决方案
MODULAR CONSTRUCTION
The unit has a modular construction and includes several cabinets:
-
Cabinets of feeder incoming line arrangements that are independent for each feeder and diesel generator;
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Cabinets of uninterruptible power supply unit (UPS) with the capacity of up to 24 kW with an automatic choice of feeders and of uninterruptable power supply unit with a DC bus (48 W);
-
A load distribution cabinet of redundant power supply for switching on computer-based and relay equipment;
-
A battery cabinet and an insulated transformer cabinet for the provision of galvanic isolation of different loads.
| Climate modification |
NF 4 |
| Nominal input voltage* |
380/220W+25%-23% |
| Frequency of feed voltage | 49-51Hz |
| Nominal output voltage | 220/380W±5% |
| Frequency of output voltage | 50Hz ± 0,1Hz |
|
Coefficient of harmonic distortion of output voltage |
Less than 2% |
|
Power capacity of a UPS** cabinet |
From 12 up to 24kVA |
|
Warranty (from the moment of commissioning) |
3 years |
*If there is a network deviation from the required parameters power supply is provided from a maintenance-free battery.
**If more power capacity is required several UPS cabinet and battery cabinets are applied.