FN7-12DR 12KV load break switch 400A 630A
1.General
The AC H.V load switch FN7-12DR is a new type gas using indoor hv load break switch, adapt to 3 phases AC electrical power system with the frequency 50HZ and rated voltage 12KV. It is used to break out the load current and cut the short current.
Rated voltage: 12 KV
1min power frequency withstand voltage, Earth to earth and between phase: 42 KV
1min power frequency withstand voltage, Isolation fracture: 48 KV
Lightning surge withstand voltage, Earth to earth and between phase: 75 KV
Lightning surge withstand voltage, Isolation fracture: 85 KV
Rated current: 400A / 630A
4S Thermo stable current(virtual value): 12.5KA / 20KA
Rated current(KV. Peak value): 31.5KA / 50KA
FN12-12D 12KV load break switch 630A 1000A
1. General
FN12-12D/630-50 indoor AC high voltage load break switch, rated voltage is 12KV, rated frequency is 50Hz. It is a kind of three phases high voltage switch equipment. It can be used to breaking- closing load current, closed current, charge current for no-load transformer and cable, closing short-circuit current. The Load break switch which assembleds earthing switch can sustain short-circuit current.
FN12-12DR/1000-31.5 indoor AC high voltage load break switch-fuse combination electrical appliance is a combinated indoor high voltage switch equipment which combinated by FKN12-12D load break switch and S?LAJ-12(XRNT?-12)high voltage limiting current fuse. This appliance can open any current up to short circuit current; Load break switch open working current, Fuse open short circuit current, combination open any current from working current to short circuit current, meantime Fuse makes the Load break switch opening through striking
1. Introduction
JN15 12 kv series indoor high voltage earthing switch is a compositional type, and the technical parameters is corresponding to the requirements of IEC62271-102:2002. It is applicable for three-phase power system of 3-12kv, AC 50HZ. It can be used together with many types high voltage switchgear as a earthing protection unit.
2. Applicable environment
2.1 Altitude should not exceed 1000 m
2.2 The ambient temperature: -25?~ +40?
2.3 The seismic intensity should not exceed 8 degree.
2.4 Relative humidity should not exceed 95%, monthly average value should not exceed 90%.
2.5 Pollution degree: ?
Main technical parameters
Rated voltage: 12 kv
Rated short-time withstand current: 31.5 KA
Rated short-circuit duration time: 4 s
Rated making current: 80KA
Rated withstand current(peak value): 80KA
Pole to pole distance: 150 mm, 210 mm, 230 mm, 250 mm, 275 mm
Power frequency withstand voltage(1 minute) To earth, phase to phase: 42 kv, 48 kv
1.General
HVD85 ZN85 33kv 36KV indoor vacuum circuit breaker VCB is suitable for three-phase AC power system of 50Hz and 36kV, used to make and break the load current, overload current and fault current in industrial and mining enterprises, power plants and transformer substations, meanwhile, it is suitable for the occasion where the frequent operation is required.
2. Service conditions
2.1The ambient air temperature should be -15?~40?, the daily average temperature should not exceed 35?.
2.2 Daily mean relative humidity should not exceed 95%, and the daily mean vapor pressure should not exceed 2.2kPa; the monthly mean relative humidity should not be higher than 90%, and the monthly mean vapor pressure should not exceed 1.8kPa.
2.3 Altitude: Not exceed 1,000m.
2.4 The ambient air should be free from the dust, smoke, corrosive and flammable gas, steam, salt fog, et…
Main specifications and technical parameters
Rated voltage: 33KV 36kv
Power frequency withstand voltage: 95 kv
Lighting impulse withstand voltage: 185 kv
Rated current: 1250A, 1600A, 2000A
Rated short-time withstand current: 25KA, 31.5KA
Rated peak value withstand current: 63KA, 80KA
Rated short-circuit duration: 4 s
Rated short-circuit breaking current: 25KA, 31.5KA
Rated short-circuit making current: 63KA, 80KA
Rated operation sequence: O-0.3s-CO-180s-CO
Breaking time:
1. General
VS1 12KV vacuum circuit breaker VCB
HVD1-12(VS1-12) type indoor AC HV vacuum circuit breaker VCB (hereinafter referred to as circuit breaker) are suitable for 12kV air-insulated indoor switchgears, used as protection and control unit of power equipment of industrial& mining enterprise. Due to the super excellence, it is especially for location where requires the frequent operation of rated working current or multi breaking short circuit current.
