Gas Insulated Load Break Switch LBS

Brand Name:XG
Certification:ISO CCC
Model Number:FZN21
Minimum Order Quantity:1 SET
Delivery Time:7 DAYS
Payment Terms:L/C, T/T, D/A, D/P, Western Union, MoneyGram
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Address: Weibei industrial zone, Lintong district, Shanxi. CHINA
Supplier`s last login times: within 2 hours
Product Details Company Profile
Product Details

1. FZN21-12KV 11KV 10KV indoor Gas Insulated Air Load Break Switch


FZN21-12KV 11KV 10KV indoor Gas Insulated Air Load Break Switch appliances for three-phase AC 10kV, 50Hz power system, or with the complete power distribution equipment and loop-network switch cabinet , combined substation and other ancillary uses, is widely used in urban network construction and transformation engineering, industrial and mining enterprises, high-rise buildings and public facilities ,can be used as ring power supply unit or terminal equipment, play power distribution, control and protection.

Technical performance of the products meet the IEC publication 60265-1/FDIS “high voltage switches, Part 1: Rated voltages below 1kV over 52kV high voltage load switch”, IEC60420 “High Voltage AC load switch – fuse combination units”; and CB16926 “AC High-voltage load switch - fuse combination units”, GB3804 “3-63kV AC high voltage switches” requirement.


2. Product parameter data


NoItemUnitValue
1Rated voltagekV12
2Rated frequencyHz50
3Rated currentA630125
4Rated insulation level1min power frequency withstand voltagekVArc-quenching chamber fracture 48
(effective value)Earth , phase 42, insulating fracture 48
Lightning impulse withstand voltage (peak)Earth , phase 75, insulating fracture 85
5Rated dynamic current (peak)kA50
64S thermal currentkA20
7Rated power load breaking currentA630
8Rated closed-loop breaking currentA630
9Rated cable charge breaking currentA10
10Rated breaking no-load transformer capacityKVA1250
11Rated breaking AC currentA3150
12Rated short-circuit closed currentkA50
13Rated current breaking timestimes2000
14Mechanical lifetimes10000
15Permitted wear-thickness of vacuum arc-quenching chamber contactmm2
16Manual operating torqueNm>200

3. Environmental application


A. The ambient air temperature: Max.: +40 °C. Min: -10 °C.

B. The altitude ≤ 1000m.

C. The relative humidity of air. daily average ≤ 90%. monthly average ≤ 95%.

D. The ambient air should not be obviously polluted by corrosively or the flammability gas and gleam. etc.

E. Without frequent shake.

F. Environment degree: grade Ⅱ.


4. Technical diagram



5. Factory



6. Delivery



7. FAQ


1. Technology ensure the quality satisfy international request.

2.Generally we promise one - two years quality guarantee, some products will be extended longer time for life span.

3. For tender cooperation, it is welcome to discuss the detail in between.

4. Some type reports are provided accordingly.

5. Our factory is 250000m2 for production and office.

6. There are four subsidies in our group company. So our whole group company can produce switchgear, power transformer, load break switch, disconnect switch, vacuum/sf6 circuit breaker, fuse, surge arrester, CT PT, Metering unit.

China Gas Insulated Load Break Switch LBS supplier

Gas Insulated Load Break Switch LBS

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