GIS SF6 Gas Insulated High Voltage Switchgear Metal Clad 110kV 126kV 3150A 40kA

Brand Name:Tianan Electric
Certification:XIHARI
Model Number:ZF41B-126
Minimum Order Quantity:1 Unit
Delivery Time:90 days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Ningbo Zhejiang China
Address: 3/F, Building B7 , 999 Yangfan Road,High-tech Zone, Ningbo, China 315040
Supplier`s last login times: within 25 hours
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Product Details

110kV 126kV 3150A 40kA GIS SF6 Gas Insulated Switchgear


General:

SF6 Gas Insulated Switchgear (hereinafter referred to as GIS), it is comprised by CB, disconnector, earthing switch, CT, arrester, busbar, bushing, cable terminal, or other electrical apparatus elements.

All elements (except bushing) should be in the metal case, and there is excellent insulated and arc extinguishing SF6 gas in the metal case.


Features:

1. Excellent breaking performance

The original arc extinguishing system can meet the requirement of close-in fault, fall out step breaking, cutting sensibility, capacitative current. Excellent breaking can meet 1.5class, and also can meet the different systems requirement of neutral-point solid ground and neutral-point insulating.

2. High reliability and security

There are steady, reliable primary structure, three-position disconnector, disc- insulator with metal outer ring, high quality cast aluminium alloy shell and mechanical-electrical double interlocking. This product is beautiful exterior, reliable earth connection, without swirl loss, big safety margin, and can meet the temperature rise of 110% rated current and thermostable test for 4 seconds.

3. Low leakage rate of SF6

The seal link is reduced, simplify monitoring system of SF6, adopt multifunction integration proclaim oneself valve seat, which can completely eradicate SF6 gas leakage.

4. The rating is higher than like product, inflation pressure is lower, weight is lighter, space usage is smaller, lifetime us longer.

5. Module design is modulat, arrangement form is flexible, extension is easy.

6. Easy installation and short installation period

Use adjustable support, so that the foundation installation of GIS is easy. The control and signal cable adopts synthesize connector clip, which can make installation and maintain easier.

7. Lower noise

As lower operated power, the synthesize noise of GIS is lower. Noise standard is State city region I nightly standard rate.


Reference Specification:

S/NRated parameterParameter values
1Rated voltage kV126
2

1 min power frequency withstand voltage

(virtual value) kV

Phase-to-phase, to earth230
Isolating distance300
3Lightning impulse withstand voltage (virtual value) kVPhase-to-phase, to earth550
Isolating distance650
4Rated frequency Hz50
5Rated current AMain busbar4000
Branch busbar3150
6Rated short-time withstand current kA40
7Rated peak withstand current kA100
8Rated duration of short-circuit sMain circuit4
Earth circuit2
9Rated pressure of SF6(20℃gage pressure)MPaCB cabinet0.57
Others0.35
10Annual leakage rate of SF6≤0.5%
11CBRated short circuit breaking current (virtual value) kA40
Rated short circuit making current (peak value) kA100
Rated short circuit breaking current direct component≥40%
Rated operating cycleO-0.3s-CO-180s-CO
Without inspection operation time(no-load) (time)≥6000
Without full breaking time (time)≥20
Mechanical life≥10000
12DisconnectorMaking busbar charging capacitance current capacity A2
Making magnetizing current capacity A6
Making busbar transfer current/voltage A/V1600/30
Mechanical life (time)6000
13Fast earth switchRated short circuit making current (peak value) kA100
Mechanical life (time)6000


China GIS SF6 Gas Insulated High Voltage Switchgear Metal Clad 110kV 126kV 3150A 40kA supplier

GIS SF6 Gas Insulated High Voltage Switchgear Metal Clad 110kV 126kV 3150A 40kA

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