The circuit breaker adopts the integrated design of operating mechanism and circuit breaker body, servers as not only fixed installation, but also the handcart unit through equipping with a special propelling mechanism.
2. Service conditions
3.1 Environment temperature:-15degree~+40degree;
3.2 Environment humidity: Daily average relative humidity:
1. Introduction
HVD7 33KV 36kv outdoor HV AC vacuum circuit breaker VCB has many visual advantages like reasonable design, fashionable appearance, high safety and reliability, simple maintenance, long electric life. It is the ideal upgraded products of 35KV outdoor oil circuit breakers.
HVD7-40.5 vacuum circuit breaker is applicable for three-phase power system of AC 50HZ.It is used to make and break the load current ,overload current and short-circuit current.
2. Applicable environment
3.1The ambient temperature should be -30degree~ +40degree(-40degree in the frosty area);
3.2Altitude should not exceed 2000m(over 2000m is plateau type);
3.3The wind pressure should not exceed 700Pa(equal to wind speed 34m/s);
3.4Air pollution degree: 3,that of antifouling type:4;
3.5The installation site should be free from the fire, explosion, chemical corrosion and serious vibration.
1. Main technical parameters
Rated voltage: 33kv 36KV
1 minute power frequency withstand voltage, dry test: 95 kv
1 minute power frequency withstand voltage, wet test: 80 kv
Lightning impulse withstand voltage(peak value): 185 kv
Rated current: 1600A / 2000A
Rated short-circuit breaking current: 20KA, 25KA, 31.5KA
Rated short-circuit making current(peak): 50KA, 63KA, 80KA
Rated operating sequence: O-0.3s-CO-180s-CO
Rated short-time withstand current: 20KA, 25KA, 31.5KA
Rated peak withstand current: 50KA, 63KA, 80KA
Rated short-circuit duration: 4 s
Rated control voltage: AC220,110;DC220,110
Rated short-circuit breaking current break times: 20 times
Full-break time:
1. General
HVD32 ZW32 This vacuum circuit breaker VCB is three-phase AC 50Hz, rated voltage 12 kV outdoor high voltage switch equipment. It is mainly used to opening(closing) load current, overload current and short-circuit current. It is suitable to protect or control the city or village electrical power distribution system.
2 . Main technical parameter
Rated voltage: 12 kv
1 minute rated power frequency withstand voltage: Phase to Phase, to Ground 42 kv / Fracture 48 kv
Rated current: 630A / 1250A
Rated short circuit breaking current: 12.5KA, 16KA, 20KA / 25KA
Rated short-circuit current (peak): 31.5KA, 40KA, 50KA / 63KA
Rated peak withstand current: 31.5KA, 40KA, 50KA / 63KA
4s rated short time withstand current: 12.5KA, 16KA, 20KA / 25KA
Rated operating sequence: O-0.3s-CO-180s-CO(Electric operation)
Closing time: 30-60 ms
Opening time: 20-40 ms
Rated short circuit breaking current breaking times: 30 times
Mechanical life: 10,000 times
Secondary circuit 1 minute power frequency withstand voltage: 2000 v
Energy storage motor rated power: 40 w
Energy storage motor rated voltage V: DC220/110
Rated closing operation voltage v: DC220/110, AC220/110
Rated switching operation voltage v: DC220/110, AC220/110
Electric energy storage time: =8 s
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: =80µO
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: =1.33×10-3 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: =80µO
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: =1.33×10-3 Pa
Storage life: 20 years
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: =120µO
Limiting abrasion of contacts: 2 mm
Storage life: 20 years
Internal gas pressure: =1.33×10-3 Pa
Model No.: TD 12kv 1600A 31.5KA (JUC618A) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1600A
Rated power frequency withstand voltage: 42 KV
Rated lightning impulse withstand voltage: 75 KV
Rated short circuit breaking current: 31.5KA
Rated short circuit making current(peak value): 80KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 31.5KA
Rated withstand current(peak value): 80KA
Rated duration of short circuit: 4 s
Mechanical life: 20,000 times
Closing force due to bellows and atmosphere: 120±50 N
Force required to hold contacts opening at full stroke: 190±50 N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm
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: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms
Model No.: TD 12kv 1600A 31.5A (JUC619) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1600A
Rated power frequency withstand voltage: 48 KV
Rated lightning impulse withstand voltage: 85 KV
Rated short circuit breaking current: 31.5KA
Rated short circuit making current(peak value): 80KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 31.5KA
Rated withstand current(peak value): 80KA
Rated duration of short circuit: 4 s
Mechanical life: 10,000 times
Closing force due to bellows and atmosphere: 120±50 N
Force required to hold contacts opening at full stroke: 190±50 N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm
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: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms
* It Needs additional insultating protection.
