VRU - 380/220 (19 rack)
Purpose of VRU
The VRU–380/220 board is designed for distribution of power supply and protection of the telecommunication and auxiliary (air conditioners, instruments, and illumination) equipment on base stations of the cellular communication networks.
Design
Technical Characteristics
The VRU–380/220 board is designed for distribution of power supply and protection of the telecommunication and auxiliary (air conditioners, instruments, and illumination) equipment on base stations of the cellular communication networks.
Design
- the external switch gearboard is arranged in the standard housing of 5U height, 160 mm depth and is designed for installation into 19“ rack;
- on front panel, consisting of two parts, the following items are located: the face nameplate and the bolt for installation of a seal on the inlet part;
- под under front removable panels the following items are located: - under left panel – input three-phase knife-switch and electric energy meter; - under right panel – 3 single-phase automatic breakers, buses «N» and «РЕ» for connection of respective loads;
- allcablesarebrought inside through fittings in rear panel;
- a place for installation of additional single-phase automatic breakers (up to 3) is envisaged in the board.
Technical Characteristics
| Parameter | Valueе |
| Rated input voltage, V | 380/220 В |
| Rated input current, А | 16 |
| Number of single-phase loads | 3 |
| Rated current of single-phase load, А | 10 |
| Minimal insulation resistance, MOhm | 2 |
| Overall dimensions, mm | 482х222х170 |
| Weight, kg | 12 |