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110kV Live Tank Outdoor High Voltage Circuit Breaker / Vacuum Circuit Breaker

Ningbo Tianan (Group) Co.,Ltd.

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Address: 3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040

Contact name:Lian Huanhuan

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110kV Live Tank Outdoor High Voltage Circuit Breaker / Vacuum Circuit Breaker

Country/Region china
City & Province ningbo zhejiang
Categories Battery Chargers
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Product Details

110kV Live Tank Outdoor High Voltage Circuit Breaker / Vacuum Circuit Breaker

 

General
LW36-126 type outdoor circuit breaker is a high performance new type HV SF6 circuit breaker based on sufficient absorbing and digesting advanced technology of foreign SF6 circuit breaker, and according to the requirement of national standard, combining domestic commercial manufacture level and design.

This product is used in electric system with 50Hz, 110kV system nominal voltage, and which is main electrical equipment controlled and protected by power station and substation. It can be equipped with CT□ type spring operating mechanism and three-phase mechanical linkage. Inside filling SF6 gas having excellent arc extinction and electrical insulation performance. All seals adopt double-circle O type seal ring, which can prevent leakage efficiently.

Features

A. High performance of breaking, which has the capability to cut off the short-circuit and pull out of the outgoing point, and resolve the close-in faul.
B. The arc-chutes manufactured by the technology of spinning with high quality of airflow and simple structure.
C. Longer electrical service life, the ability of breaking for 20times on full capacity, and long interval for maintaining, free maintenance for 10 years under the normal operation.
D. Operation mechanism in low energy which is simple, reliable and neat.
E. Low rated pressure, not be liquefied under low temperature.
F. Smaller area occupied.
G. Low noise, used in residential areas.
H. Instant on-site installation.
Technical Data

NameUnitParameter
Rated voltageKV126
Rated frequencyHz50
Rated currentA3150
Rated short circuit breaking currentKA31.5/40
Rated short time withstand currentKA/s31.5 (4)/40(3)
Rated peak making currentKA100
Rated peak withstand currentKA100
All breaking timeMs< =65
Closing timeMs< =110
Breaking factor of first phase 1.5
Out -of-phase breaking currentKA10
Rated operation sequence 0-0.3s-CO-180s-CO
Continuous breaking rated short-circuit current enduranceTimes20 (40kA)
Mechanical enduranceTimes6000
Rated SF6 gas pressureM pa0.55MPa/0.60
Rated power frequency withstand voltagePhase-to-earth, phase-to-phaseKV275
Isolating distanceKV275
Rated lightning impulse withstand voltagePhase-to-earth, phase-to-phaseKV650
Isolating distanceKV650

 

 

 

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