TD-24/1600-31.5(1091)
CERAMIC VACUUM INTERRUPTER FOR CIRCUIT-BREAKER
MAIN TECHNICAL DATA
VOLTAGE RATINGS ATRATED CONTACT STROKE
Rate Frequency Hz 50
Rated Voltage kV 24
(1min)
Short-time(1min)Power-frequency Withstand Voltage kV 65()
Lightning Impulse Withstand Voltage (Peak) kV 125
CURRENT RATINGS
Rated Current A 1600
Rated Short-circuit Breaking Current kA 31.5
Rated Short-time Withstand Current kA 31.5
Rated Peak Withstand Current kA 80
Rated Short-circuit Making Current kA 80
Rated Single Capacitor Bank Breaking Current A 400
Rated Back-to-back Capacitor Bank Breaking Current A 400
Rated Duration of Short-circuit s 4
Circuit Resistance at Min. Rated Contact Force μΩ ≤20
MECHANICAL DATA
Contact Closed Force Due to Bellows and Atmosphere N 110 40
Counterforce of Contact at Full Stroke N 190 4
Mass of Moving Parts kg 1.2
LIFE
Mechanical Endurance
Operation 10000
Contact Limit Erosion mm 3
Switching Operations of Rated Short-circuit Breaking Current
Operations 30
Shelf Life
Years 20
Internal Gas Pressure Pa ≤1.33 10-3
RATED OPERATING SEQUENCE -0.3--180-
O-0.3s-CO-180s-CO
MECHANICAL DATA OF VACUUM SWITH EQUIPPED WITH THE INTERRUPTERS
(6mm)
Average Opening Speed(first 6mm) m/s 1.4 0.2
Out of Simultaneity of Contact Closing and Opening ms ≤1
(6mm)
Average Closing Speed(last 6mm) m/s 0.8 0.2
Rated Contact Pressure N 3000+400 0
Contact Bounce Duration at Closing Operation ms ≤2
Maximum Rebound During opening mm ≤2
Clearance Between Open Contacts mm 13 1
Chengdu Kaisaier Electronics Co., Ltd., is a professional, hi-tech enterprise producing electronic vacuum devices, which located in concentrated industrial development zone Xindu.
The company was founded in 2003, after several years of efforts, not only set up an advanced production line of vacuum interrupter---including class10, 000 clean roon, class 1000 assembly area, high-effective vacuum brazing furnace and automatic material conveying system, but also created a professional high-quality team covering basic research, products developmentt, production management, quality control and marketing.