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: =80µO
Contact-wear allowance thickness: 2 mm
Shelf life: 20 years
Internal gas pressure: =1.33×10-3 Pa
Model No.: TD 12kv 1250A 31.5KA (JUC618) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage: 42 KV
Rated lightning impulse withstand voltage: 75 KV
Rated short circuit breaking current: 31.5KA
Rated short circuit making current(peak value): 80KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 31.5KA
Rated withstand current(peak value): 80KA
Rated duration of short circuit: 4S
Mechanical life: 20,000 times
Closing force due to bellows and atmosphere: 120±50N
Force required to hold contacts opening at full stroke: 190±50N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm
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: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms
Model No.: TD 12kv 1250A 31.5KA (JUC619A) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage: 48 KV
Rated lightning impulse withstand voltage: 85 KV
Rated short circuit breaking current: 31.5KA
Rated short circuit making current(peak value): 80KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 31.5KA
Rated withstand current(peak value): 80KA
Rated duration of short circuit: 4 s
Mechanical life: 10,000 times
Closing force due to bellows and atmosphere: 120±50 N
Force required to hold contacts opening at full stroke: 190±50 N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm
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: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms
* It Needs additional insultating protection.
Model No.: TD 12kv 1250A 25KA (JUC613) vacuum interrupter for VCB
Main technical parameters
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage: 42 KV
Rated lightning impulse withstand voltage: 75 KV
Rated short circuit breaking current: 25KA
Rated short circuit making current(peak value): 63KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 25KA
Rated withstand current(peak value): 63KA
Rated duration of short circuit: 4S
Mechanical life: 20,000 times
Closing force due to bellows and atmosphere: 120±50N
Force required to hold contacts opening at full stroke: 190±50N
Circuit resistance at lowest rated contacts force: =20µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm
Mechanical requiements of vacuum circuit breaker
Clearance between opening contacts: 11±1mm
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: 2000±200N
Contacts bouncing duration at closing operation: =2ms
Contacts re-bouncing clearance at opening operation: =2mm
Synchronism of three phases: =1ms
1. Brief introduction
TD 33KV 36kv 1600A 25KA (JUC632) vacuum interrupter for VCB
The interrupter adoption porcelain and ceramics lagging makes to insulate the outer shell. Contact is CuCr metal alloy material advanced technique of cup construction, break the discharge big. Insulate the level high, breaking the abiliting strong, the life span is long, mainten anle is sample, no explosion dangerous, no contaminate and the noise is low. The load switch main used electric power, machine, coal mine, chemical engineering, petroleum metallurgy etc. power transmission system used control with protect. more than keeping with at the multifarious operation.
