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Vacuum Interrupters TJ-0.66/211
Product Name:Vacuum Interrupters TJ-0.66/211
Item No:TJ-0.66/211
Description: The Interrupter adopts “one shut technology”, ceramic shell, CuWC as the contact material;is characterized by high insulation, low stop-flow, strong blowout ability , long life, smallsize etc, and has advantages as easy to maintain, no explosion risk ,pollution-free and lownoise etc. Contactors assembled by it are used to control and protect the electricity transmission and distribution system in electrical, mechanical, chemical, metallurgy, mining and railway department, especially in frequent operation fields.
Vacuum Interrupters TJ-0.66/211  Download
Product Details Introduction

真空灭弧室,真空开关管,接触器用真空开关管,真空灭弧室制造商Main technical specifications
Rated working voltage: kV 0.66
Rated working current: A 211
Rated making current capacity: KA/times 2.11/50
Rated breaking current capacity: KA/times 1.7/50
Limiting breaking current capacity: KA/times 3/3
Rated short-time withstand current /duration: KA/S 1.7/10
Rated current on and off times: times 6×104
1 minute withstand voltage: KV 4.5
contact resistance under contact automatic
Closing pressure: ≤100
Mechanical Life: times 1×106
Contact automatic closing
force at atmospheric pressure: N 43±15
Contact Max stroke: mm 2
counterforce at
contact rated stroke: N 58±5
contact erosion limit: mm 1
Interrupter Max weight: Kg 0.1
Storage duration: year 15

The specification required of the contactor structure
Contact rated stroke: mm 1
Contact Overtravel: mm 1
Rated contact working pressure: N 20
Average opening speed: m/s 0.5~0.5
Average closing speed: m/s 0.05~0.15
Contact closing bounce time: ms ≤3
Three-phases synchronization: ms ≤1.5

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