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72.5 126kv 145kv Three Phase Circuit Breaker , HV Sf6 Gas Circuit Breaker LW36

72.5 126kv 145kv Three Phase Circuit Breaker , HV Sf6 Gas Circuit Breaker LW36

Brand Name : Tengen
Model Number : LW36
Certification : CCC
Place of Origin : Zhejiang, China (Mainland)
MOQ : 1
Price : negotiable
Payment Terms : T/T, L/C, Western Union
Supply Ability : 700 Pieces per Month
Delivery Time : 5-15 work days after confirm the payment
Packaging Details : Standard package or according to customer's requirements
Rated voltage : 40.5kV
Rated power frequency withstand voltage (1min) : 95
Rated lightning impulse withstand voltage : 185
Poles : 3
Rated current : 2500A
Rated short-time withstand current : 31.5kA
Rated shortcircuitswitchingcurrcnt(Peak value) : 80KA
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LW36 72.5 126kv 145kv 3 phase circuit breaker sf6 gas circuit breaker

LW36-40.5 series outdoor high voltage SF6 breaker for outdoor three-phase high voltage AC equipment, suitable for the elevation of not more than 3000m, the environment temperature is not lower than -30 'C, pollution level is not higher than the grade IV area of AC 50Hz, rated voltage 40.5kV power system, control and protection for power plants, substations, industrial and mining enterprises of high voltage power transmission and transformation line, can also be used as a tie breaker use.

Rated voltagekV40.5
Rated power frequency withstand voltage (1min)Fracture95(+23)
On the ground95
Rated lightning impulse withstand voltageFracture185(+33)
On the ground185
Rated frequencyHz50
Rated currentA2500
short-circuit breaking currentkA31.5
Rated shortcircuitswitchingcurrcnt(Peak value)80
Rated short-time withstand current31.5
Rated peak tolerance current80
Rated breaking current step8
The life of the machinetimes10000

3. Application

Self-energy type SF6 circuit breaker LW36B-126 is outdoor unit which is developed by our company and Xi'an High Voltage Apparatus Research Institute with sulfur hexafluoride gas as insulation and arc extinguishing medium and principle of single variable pressure cabinet type arc extinguishing. The product is suitable for 126KV three-phase AC 50HZ power system, which is used for points and load current , overload current and short circuit current.


  • GB1984
  • GB/T28001-2011 idt OHSAS18001:2007
  • GB/T24001-2004 idt ISO14001:2004

5. Features

a) Reliable breaking performance

b) Reliable mechanical operating performance:high operational reliability, mechanical life up to more than 10000 time

c) Reliable insulation

d) Reliable sealing performance

e) Strict process of product components

Product Tags:

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72.5 126kv 145kv Three Phase Circuit Breaker , HV Sf6 Gas Circuit Breaker LW36 Images

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