Rated voltage: 33KV 36KV
Rated current: 1600A
Rated short-circuit breaking current: 25KA
Rated short-circuit making current: 63KA
Rated peak withstand current: 63KA
Rated short-time withstand current: 25KA
Rated short-circuit continuous time: 4 s
Rated single capacitor unit breaking current: 630A
Rated back to back capacitor unit breaking current: 400A
Rated short-time (1 min) withstand voltage: 95 KV
Rated contact pressure time-limit loop resistive: =25µO
Rated short-circuit breaking current breaking times: 30 Ops
Rated lightning impulse withstand voltage: 185 KV
Mechanical life: 10,000 Ops
Contact automatic: 200±50 N
Force required to hold contacts open at full stroke: 300±50 N
Contact-wear allowance thickness: 3 mm
Internal gas pressure: =1.33×10-3 Pa
Shelf life: 20 years
Model No.: JTD 12kv 1250A 20KA vacuum interrupter for Solid embedded poles
Rated voltage: 12 KV
Rated current: 1250A
Rated power frequency withstand voltage (1 min): 42 KV
Rated lightning impulse withstand voltage: 75 KV
Rated short circuit breaking current: 20KA
Rated short circuit making current(peak value): 50KA
Breaking operations under rated short circuit breaking current: 30 times
Rated short time withstand current: 20KA
Rated withstand current(peak value): 50KA
Rated duration of short circuit: 4 s
Mechanical life: 20,000 times
Closing force due to bellows and atmosphere: 70±40 N
Force required to hold contacts opening at full stroke: 120±50 N
Circuit resistance at lowest rated contacts force: =35µO
Storage life: 20 years
Limiting abrasion of contacts: 3 mm
Weight of moveable parts: =0.7kg
Mechanical requiements of vacuum circuit breaker
Clearance between opening contacts: 7±1 mm
Average opening speed: 1.0±0.25 m/s
Average closing speed: 0.65±0.15 m/s
Rated contacts pressure: 1600±100 N
Contacts bouncing duration at closing operation: =2 ms
Contacts re-bouncing clearance at opening operation: =2 mm
Synchronism of three phases: =1 ms
HVJ3 12KV VACUUM CONTACTOR
Detailed product description:
The vacuum contactor is mainly used in the power system with AC 50Hz and rated voltage 12kV, for making or breaking circuit and to make electromagnetic starter with suitable protective device and F-C switchgear.
Working condition:
1) Altitude should not be over 1,000m;
2) Ambient temperature: -5~40°C;
3) Average temperature in 24 hour not exceed 35°C;
4) When the highest temperature is 40°C, the relative humidity should not be higher than 50%;
5) Pollution degree: class 3
.Main models and technical parameters
Rated voltage: 12 KV
Control voltage: 220/110/380
Rated current: 160A, 250A, 400A, 630A
Clearance: 5±0.5 mm
Over travel: 2±0.2 mm
Pressure: >85N
Main circuit power frequency withstand voltage: 42000 v
Auxiliary circuit power frequency withstand voltage: 2500 v
Control circuit power frequency withstand voltage: 2000 v
Making capacity: 10Ie,100 times
Breaking capacity: 8Ie,25 times
Limit opening current(A): 10Ie
Overload: 8Ie,10 s
Mechanism life: 1 million times
Weight: 30KG
Note: “Ie” represents the rated current of main circuit
1. General
HVJ5 1.14kv 125A AC vacuum contactor is designed for long-distance making and breaking of circuit, frequent starting and controlling of AC motors in the power systems, with AC 50Hz-60Hz, rated voltage of 1,140V and rated current to 125A. It also can be equipped with thermal relay and all kinds of protection apparatus like electromagnetic starter, especially applied to explosion-proof starter and so on.
2. Main technical parameter
Rated voltage: 1140 V
Control voltage: 36V, 110V, 220V, 380V
Rated current: 125A
Opening distance: 1.8±0.2 mm
Over travel: 1±0.2 mm
Final pressure: 30±3 N
Main circuit power frequency voltage withstand: 4200 V
Auxiliary circuit power frequency voltage withstand: 2500 V
Control circuit power frequency voltage withstand: 2000 V
Making capacity: 10Ie,100 times
Breaking capacity: 8Ie,25 times
Limit breaking current(A): 2000,3 times
Electricity life times AC3: 60*104
Electricity life times AC4: 60*104
Mechanical life times: 300*104
Overload capacity: 8Ie 10 S
Remark: “Ie” is Rated current of main circuit.
1. General
HVJ5 1.14 kv 250A AC vacuum contactor is designed for long-distance making and breaking of circuit, frequent starting and controlling of AC motors in the power systems, with AC 50Hz-60Hz, rated voltage of 1140V and rated current to 250A. It also can be equipped with thermal relay and all kinds of protection apparatus like electromagnetic starter, especially applied to explosion-proof starter and so on.
