YIFA environmental protection intelligent pre-installed box-type substation YFYB series
Inquire NowThe product has multiple functions, wide uses, safe and reliable operation, beautiful appearance, and has the characteristics of convenient installation, less land occupation, less maintenance, less investment, and long service life.
Product Description
| Item | Unit | HV electrical equipment | Transformer | LV electrical equipment |
| Rated voltage | kV |
7.2, 12 |
6/0.4, 10/0.4 | 0.4 |
| Rated capacity | kVA | 200-1250 | ||
| 50-400 | ||||
|
Rated current |
A | 200-630 | 100-3000 | |
| Rated breaking current | A | Load switch 400-630A | 15-63 | |
| kA | Combined electrical equipment is depend on fuse | |||
| Rated short time withstand current | kA(xs) | 20x(2) | 200-400kVA | 15×1 |
| (12.5×4) | 400kVA | 30×1 | ||
| Rated peak withstand current | kA | 31.5, 50 | 200-400kVA | 30 |
| 400kVA | 63 | |||
| Rated closing current | kA | 31.5, 50 | ||
| Power frequency withstand voltage | kV | Relatively and equally 32,40 |
oil:<55 |
≤300V±2kV |
| Isolated fracture 34,48 | dry:<65 | 300V,600V±2.5kV | ||
| Lightning impulse | kV | Relatively and equally 60,75 | 75 | |
| Isolated fracture 75,85 | 75 | |||
| Noise level | dB | oil:<55 | ||
| dry:<65 | ||||
| Protection grade | IP23D | |||
| Outline dimension | According to transformer | |||
Company Information
