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72.5kv 60Hz Tripolar Switch Dead Tank

China 72.5kv 60Hz Tripolar Switch Dead Tank, Find details about China Dead Tank, Circuit Breaker from 72.5kv 60Hz Tripolar Switch Dead Tank

Model NO.
lw
Certification
ISO9001-2000
Trademark
HEMG
Transport Package
Wooden
Specification
110KV/115KV/123KV/145KV
Origin
China
Model NO.
lw
Certification
ISO9001-2000
Trademark
HEMG
Transport Package
Wooden
Specification
110KV/115KV/123KV/145KV
Origin
China
 
Dead-tank SF6 Circuit Breakers
 72.5kv 60Hz Tripolar Switch Dead Tank

Construction characteristics

*1. Nominal voltage (KV): 145
*2. Rated lighting impulse withstand voltage 
(KV): 650
*3. Rated power-frequency withstand voltage  
(60 HZ): 275 KV
*4. Rated breaking current: 40 KA
*5. Rated nominal current: 1200A
*6. Nominal frequency: 60 HZ
*7. Operation: Interrupter per phase
*8. Outdoor, weather proof
*9. Arc extinguisher: SF6
10. Operations counter
 
Control characteristics
 
*1. Control voltage: 125 Vdc
*2. Spring operating mechanism
*3. Number of trip coil: 2
*4. Number of close coil: 1
*5. Operation controls:
*a. Push bottoms for open and close
*b. Selector switch: LOCAL-OFF-
REMOTE
*6. Protection type
*7. Motor: 125 Vdc
 
Internal CT's: Specifications
1. Type: Multi-range
2. MR 1200/5 A, 200 VA
3. 100-200-300-400-500-600-800-1000-1200
A / 5 A
4. Class: 1200/5, CL: 0.3, 200 VA
*• 1200/5 CL C 400, 50 VA 2-4-6 MR
*• 1200/5 CL C 400, 50 VA 1-3-5 MR
*• 1200/5 CL C 400, 50 VA 1-3-5 MR
*• 1200/5 CL C 400, 50 VA 2-4-6 MR
 
 
REFERENCE: ABB, COOPER, ALSTOM, SIEMES.
 
*1. Outdoor, weather proof
*2. Galvanized steel structure
*3. Pressure meter:  units PSI,  BAR, KPA
*4. Independent refill valve, separated from 
viewer or gauge.
*5. Current transformer on bushings.
*6. Ambient temperature range: -55 to + 55
*    degree C, with SF6  
 
 
STANDARDS:
ANSI, IEEE, IEC, VDE
Test s
 

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