- 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
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
