Andeli Group Co., Ltd.

Indoor Vacuum load switch - fuse

Indoor Vacuum load switch - fuse
Product Detailed

Isolate Switch
1.Type:FZN21
2.Standard|:IEC GB
3.Main Material:Procelain&Steel

 Overview
      FZN21-12D/T630-20, FZN21-12DR/T125-31.5 Model and composition of high-voltage vacuum load switch for three-phase AC electrical 12kV, 50Hz power distribution system, with a compact, small size, light weight, long life Closing breaking ability, safe and reliable, and fuse with the use of (the combination of electrical appliances), to replace fuses with higher cost, its operating and maintenance easy and convenient.

 

  Use of environmental conditions 
      Altitude ≤1000m.
      ambient temperature-25°C~+40°C.
      Relative humidity: daily average is less than 95%, on average less than 90%.
      No conductive dust, corrosive gases and water vapor in the workplace.
      No fire and explosion hazard areas.
      No severe vibration, tilt less than 3 ° place.

 Main technical parameters

Serial numberProjectUnitParameter
FZN21FZRN21
1Rated voltageKV1212
2Rated CurrentA630125
3Rated short circuit making currentkA5050
4Rated short-circuit breaking current (Switchgear) )kA——31.5
5Rated active load breaking currentA630630
64Sthermal currentkA20——
7Dynamic currentkA50——
81min power frequency withstand voltagekA42(Fracture48)42(Fracture48)
9Lightning impulse withstand voltagekA75(Fracture85)75(Fracture85)
10Mechanical lifeTimes1000010000
11Rated transfer current (Switchgear)A——3150
12Motor operating voltageVAC-DC110,220AC-DC110,220

 

 Structural features, performance (and installation dimensions, see Figure)
      FZN21-12-Model load switch and the combination of electrical appliances mainly by frame, isolating switch (or fuse charging separate switch), vacuum interr../upter, grounding switch, operating mechanism and other components.
      This product is compact, small size, long life, customs co-breaking ability, easy operation and maintenance. Vacuum switch operating mechanism and distribution and electricity storage spring, the CO can be fast operation. Isolation switch, vacuum switch, grounding switch interlock each other in order to prevent misuse.

      1, frame 2, isolation knife 3, fuse 4, insulated rod 5, the bracket
      6 interr upter 7, 8 Earth knife static contact, insulator 9, ground knife
      10, ground spring 11, sub-gate spring 12, insulated rod 13, shaft
      14, blurted institutions 15, payment of shaft 16, linkage rod 17, operating mechanism
      No fuse load switch (item 3) and blurted institutions (item 14)

 Order Information
     Order stating the product Model, name, size, quantity, operating agencies voltage.



Copyright Notice @ 2008-2022 B2BAGE Limited and/or its subsidiaries and licensors. All rights reserved.