Sf6 Circuit Breaker Tank Type 35kv High Voltage Vacuum Circuit Breaker

• Breaking Capacity: High Voltage Circuit Breakers
• Operation: Manual Type
• Speed: Normal Type Circuit Breaker
• Arc-extinguishing Medium: Vacuum
• Installation: Fixed
• Structure: Sf6
• Model NO.: LW8-40.5kv
• Poles Number: 1
• Type: Circuit Breaker
• Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection, OVP(Overvoltage Protection)
• Certification: VDE, ISO9001-2000, CE, CB
• Transport Package: Wooden Package
• Trademark: JUNKE
• Origin: Wenzhou
• Production Capacity: 1000PCS/Month

Product Description

LW8-40.5 SF6 Circuit breaker high voltage 35KV Transmission line  Tank type 35kV high voltage vacuum circuit breaker

Silicone rubber violet: heat resistance, cold resistance, dielectric resistance, ozone resistance and atmospheric aging resistance
Copper metal material: the product is made of red copper metal material and stainless steel, which is not rusty, easy to rust and good contact
Stainless steel shell: truly maintenance free performance
 

Item	Description		unit	Data
1	Rated voltage		KV	35
2	ceiling voltage		KV	40.5
3	Rated insulation level	Lightning impulse withstand voltage (full wave peak)	KV	185/215()
		Power frequency withstand voltage (1 minute)	KV	95/118()
4	Rated current		A	1600/2000		1600/2000/2500/3150
5	Mechanical life		Times	5000	5000	3000	2000
6	Mechanical life rated pressure of sulfur hexafluoride gas (gauge pressure at 20 ºC)		Mpa	0.35	0.38	0.45	0.5
7	Locking pressure (gauge pressure at 20 ºC)		Mpa	0.3	0.33	0.4	0.45
8	Minimum operating ambient temperature		ºC	-40		-30
9	Rated short-circuit breaking current		kA	20	25	31.5	40
10	Rated short-circuit making current (peak)		kA	50	63	80	100
11	Rated short-time withstand current (thermal stability current)		kA	20	25	31.5	40
12	Cumulative breaking times under rated out of step breaking current and rated short-circuit		kA	50	63	80	100
13	breaking current		kA	5	6.3	8	10
14	Closing time (under rated operating voltage)		Times	15	15	10	10
15	Opening time (under rated operating voltage)		s	<0.1
16	Rated operating sequence		s	<0.06
17	Rated opening and closing current of single capacitor bank			Open-0.3s-close open-180s-close open
18	Rated short circuit duration		A	400
19	Annual air leakage rate		s	4
20	Moisture content of sulfur hexafluoride gas (at 20 ºC)		%/year	<1
21	Rated operating voltage of ct14 spring operating mechanism		Ppm(v/v)	<150
22	Voltage of closing coil and opening coil		v	AC 220/380V DC 48 110V 220V
23	Energy storage motor voltage		v	AC 220V ,DC220V
24	Sulfur hexafluoride gas weight		kg	8
25	Weight of circuit breaker (including operating mechanism)		kg	1400

LW8-40.5KV AIR CIRCUIT BREAKER