We can provide all series vacuum interrupter (vacuum chamber) for outdoor and indoor circuit breaker, embedded poles for 12/24/40.5kv circuit breaker, load breaking switch, load breaking switch.
Vacuum interrupters
Hanguang electron device factory(4404), has been manufacturing wide range of high quality vaccum interrupters for medium and high voltage switch circle in china since 1969's. Outstanding vacuum interrupter manufactleader techniques used by hanguang result in the highest quality and the largest voltage range of vacuum interrupters available today.
The Variable Speed Drive FRENIC series is equipped with functions and performance to meet all types of requirements, and in addition it is easily maintained and environmentally friendly. The series lineup ranges from simple to advanced-function models, enabling model choices matching situations for use. Fuji Electric provide Variable Speed Drives perfect for automating and with energy saving devices like a fan pump or carrier and variable speeds.
Mechanical requiements of vacuum circuit breaker
Clearance between opening contacts: 11±1 mm
Average opening speed(Contacts closing position~75% contacts opening distance): 1.1±0.2 m/s
Average closing speed(30% contacts opening distance~contacts closing position): 0.6±0.2 m/s
Rated contacts pressure: 3150±200 N
Contacts bouncing duration at closing operation: â?¤2 ms
Contacts re-bouncing clearance at opening operation: â?¤2 mm
Synchronism of three phases: â?¤1 ms
HCJ5 1.14kv 1000A vacuum interrupter for vacuum contactor
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, maintenanle is simple, no explosion dangerous, no contaminate and the noise is low. It is extensive to used for coal mine , chemical engineering, Petroleum metallurgy etc. department, more than keeping with at the multifarious operation with the bad place usage of environmen
2. Vacuum Tube main technical parameter
Rated voltage: 1.14 kv
Rated current: 1000 A
Rated put through current: 10000A
Rated breaking current: 8000A
Limiting breaking current: 10000A
Rated short-time withstand current: 8000A
Rated short-time withstand voltage(1 min): 10 kv
Mechanical life: 1000000 times
Rated breaking time AC3: 150000 times
Rated breaking time AC4: 6000 times
Automatic closing force of the contacts: 70±20 N
Force required to hold contacts open at full stork: 90±20 N
Contact automatic blocking ability loop electrical resistance: 80
Contact-wear allowance thickness: 2 mm
Shelf life: 20 years
Internal gas pressure: 1.3310-3 Pa
HCJ5 1.14kv 125A vacuum interrupter for vacuum contactor
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, maintenanle is simple, no explosion dangerous, no contaminate and the noise is low. It is extensive to used for coal mine , chemical engineering, Petroleum metallurgy etc. department, more than keeping with at the multifarious operation with the bad place usage of environment
2. Vacuum Tube main technique parameter
Rated voltage: 1.14 kv
Rated current: 125A
Rated making current: 1250A
Rated breaking current: 1000A
Limiting breaking current: 1250A
Rated short-time withstand current: 1000A
Rated short-time withstand voltage: 10 kv
Mechanical life: 1000000 times
Breaking operations AC3: 150000 times
Breaking operations AC4: 6000 times
Automatic closing force of the contacts: 25±10 N
Force required to hold contacts open at full stork: 40±10 N
Circuit resistance at lowest rated contacts force: 120
Limiting abrasion of contacts: 2 mm
Storage life: 20 years
Internal gas pressure: 1.33 10-3 Pa
HCJ3 7.2kv 630A 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: 6.3KA
Rated breaking current: 5.04KA
Limiting breaking current: 6.3KA
Rated short-time withstand current: 6.3KA
Rated short-time withstand voltage: 32 kv
Rated lighting impulse voltage: 60 kv
Circuit resistance at lowest rated contacts force: 80
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: 1.3310-3 Pa
Storage life: 20 years
HCJ3 12KV 630A vacuum interrupter for vacuum contactor
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, maintenanle 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: 12 kv
Rated cureent: 630A
Rated making current: 6.3KA
Rated breaking current: 5.04KA
Limiting breaking current: 6.3KA
Rated short-time withstand current: 6.3KA
Rated short-time withstand voltage: 42 kv
Rated lighting impulse voltage: 75 kv
Circuit resistance at lowest rated contacts force: 80
Electrical life: 250,000 times
Mechanical life: 5000,000 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: 1.3310-3 Pa
Storage life: 20 years
