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40.5kV Outdoor Electrical Porcelain Isolating Switch

Catalogue: GW9-40.5/630A(1250A)

40.5kV Outdoor electrical porcelain isolating switch is suitable for 40.5kV high-voltage transmission and distribution lines to cut off and close single-phase or three-phase circuits with no load and voltage. The operating mechanism is operated by a hook rod to cut off and close the line.

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Specification Introduction

 

 

 

 

GENERAL SPECIFICATION

Product Name Single Pole Disconnect Switch
Catalogue Number GW9-40.5/630A(1250A)
Standard IEC62271-1
Insulator Material Porcelain
Color White/Brown Housing
Packing Carton Packing ( Standard)
Fumigation-free Wooden Pallets are Available
 

 

 

 

ELECTRICAL RATEING

Rated voltage 40.5 kV
Current Rating 630/1250A
Rated Frequency 50HZ/60HZ
Lighting Impulse Withstand Voltage (BIL) 215kV
Power Frequency Withstand Voltage 95kV
Rated Short-time Withstand Current and Duration 20(25)kA
Rated peak withstand current 50(63) kA
Rated duration of short-circuit 4s