Conditions of Use
● Ambient temperature: upper limit + 40 ℃, lower limit -10 ℃;
● The altitude does not exceed 2000m (If it exceeds 2000m, it can be produced in consultation with the technical department of our company);
● Relative humidity: daily average is no more than 95%, monthly average is no more than 90%;
● Earthquake intensity: no more than 8 °;
● There is no fire, explosion hazard, serious pollution, chemical corrosion and violent vibration.
main feature
● The cabinet body is welded with angle steel, and can also be connected with profiled steel bolts and coated with steel plates.
● The cabinet is composed of four independent compartments: busbar room, circuit breaker room, relay room and cable room, and each room is separated by a metal sealing plate.
● The cover and door are made of steel plate. During normal operation and maintenance, the door can be opened without using tools according to normal operation procedures; during normal operation and maintenance, the cover cannot be opened without tools.
● The circuit breaker is fixedly installed in the circuit breaker compartment with pressure release channel.
● Incoming and outgoing wires can be passed overhead from the top of the cabinet, or from the bottom of the cabinet.
● The switchgear is double-sidedly maintained and is not installed against the wall. Lighting lamps are installed in the circuit breaker room and the cable room.
● There are grounding copper bars parallel to the width of the cabinet under the front door, so that each cabinet is grounded safely and reliably.
technical parameter
the notes of ordering
● Main wiring scheme number and single-line system diagram, arrangement diagram
● Schematic diagram of secondary circuit wiring, terminal arrangement diagram, if the terminal has no arrangement diagram, according to the manufacturer
● Model, specification and quantity of electrical components of switch cabinet
● The material and specifications of the main bus and branch bus, otherwise they are supplied according to the manufacturer's regulations
● The switchgear is used in special environmental conditions and should be proposed when ordering
● When accessories and spare parts are needed, their types and quantities should be proposed