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High Voltage Switch, Ground Operated Switch, Grouding Switch manufacturer / supplier in China, offering 12kv 31.5ka Indoor High Voltage Grouding Switch (JN15-12/31.5-250), Daily Program Analogue Time Switch with Metal Box (TB-388B), 3 Stages Intelligent Dual Power Change Over Switch (YMQ-2000A/4P-3) and so on.

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Supplier Homepage Product HV electric 12kv 31.5ka Indoor High Voltage Grouding Switch (JN15-12/31.5-250)

12kv 31.5ka Indoor High Voltage Grouding Switch (JN15-12/31.5-250)

FOB Price: US $90-150 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $90-150/ Piece
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Port: Ningbo, China
Production Capacity: 90000 Pieces/Year
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: JN15-12/31.5-250
  • Structure: Three-column Disconnector
  • Operation: Manual
  • Movement Mode: Horizontal Rotary Type
  • Series: Three
  • Switching Mode: Single Throw-in
  • Certification: ISO, ISO9001
  • Auxilary: Auxiliary Contactors for Signalization and Control
  • Phase Space: 250mm
  • Specification: 760X250X596mm
  • HS Code: 8535309000
  • Type: High-voltage
  • Installation: Indoor High-voltage
  • Grounding Mode: Grounding
  • Number of Poles: Three Pole
  • Run: Plug-In
  • Structure of Operating: Manual
  • Brand: Ymany
  • Handle: Can Be with Handle
  • Transport Package: Plywood Case
  • Origin: China
Product Description

JN15-12 indoor HV earthing switch absorbs advanced new technics from domestic and abroad. It conforms to GB1985 AC HV disconnect switch and earth switch, relative standards IEC60129 and passes KEMA test. The apparatus applies to power system of rating below 12kV/40.5kV,and AC 50/60Hz,It is suitable for various types HV switchgear for earthing protection. The holistic earthing switch consists of basis,supporting insulator,main axis,main blade,fast spring,fixed and moving contact,Additional electronic display is also available according to the user's requirement.

rated voltage12kV
rated short time tolerance current31.5kA
rated short circuit duration time4s
rated short circuit closing current80kA
rated peak value  tolerance current80kA
1min working voltage tolerance42kV
lightning impulse voltage tolerance75kV
rated frequency50HZ/60HZ
mechanical life10000times

Normal Service Conditions:
1 The altitude does not exceed 1000m.
2 The ambient air temperature: Maximum+40°C:Minimum: General Area-30°C, Paramos-40°C.
3 The wind pressure does not exceed 700Pa.
4 The earthquake intensity does not exceed 8 degrees.
5 The working situation without frequent violent vibration.
6 The installation site of ordinary type isolator should be kept away from gas, smoke chemical deposition, salt-spray-fog, dust and other and corrosive maters that affect seriously insulation and conuction capability of the isolator.
7 Pollution-proof type isolator is applies to severe filthy conduction area
8 It shouldn't be any explosive matters and matters causing fire.

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