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Contact Person : Ms. LI YAN
Company Name : Chengdu Xuguang Electronics Co., Ltd.
Tel : 0086-28-83967045
Fax : 0086-28-83967779
Address : Sichuan,Chengdu,XINGONG AVENUE 318#, EAST INDUSTRY ZONE,610500 XINDU DISTRICT,
Country/Region : China
Zip : 610500

vacuum interrupter

Product Detailed

This vacuum interrupter is designed for 12KV, 400A vacuum contactors; for the outline drawing, please contact me NOW

CERAMIC VACUUM INTERRUPTER FOR CIRCUIT-BREAKER

MAIN TECHNICAL DATA TYPE: TJC-12/400Y1(2314)

Data		Unit	Value
Rated Voltage		kV	12
Lightning Impulse Withstand Voltage (Peak)		kV	75
Short-time (1min) Power-frequency Withstand Voltage		kV	42
Rate Frequency		Hz	50
Rated Current		A	400
Rated Short-time Withstand Current		kA	4
Rated Duration of Short-circuit		s	4
Min.Rated Breaking Current		A	80
Max.Rated Breaking Current		kA	3.2
Limit Breaking Current		kA	4
Rated Making Current		kA	4
Rated Operating Frequency		Operations/h	120
Short-time Operating Frequency		Operations/h	1200
Electrical Endurance	AC-3	Operations	250000
	AC-4	Operations	100000
Mechanical Endurance		Operations	300000
Clearance Between Open Contacts		mm	6±1
Contact Closed Force Due to Bellows and Atmosphere		N	70±20
Counterforce of Contact at Full Stroke		N	110±25
Circuit Resistance at Min. Rated Contact Force		μΩ	≤50
Contact Limit Erosion		mm	3
Mass of Moving Parts		kg	0.5
Internal Gas Pressure		Pa	<1.33×10-3
Shelf Life		Year	20

MECHANICAL DATA OF VACUUM SWITCH EQUIPPED WITH THE INTERRUPTERS

Data	Unit	Value
Average Opening Speed	m/s	0.5±0.15
Average Closing Speed	m/s	0.25±0.1
Contact Bounce Duration at Closing Operation	ms	≤3
Out of Simultaneity of Contact Closing and Opening	ms	≤1
Rated Contact Pressure	N
Max.rebound of contact at opening Operation	mm	2
Overtravel during opening	mm	≤2

Note: Meets or exceeds the electrical endurance requirements for IEC60470 and GB/T14808-2001.

vacuum interrupter

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