Gold Member Since 2007
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Ningbo Ville Electric Co., Ltd.

Isolator, Switch, Circuit Breaker manufacturer / supplier in China, offering HD11b-HD14b Series Knife Switch/ Isolator, 12.5mva Sz11 Series 35kv Power Transformer with on Load Tap Changer, Lw58-252/T4000-50 High Voltage Sf6 Circuit Breaker and so on.

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Supplier Homepage Product Disconnecting Switch HD11b-HD14b Series Knife Switch/ Isolator

HD11b-HD14b Series Knife Switch/ Isolator

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 5000 Sets
Transport Package: Wooden Case
Payment Terms: L/C, T/T, D/P, Paypal, Money Gram

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Basic Info
  • Model NO.: HD11B-HD14B
  • Rated Working Voltage: AC400
  • Specification: sgs
  • HS Code: 84
  • Certification: GB 14048.3-2008, IEC 60g47-3:2005
  • Trademark: Ville
  • Origin: Ningbo
Product Description
Scope of Application

In order to meet the development and transformation of urban and rural low voltage network, ensuring reliability of power supply and maintenance security, it is necessary to provide an economical isolator with good short-circuit performance, fully functional, great varieties and lower price.
Knife-shaped isolator Series has a wide range HD11B-HD14B. The HD13B current can reach up to 4, 000A, with its good performance, can meet different needs of customers.
This range is mainly suitable for power distribution switchgear and control gear with AC 50Hz, rated working voltage 400V/380V, rated working current 4, 000A and below. It is used for unfrequented manual operation in circuit or isolate switch.

GB 14048.3-2008, IEC 60g47-3: 2005

HD11B-HD14B Series products are also used in power distribution equipment with rated working voltage DC 230V.
Specification of HD11B series product is 200A 1000A, HD12B is 200A — 1, SOOA, HD13B (HD13BX) is 200A-4, 000A, HD14B is 200A-600A.
Except HD13B and HD13BX series products having 3R 4R other range only have 3P. If you need 2P or 4P products, please contact with manufactory.
Rated Short-time Withstand Current
Rated Working Voltage Ue (V) Rated Working Current Le (A) Rated Short-time withstand Current kw (kA) Times(s)
HD11B, HD12B, HD13B, HD14B
Lever (tuning) transmission operation Direct Manual Operation
400 200 12 10 1
400 20 15
600 25 20
1000 30 25
1500 35 I
2000 35 I
2500 40 I
3000 40 I
4000 40 I
Main Technical Parameters                
Rated Working Voltage (V) AC400
Rated Insulation Voltage (V) AC600
Rated Working Current (A) 200 400 600 1000 1200 2000 2500 3000 4000
Number of Poles  2,3,4
Operating Cycle Times 10000 6000 3000

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