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主页 » 产品 » DF-2 » DF-D-500

DF-D-500

Protection cubicle with withdrawable vacuum circuit breaker and integrated protection relay

Application: Protection of outgoing feeders with withdrawable vacuum circuit breaker allowing, in case of an incident, to replace quickly the circuit breaker and reduce the downtime to a minimum.

Standard equipment

  • Three phase load break switch of the type RV44, class E3 according to IEC 62271-102, interruption in SF6
  • Vacuum circuit breaker with integrated protection relay, inverter and tripping device
  • Interlocked earthing switch with a making capacity of 63 kA, placed downstream of the circuit breaker
  • Support for cable terminal
  • Door interlock
  • Capacitive voltage presence indicator sockets
  • Voltage presence indicators
  • Low voltage compartment
  • Withdrawable circuit breaker

Options

  • Set of auxiliary contacts on the load break switch
  • Set of auxiliary contacts on the earthing switch
  • Key lock on the load break switch
  • Key lock on the earthing switch
  • Key lock on both
  • No door interlock
  • Motor operation on the load break switch: 24-48-110 V AC/DC & 220 V AC
  • Short circuit detector (to be specified by the customer at order)
  • Voltage presence indicators
  • Plinth with a height of 200 mm, 300 mm or 400 mm (other dimensions available on request)
  • Floor panels
  • Push button control on the load break switch
  • Remote control of the load break switch

Specifications and dimensions

Rated voltage kV 12 17,5
Rated current A 630 630
Short time current kA 25 25 20
Time of the short time current s 1 1
Width mm 500 500
Depth mm 1050 1050
Height mm 1700 1700
Height between the bottom and the cable terminal mm 450 450
Weight kg 400 400

Options on the circuit breaker

  • Motor operation*
  • Closing coil *
  • Tripping coil *
  • Direct / time delayed under voltage release *
  • Set of auxiliary contacts
  • Default contact
  • Test feeding for the protection relay (battery block)
  • Operation counter
  • Automatic reclosing
  • Push button control on the circuit breaker
  • Remote control of the circuit breaker
  • Key interlock

* available voltages: 24 V AC/DC, 48 V AC/DC, 110 V AC/DC, 220 V AC

Requested specifications for the VA-2 circuit breaker: Short time current, rated current, rated voltage, power to be protected

Any questions?

Feel free to contact us for more information!

Yun Wang
Yun WangPlant Manager
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