12kV Indoor High Voltage Combined Load Earthing Switch for Switchgear

12kV Indoor High Voltage Combined Load Earthing Switch for Switchgear

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Switch Product Description

Jn15 indoor high-voltage alternating-current earthing switch is used as a support product for indoor three-phase alternating- current power systems of 3 ~ 40.5kV and 50(60)Hz and high- voltage switch cabinets or as an earthing switch for the overhauls of high-voltage electrical equipment. It is characterized by simple and compact structure, light weight, flexible operation, easy installation and good thermal stability and dynamic stability.

JN15-12/24/40.5KV indoor high-voltage alternating-current earthing switch is produced in line with the following standards and codes. 

GB 1985 High-voltage alternating-current disconnectors and earthing switchesIEC 62271-102 High-voltage alternating-current disconnectors and earthing switches
High Voltage Combined Earthing Switch Environmental Conditions
Ambient temperature: - 40°C~+40°C (below 35°C within 24 hours) Relative humidity: ≤95% (daily average) or ≤90% (monthly average)Altitude:  ≤ 1000m 

Grounding Switch Main Technical Parameters
Item Unit Rsference valie
Rated voltage KV 12/24/40.5
Rated insulation level Lightning impulse withstand voltage KV 75,145,185
1min power-frequency withstand voltage KV 42,65,95
Rated frequency Hz 50 / 60
Rated short-time withstand current kA 31.5 / 40
Rated withstand current(peak value) kA 80 / 100
Interphase center distance mm See the table
 

Note:Please contact the factory to confirm the latest parameters

Outline and installation dimension

12kV Indoor High Voltage Combined Load Earthing Switch for Switchgear

Model and specification E L C
JN15-12/40-150 150 540 396
JN15-12/40-210 210 655 516
JN15-12/40-230 230 710 556
JN15-12/40-250 250 760 596
JN15-12/40-275 275 810 646

Product picture details  (Real product picture, unprocessed)

12kV Indoor High Voltage Combined Load Earthing Switch for Switchgear12kV Indoor High Voltage Combined Load Earthing Switch for Switchgear

 Service Environment

 12kV Indoor High Voltage Combined Load Earthing Switch for Switchgear

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