HCJ3 7.2kv 400A vacuum interrupter for vacuum contactors
1. Brief introduction
The interrupter adoption porcelain and ceramics makes to insulate the outer shell. Contact is WCCu metal alloy material advanced technique of adoption Including bulk small. Breaking the abiliting strong the life span is long maintenance is simple .no explosion dangerous no contaminate and the noise is low . The pack vacuum contactor can operate the ebery kind of electric appliances equipments, and fuse match f-c cabinet
2. Vacuum Tube main technique parameter
Rated voltage: 7.2 kv
Rated current: 630A
Rated making current: 4 KA
Rated breaking current: 3.2 KA
Limiting breaking current: 4 KA
Rated short-time withstand current: 3.2KA
Rated short-time withstand voltage: 32 kv
Rated lighting impulse voltage: 60 kv
Circuit resistance at lowest rated contacts force: �80μΩ
Electrical life: 250,000 times
Mechanical life: 500,000 times
Closing force due to bellows and atmosphere: 70±20 N
Force required to hold contacts open at full stroke: 100±30 N
Limiting abrasion of contacts: 3 mm
Internal gas pressure: â?¤1.33Ã?10-3 Pa
Storage life: 20 years
Supplier: Woven/knit and non woven fabric and its relative products like disposable medical products, home/hotel textiles, essential oils, household appliances, kitchenware, fiberglass mesh cloth, etc.
Supplier: Juicer, mixer grinder, pressure cooker, electric iron, toaster, frying pan, water purifier, water dispenser, mixer/blender, dry iron, kettle, gas stove , non stick cookware, water heater, air cooler, water purifier, electric chimney system ceiling fan others, kitchen appliances, range hood
Supplier: Branded consumer electronics, televisions, cameras, home appliances, car audio systems, hair curlers, hair trimmers, hair clippers, hair straighteners, beard trimmers, shavers, vacuum cleaners, air purifiers, blenders, mixers, juicers etc, mg3710/15
mg3730/15
mg5720/15
mg7720/15
bt1233/14
bt3206/14
bt3216/14
