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LW25-126 7.2kV 12kV 17.5kV SF6 CB Outdoor H.V.A.C Live Tank

Basic Information
Place of Origin: XIAN
Brand Name: XG
Certification: ISO,CCC
Model Number: LW8...
Minimum Order Quantity: 1 SET
Price: USD300-1000
Packaging Details: WOODEN CASE
Delivery Time: 7-15 DAYS
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 2000 SET
Detail Information
Rated Voltage: 7.2kV, 12kV, 17.5kV, 24kV, 36kV, 40.5kV Rated Current: 400A 630A, 1250A, 1600A, 2000A, 2500A, 3150A,
Frequency: 50/60Hz Poles Number: 3
Material: Galvanized Sheet And Accessories Certificate: ISO CCC
Function: Control And Protection Installation Location: Power Plants, Substations And Power Systems Etc
Warranty: 12 Months
High Light:

17.5kV SF6 CB

,

12kV SF6 CB

,

7.2kV sf6 gas circuit breaker


Product Description

Product Description

China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

 

Drawings

China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

1. Environmental Condition

  • Ambient temperature:-40℃~+40℃
  • Altitude:≤2000m
  • Wind pressure:≤700Pa
  • Daily temperature differenc:25℃
  • Icing thickness:≤10mm
  • Air pollution level:Ⅲ

2. Technical Data

 

No. Item Unit Data
1 Rated voltage KV 126
2 Rated current A 3150
3 Rated frequency HZ 50
4 First pole to clear factor   1.5
5 Rated short circuit breaking current KA 40
6 Rated short-circuit current (peak) KA 100
7 Rated short-circuit withstand current KA 40
8 Rated power frequency withstand voltage(1min) Phase to earth KV K·230
Phase to phase K·(230+70)
9 Rated lightning impulse withstand voltage Phase to earth KV K·550
Phase to phase K·(550+103)
10 Rated peak withstand current KA 100
11 Rated out of step current KA 10
12 Near fault current KA 90%1K
13 Electrical life of rated short circuit breaking current times 20
14 Rated short circuit duration s 4
15 Rated line charging close current A 31.5
16 Rated operation sequence   O-0.3s-CO-180s-CO35
17 Main circuit resistance μΩ ≤35
18 Rated SF6 gas pressure MPa 0.6
19 SF6 gas leakage rate ppm ≤0.55
20 Moisture content of SF6 gas (V/V)   ≤150
21 Mechanical life times 10000
22 Electric distance Phase to earth mm 3906/3150
Phase to phase 3906/3150
23 Each filled with SF6 gas quality kg 8
24 Quality of each circuit breaker kg 1700

 

3. Application

 

SF6 live tank circuit breaker LW25-126 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.

 

4.Standards

  • 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

 

 

 

 

Company Information

SF6 Circuit Breaker

SHORTEN DISTANCE WITH REAL MANUFACTURER

China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

 

 

 

Certifications
ISO 9001:2008 & National CCC certification

XIGAO GROUP CERTIFICATES

China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

 

gn22-12 high vacuum isolating switch/ disconnector

Packaging & Shipping

 

SAFE PACKAGING & FAST DELIVERY
China LW25-126 outdoor H.V.A.C live tank SF6 circuit breaker

Contact Details
Emma

Phone Number : +8613319220197

WhatsApp : +008613319220197