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LW8-40.5 33KV 36KV SF6 Circuit Breaker Control And Protection

Categories SF6 Circuit Breaker
Brand Name: XG
Model Number: LW8
Certification: ISO,CCC
Place of Origin: XIAN
MOQ: 1 SET
Price: USD300-000
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 2000SETS
Delivery Time: 7-15 DAYS
Packaging Details: WOODEN CASE
Poles Number: 3
Medium: SF6
Material: galvanized sheet and accessories
Certificate: ISO14001 BS OHSAS18001
Function: control and protection
Installation Location: power plants, substations and power systems etc
Warranty: 12 months
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LW8-40.5 33KV 36KV SF6 Circuit Breaker Control And Protection

LW8-40.5 33KV 36KV sf6 circuit breaker priceer


Product Description

LW8-40.5 33KV 36KV sf6 circuit breaker price


Drawings

1. Environmental Condition

  • Ambient temperature:-30℃~+40℃
  • Altitude:≤3000m
  • Wind pressure:≤700Pa
  • Relative humidity:daily average relative humidity: ≤95%;monthly average relative humidity≤90;daily average saturated vapor pressure ≤2.2KPa;monthly average value ≤1.8KPa
  • Air pollution level:Ⅲ
  • Earthquake intensity:≤8 degree
  • The installation should be free from fire, explosion, severe vibration, chemical corrosion and serious pollution

2. Technical Data


No.ItemUnitData
1Rated voltageKV40.5
2Rated currentA2000
3Rated frequencyHZ50
5Rated short circuit breaking currentKA31.5
6Rated short-circuit current (peak)KA50
7Rated short-circuit withstand currentKA20
10Rated short circuit closing current(peak)KA50
13Electrical life of rated short circuit breaking currenttimes30
14Rated short circuit durations4
15Rated line charging close currentA31.5
16Rated operation sequenceO-0.3s-CO-180s-CO
17Split timems≤60
18Closing timems≤100
19Velocity of rigid compositem/s3.2
20Velocity of rigiditym/s3.4
21Mechanical lifetimes6000
24Quality of each circuit breakerkg1400

3. Application


Act as the protecting and controlling unit for grid equipments and industrial mining enterprises’ equipments, LW8-40.5 type outdoor SF6 circuit breaker is an outdoor device used in AC 50HZ three-phase 40.5KV power system. It is applicable to locations that need frequent operating in rated current or under repeatedly on/off short circuit current. Containing the current transformer for measurement and protection, it can directly replace SW2-35 less oil circuit breaker and various types of oil circuit breaker with transition bracket. It can also be used as a tie breaker and switching capacitor group situations with CT14 type spring mechanism.


4.Standards

  • GB1984
  • GB/T28001-2011 idt OHSAS18001:2007
  • GB/T24001-2004 idt ISO14001:2004

5. Features

  • Excellent breaking performance, short burning arc time, long life;
  • Mechanical life of more than 3000 times;
  • Operation frequently, each can be installed 12 current transformers;
  • New type SF6 MKZ pointer type density meter, pressure gauge reading is not affected by temperature changes;


Company Information

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