2. Main technical parameter
Rated voltage: 1140 v
Control voltage: 36V, 110V, 220V, 380V
Rated current: 250A
Opening distance: 2±0.2 mm
Over travel: 1±0.2 mm
Final pressure: 30±3 N
Main circuit power frequency voltage withstand: 4200 V
Auxiliary circuit power frequency voltage withstand: 2500 V
Control circuit power frequency voltage withstand: 2000 V
Making capacity: 10Ie,100 times
Breaking capacity: 8Ie,25 times
Limit breaking current(A): 4500,3 times
Electricity life times AC3: 60*104
Electricity life times AC4: 60*104
Mechanical life times: 300*104
Overload capacity: 8Ie 10S
Remark: “Ie” is Rated current of main circuit.
1. General
HVJ5 1.14 kv 1000A AC vacuum contactor is designed for long-distance making and breaking of circuit, frequent starting and controlling of AC motors in the power systems, with AC 50Hz-60Hz, rated voltage of 1,140V and rated current to 1000A. It also can be equipped with thermal relay and all kinds of protection apparatus like electromagnetic starter, especially applied to explosion-proof starter and so on.
2. Main technical parameter
Rated voltage: 1140 V
Control voltage: 36 V, 110 V, 220 V, 380 V
Rated current: 1000A
Opening distance: 2±0.2 mm
Over travel: 1±0.2 mm
Final pressure: 30±3 N
Main circuit power frequency voltage withstand: 4200 V
Auxiliary circuit power frequency voltage withstand: 2500 V
Control circuit power frequency voltage withstand: 2000 V
Making capacity: 10Ie,100 times
Breaking capacity: 8Ie,25 times
Limit breaking current(A): 10000,3 times
Electricity life times AC3: 60*104
Electricity life times AC4: 1.5*104
Mechanical life times: 300*104
Overload capacity: 8Ie 10S
Remark: “Ie” is Rated current of main circuit.
HVJ20 series vacuum contactor has higher rated current, smaller size and anti-dusty advantages. It can be used in AC50 ~ 60Hz, 2KV power system, rated current to 800A, for long distance making-breaking and frequent starting and controlling of AC motor.
Rated voltage: 2 kv / 2 kv
Rated current: 630A / 800A
Main circuit making ability (A/100 times): 6300 / 6300
Main circuit break-make ability (A/10 times): 5000 / 6000
Maximum breaking ability (A/3 times): 6300 / 6300
Electrical life AC3(times): 600,000 / 600,000
Electrical life AC4(times): 100,000 / 100,000
Mechanical life(times): 1,000,000 / 1,000,000
Rated operating frequency AC3(times /h): 300 / 300
Rated operating frequency AC4(times /h): 120 / 120
Short-time operating frequency times /h(20S): 1200 / 1200
Clearance between open contacts(mm): 3±0.3 / 3±0.3
Over travel(mm): =1 / =1
HVJ3 7.2KV VACUUM CONTACTOR
1. General
The vacuum contactor is mainly used in the power system with AC 50Hz and rated voltage 7.2kV, for making or breaking circuit and to make electromagnetic starter with suitable protective device and F-C switchgear.
2. Working condition:
1) Altitude should not be over 1,000m;
2) Ambient temperature: -5~40°C;
3) Average temperature in 24 hour not exceed 35°C;
4) When the highest temperature is 40°C, the relative humidity should not be higher than 50%;
5) Pollution degree: class 3
Main models and technical parameters
Rated voltage: 7.2 kv
Control voltage: 380/220/110
Rated current: 160A, 250A, 400A, 630A, 800A, 1000A
Clearance: 3.5±0.3 mm
Over travel: 2±0.2 mm
Pressure: >85N
Main circuit power frequency withstand voltage: 32000 v
Auxiliary circuit power frequency withstand voltage: 2500 v
Control circuit power frequency withstand voltage: 2000 v
Making capacity: 10Ie,100 times
Breaking capacity: 8Ie,25 times
Limit opening current(A): 10Ie
Overload: 8Ie,10 s
Mechanism life: 1 million times
Weight: 25.5 KG
Note: “Ie” represents the rated current of main circuit
HVJ30 1.14kv vacuum contactor 1000A 1250A
HVJ30-1.14/1000?1250 series AC vacuum contactor is applicable for AC 50HZ power system of rated voltage 1.14KV and rated current up to 1000 A~1250Ato open and close circuit, start and control AC motor frequently. It is suitable for composed magnetic starter with various protective devices (JDB electronic integrated protector, JR9 type over current protection device, resistance-capacitance absorbers). It is particularly suitable for compose a explosion-proof magnetic starter and large mineral switchgear.
