Manufacturers for Transformer Substation
Item | Unit | Parameters | ||||
HV Unit | Switch Type | Combined Electrical Apparatus | Circuit Breaker | |||
Rated Voltage | kV | 40.5 | 40.5 | |||
Rated Frequency | Hz | 50 | 50 | |||
Rated Main Busbar Current | A | 630 | 1250 | |||
1min Rated power Frequency Withstand Voltage To earth, Between Phases/to open gap | kV | 95/118 | 95/118 | |||
Lightning Impulse Withstand Voltage To earth, Between Phases/to open gap | kV | 185/215 | 185/215 | |||
Rated Short-time Withstand Current | kA/s | 20/2 | 25/4 | |||
Rated Peak Withstand Current | kA | 50 | 63 | |||
Rated Short- circuit Making Current | kA | 31.5 | 63 | |||
Rated Short-circuit Breaking Current | kA | 31.5 | 25 | |||
LV Unit | Rated Voltage | V | 690 | |||
Rated Main Circuit Current | A | 1600~3300 | ||||
Rated Limit Short-circuit Breaking Capacity | kA | 50 | ||||
Rated Operating Short-circuit Breaking Capacity | kA | 40 | ||||
Rated Short-time Withstand Current | kA/1s | 40 | ||||
Transformer Unit | Rated Capacity | kVA | 1600~5500 | |||
Resistance Voltage | % | 4; 4.5 | ||||
Tapping Range | % | ±2X2.5; ±5 | ||||
Connected Group | Y,yn0; D,yn11 | |||||
Enclosure | Degree of Protection | HV Room | IP33 | |||
LV Room | IP33 | |||||
Transformer Room | IP23 | |||||
Sound Level | dB | ≤55 |