Anqiang Power's Outdoor High Voltage Disconnect Switch are commonly used equipment in power systems. Their main function is to isolate voltage during equipment or line maintenance to ensure safety. They cannot interrupt load current or short-circuit current and should be used in conjunction with circuit breakers. When shutting down power, the circuit breaker should be opened first, followed by the disconnect switch; when restoring power, the disconnect switch should be closed first, followed by the circuit breaker.
Anqiang Power's Outdoor High Voltage Disconnect Switch is the GW4 series. It is suitable for use in outdoor AC 50Hz power systems with rated voltages of 12KV, 35KV, 66KV, 110KV, 126KV, and 220KV, and is used for opening and closing circuits when there is voltage but no load.
Product photos
Technical Parameters
Project Name
Parameter value
Rated voltage
40.5KV
72.5KV
126KV
Rated insulation level
1-minute power frequency withstand voltage
95/115 KV
140/160 KV
230/245KV
Lightning impulse withstand voltage
185/215 KV
325/375 KV
550/630 KV
Rated frequency
50 Hz
Rated current
400/630/1000A
1250/1600/2000A
3150/4000A
Rated short-time withstand current
16/20/31.5kA
31.5/40kA
50kA
Rated peak withstand current
40/50/63kA
80/100kA
125kA
Rated short-circuit duration
4/2s
Rated terminal mechanical load
Horizontal longitudinal load
750N
1000N
Horizontal lateral load
500N
750N
Vertical force
750N
1000N
Mechanical life
2000 times
Manually operated mechanism
Without grounding
CS11(F)
Single grounding
CS 8-6D(F)
Double grounding
Main cutter CS14G, ground cutter CS11
Control circuit voltage
AC 220/380,DC 220
Motor-driven operating mechanism
Model
CJ5/CJ6
Motor voltage
AC220/380,DC220
Control circuit voltage
AC220,DC220
Opening time (of the circuit breaker)
6±1s
Product weight
Not grounded
360kg
500kg
700kg
Single grounding
410kg
600kg
800kg
Double grounding
460kg
700kg
900kg
Product Dimensions Diagram
Structural Diagram of GW4-40.5(DW) Outdoor High Voltage Disconnect Switch
1. Base
2. Support insulator
3. Wire terminal
4. Stationary conductive tube
5. Square water cover
6. Movable conductive tube
Outline drawing of GW4-40.5W/630A-1250A single-pole disconnector switch
1. Channel steel bracket
2. Support base
3. Insulating post
4. Right outlet terminal
5. Cylindrical end conductive rod
6. Rain cover
7. Contact conductive rod
8. Left outlet terminal
Outline drawing of the GW4-126 single-stage main phase disconnect switch
1. Grounding switch fixed contact
2. Contact guide rod
3. Stainless steel rain cover
4. Cylindrical conductive rod
5. Flexible connection terminal block
6. Insulating support
7. Bearing housing
8. Mounting base frame
9. Right grounding switch assembly
10. Grounding switch steel pipe
11. Grounding switch moving contact
12. Left grounding switch assembly
Hot Tags: Outdoor High Voltage Disconnect Switch, High Voltage Disconnect Switch, Outdoor Electrical Switch Supplier
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