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Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

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Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

China Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6 supplier

Large Image :  Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

Product Details:

Place of Origin: China
Brand Name: Tianan Electric
Certification: VDE ISO9001-2000 CE
Model Number: ZW30-40.5/2000-31.5

Payment & Shipping Terms:

Minimum Order Quantity: 1 unit
Price: Pending
Packaging Details: Wooden Case
Delivery Time: 35 work days
Payment Terms: L/C, D/A, D/P, T/T, MoneyGram, Western Union
Supply Ability: 1000 PCS/year
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Detailed Product Description
Altitude: Up To 3,000m Above Sea Level Rated Current: 2000A
Rated Short Time Continual Time: 4 S RAted Voltage: 40.5KV

Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

 

Overview

ZW30-40.5/2000-31.5 outdoor HV vacuum circuit breaker (hereinafter referred to as ZW30-40.5) can be used in the power system with rated voltage 40.5KV, rated current 2000A and three - phase AC 50Hz to protect the equipment in the industrial and mineral enterprises, power plants and substations, which can be used as a connecting circuit breaker in the workplaces of frequent operation.
This product complies with the standards of the GB1984-89 AC HV Circuit Breaker, IEC56 HV AC Circuit Breaker and JB3385-1996 3.6-40.5KV Indoor AC HV Vacuum Circuit Breakers.

Parameters

 

No. Name Unit Value
1 Rated voltage kV 40.5
2 Rated insulation level 1min power frequency withstand voltage Dry Test (fracture, phase-to-phase, to earth) 95*
Wet test (to earth, external insulation) 80*
Lightning impulse withstand voltage (peak) 185*
3 Rated current A 2000
4 Rated short circuit breaking current kA 31.5
5 Rated short-time making current(peak) 80
6 Rated operating sequence 0-0.3sCO**-180s-CO**
7 Rated out-of-phase breaking current kA 8
8 Rated single capacitor bank breaking current A 630
9 Rated duration of short circuit s 4
10 Rated short circuit breaking current breaking times Time 20
11 Arcing time ms <20
12 Total breaking time ms ≤85
13 Mechanical endurance (CO) Time 10000
14 Rated gas-charged pressure Filling with SF6 when TD-40.5W/2000-31.5(K)vacuum arc extinguishing chamber is used Mpa 0.02(20℃)
Filling with dry air or high purity nitrogen when TD-40.5W/2000-31.5(K)vacuum arc extinguishing chamber is used
15 Yearly gas leakage rate ≤1
16 Vacuum degree of vacuum arcing chamber Fresh-from-the factory arcing chamber Pa ≤1.33X10-3
Storage period of 20 years < 6.6X10-2

Outdoor HV Porcelain Stanchion Type Vacuum Circuit Breaker Filled With SF6

Contact Details
Ningbo Tianan (Group) Co.,Ltd.

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