The cabinet is an intermediate element between the middle voltage switch and the substation equipment. Intended for connecting the secondary circuits of the HVAC plant and substation equipment. Cabinet is designed for outdoor installation and intended for operation in industrial atmosphere.
Box of clamps functionally consists of:
- clamps for external connection;
- heating and lighting circuits.
Technical characteristics:
- View, frequency current: AC, 50Hz;
- Rated current: 16А;
- Rated working voltage of main circuit: 220V AC;
- Rated auxiliary circuit voltage: 220B AC, 50HZ;
- Rated main circuit insulation voltage: 500V;
- Rated auxiliary circuit insulation voltage: 500V;
- Degree of protection: IP54;
- Grounding system: TN-S;
- Type of internal separation: 1;
- Type of electrical connections of functional units: FFF.
Overall dimensions of the device:
- height: 600 mm:
- width: 400 mm:
- depth: 250 mm:
- mass of the device: not more than 50 kg.
Design of the switch clamp cabinet:
The device consists of a solid metal welded body with a divider in shape 1. On the back wall of the body there are metal guides, to which the equipment of the cabinet is attached. There is a lockable lock on the door. During production, the equipment can be equipped with devices by the manufacturer according to the customer’s wishes.