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 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
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
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.
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
Vacuum Circuit Breaker HVD1-12KV 1250A 25KA VCB with copper parts 210mm phase distance HVD1-12(VS1-12) type indoor AC HV vacuum circuit breaker (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:-15®C~+40®C; 3.2 Environment humidity: Daily average relative humidity:95%, monthly average relative humidity:90%; Daily average saturated vapor pressure:2.210-3Mpa,monthly average saturated vapor pressure:1.810-3Mpa; 3.3 Altitude: Not exceed 1000m; 3.4 Earthquake intensity: Not exceed°ree; 3.5 Service location: No water, flammable or explosive matter, chemical corrosive gas or drastic vibration. 1.Main specifications and technical parameters Rated voltage: 12 kv Rated lightning impulse withstand voltage(1min): 75 kv Rated short-time power frequency withstand voltage (1min): 42 kv Rated short-circuit breaking current: 25KA Rated current: 1250A Rated peak withstand current: 63KA Rated shorted-time withstand current: 25KA Rated shorted-time making current(peak): 63KA Power frequency withstand voltage of secondary circuit(1min): 2000 v Opening time(rated voltage): 20~50 ms Closing time(rated voltage): 30~70 ms Rated short-circuit current breaking times: 50(40kA 30) times Mechanical life: 30,000 times
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: �20μΩ 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 Items Value Rated voltage 12KV Rated current 1250A Rated frequency 50Hz Rated power frequency withstand voltage 42kV Rated lightning impulse withstand voltage 75kV 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 20000 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 �20μΩ Storage life 20 years Limiting abrasion of contacts 3mm  Mechanical requiements of vacuum circuit breaker Items Value 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
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.
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
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: â?¤20μΩ 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: â?¤2 ms Contacts re-bouncing clearance at opening operation: â?¤2 mm Synchronism of three phases: â?¤1 ms
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
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: �80μΩ 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
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. 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 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
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.
Vacuum interrupters td-7.2/400-10f 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, small size etc, and has advantages as easy to maintain, no explosion risk , pollution-free and low noise 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 td-7.2/400-10f 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, small size etc, and has advantages as easy to maintain, no explosion risk , pollution-free and low noise 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 TD-1.14/400-8 The Interrupter adopts one shut technologyceramic 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.