Rated voltage: 1.14 kv
Rated current: 1000A 1250A
Making capacity(A): 5000(100 times)
Breaking capacity(A): 4500(10 times)
Limit breaking capacity(A): 5000(3 times)
Electrical life times(AC3): 600,000 times
Electrical life times(AC4): 6,000 times
Mechanical life times: 1,000,000 times
Rated operating frequency (AC3): 600 times /h
Rated operating frequency (AC4): 120 times /h
Short-time operating frequency(20s): 1000 times /h
Contacts separation: 2.8±0.1 mm
Over travel: 1.0±0.1 mm
JCZR 7.2kv 12kv Indoor Vacuum Contactor-Fuse Combination Electric Appliance
General:
This combination electric appliance may install in the switch cabinet to form the F-C loop, use with the integrated protection device. It is used for loading of the switching on and switching off the power pant as well as the industry and mining enterprise, dropout AC high-tension motor, the transformer, capacitor and so on, and it has overload, short circuit protection function. This combination electric appliance may use in AC 50 HZ three-phase power systems.
Technical Data:
1. Main Technical Parameter see Table 1.
Rated voltage: 7.2 kv / 12 kv
Power frequency withstand voltage phase to phase, to earth: 32 kv / 42 kv
Power frequency withstand voltage the fracture impact withstand voltage(fracture): 60 kv / 75 kv
Fuse rated current A: 25-250 / 25-250
Prospective short circuit breaking current KA: 50 / 50
Prospective short circuit making current(peak value) KA: 130 / 130
Prospective short circuit withstand current( peak value) KA: 10 / 10
Rated short time withstand current( effective value) KA: 4 / 4
Rated short circuit duration S: 4 / 4
Rated making current KA: 4 / 4
Rated breaking current KA: 3.2 / 3.2
Limit breaking current KA: 4.5 / 4.5
Contactor distance between fixed and moving contact mm: 4.5 / 5
Contactor over-travel mm: 1.5 / 1.5
Mechanical life times: Model J:100,000; Model D:300,000 / Model J:100,000; Model D:300,000
Closing coil Rated operation voltage(V): DC220,DC110
Opening coil Rated operation voltage(V): DC220,DC110
Holding coil Rated operation voltage(V): DC220,DC110
Closing coil power: 1200 W
Holding coil power: 15 W
Opening coil power: 80 W
Closing coil Normal work voltage range: 85%-110% rated voltage
Holding coil Normal work voltage range: 85%-110% rated voltage
Opening coil Normal work voltage range: 60%-120% rated voltage
1. Introduction
JCZ5 7.2 kv vacuum contactor
HVJ6-7.2 series indoor high-voltage AC vacuum contactor has two types: One is Mechanical holding type, the other is Electromagnetic holding type. It is applicable for three-phase AC 50HZ power system of rated voltage 7.2KV and below and rated current up to 630 A to open and close circuit remotely and control electrical equipment like high-voltage motor, transformer and capacitive load. It is especially suitable for fields operated frequently. The contactor uses the international fashionable up and down structure arrangement and has the advantages of small, light, easy to maintain and form a complete set of F-C circuit equipment.
2. Service condition
a) Ambient air temperature: -25?- +40?.
b) Altitude not exceed 2000m
c)Humidity:
-Relative humidity: daily mean not higher than 95?,monthly mean not higher than 90?;
-Aqueous vapor pressure: daily mean not exceed 2.2 KP, monthly mean not exceed 1.8 KP
Ambient air should not be obviously polluted by corrosive or flammable gas or vapor;
C)Free of frequent severe vibration; When running, angle of inclination between installation surface and horizontal plane should not exceed 5?.
Main technical parameters
Rated voltage: 7.2 kv
Control voltage: 110V, 220V
Rated current: 200A, 400A, 630A
Contacts separation: 4.5+1-0.5mm
Over travel: 1.5±0.5 mm
Main circuit power frequency voltage withstand: 32000 V
Auxiliary circuit power frequency withstand voltage: 2500 V
Control circuit power frequency withstand voltage: 2000 V
Making capacity: 10le,100 times
Breaking capacity: 8le, 25 times
Limit breaking current(A): 10le
Mechanical life times: 30×104
Weight: 28KG
