Hvd32 12Kv 630A Vcb

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

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: 630A 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

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

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

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.: 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. 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: