ZW32-40.5(AB-3S-40.5) 40.5kV 36kV Outdoor High Voltage Intelligent Vacuum Circuit Breaker

ZW32-40.5(AB-3S-40.5) 40.5kV 36kV Outdoor High Voltage Intelligent Vacuum Circuit Breaker 40.5kV recloser

Outdoor Vacuum Circuit Breaker

Description

ZW32-40.5(AB-3S-40.5) 40.5kV 36kV Outdoor High Voltage Intelligent Vacuum Circuit Breaker

General

ZW32-40.5(AB-3S/40.5) permanent-magnet ( or spring ) vacuum circuit breaker, is made by specially design of permanent magnet ( or spring) and high reliable intelligent control equipment This product is mainly used for middle voltage overhead line network, act as opening orclosing load current, overload current and short current. It can be reclosed automatically for 0-3 times.

1. High reliability

2. Free maintenance

3. Long mechanical and electrical life

4. Compact body, less weight for installation

5. Have the function of standard relay protection and quick rec losing automatically

Working Condition

Ambient air temperature: -40~+40ºC
Altitude: ≤2000m
Service condition with dust, corrosive / flammable gas, vapor or salty fog pollution are acceptable.
Wind speed: ≤34m/s (Equal to 700Pa over cylindrical surface)
The external shocking and earthquake could be neglected.
Pollution level: ≤IV
Note: Customized products for other special working conditions are available on your requirements.

Technical Specification

No	Item	Unit	Data
1	Rated Voltage	kV	40.5
2	Rated Current	A	1250/1600
3	Rated Frequency	Hz	50 or 60
4	Power frequency with stand voltage lmin (wet) (dry)	kV	80/95
5	Light ning impulse with stand voltage, (peak)	kV	185
6	Ratedshortcircuitbreakingcurrent	kA	31.5
7	Rated short circuits witch ingcurrent (peak)	kA	80
8	Rated peak with stand current	kA	80
9	4S short time with stand current	kA	31.5
10	Rated operating sequence		0-0.1S-CO-3S-OC-6S-OC-60S
11	Rated short circuit breaking times	Times	30
12	Mechanicallife	Times	20000
13	Control voltage of mechanism	V	DC220
14	Secondary Power Frequncy Withstand Volt lmin	kV	2
15	Contact opening distance	mm	16±1
16	Contact Over-travelling distance	mm	4±0.5
17	Opening Speed	m/s	1.4-1.8
18	Closing Speed	m/s	0.4-0.8
19	Contactclosingbouncetime	ms	W 5
20	Middled is tance between phases	mm	460±2
21	Closing / Opening time difference between three phases	ms	W 2
22	The circuitresistance of each phase	g	< 120
23	Closing time	ms	25~45
24	Opening time	ms	20~45
25	Weight	Kg	295