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
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
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.
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.
VACCUM CIRCUIT BREAKER ALL TYPE OF ABB VACCUM CIRCUIT BREAKER VD4 12.12.25 , VD4 12.12.40, VD4 07.12.25.... MANY MORE 11 KV , 33KV . VD4Medium voltage vacuum circuit-breaker12 kV - 1250...4000 A - 63 kA36/40.5 kV - 630...3150 A - 16...40 kAMedium Voltage Products The VD4 are a synthesis of the renownedtechnology in designing and constructing vacuuminterrupters embedded in resin poles, and ofexcellency in design, engineering and productionof medium voltage circuit-breakers.Embedding the interrupter in resin makes thecircuit-breaker poles particularly sturdy andprotects the interrupter against shocks, accumula-tion of dust and humidity.The vacuum interrupter houses the contacts andmakes up the interrupting chamber.
Vacuum Circuit Breaker VCB HVD32 12KV 630A VCB from Hubei JUCRO Electric 1.General HVD32 12KV 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.
Toshiba Cv-6ha , Contactor Magnetic, Ctry.mfg Toshiba Part Cv-6ha, 100-110 V Ac/dc, 50/60 Hz, 7.2 Kv, 6.6-3.3 Kv Operational Voltage, 400a, Draw-out Type, Vacuum Contactor With Clf Fuse. The Toshiba HCV-6KAU and HCV-6KALU vacuum contactors described in this manual are suitable for use on systems of 7.2kV 720A 7.2kA. Arc interruption is accomplished inside sealed vacuum interrupters mounted on track-resistant insulators. Vacuum interrupters use low-surge contact materials, which exhibit low current chopping levels reducing switching over-voltage.
6.6KV to 40KV Vacuum Interrupter for Vacuum Circuit Breaker Indoor/Outdoor Panel
TKZKD Vacuum Interrupter Test Set without removing direct quantitative measuring vacuum degree of vacuum switch interrupter. With the quantitative measurement means can not only measure the degree of vacuum of vacuum switch whether is within the normal range more importantly for some vacuum switches which leak faster compared with the measuring results of past years its life can generally be inferred prevent accidents. This product is compact lightweight and compact models short test time reliable measurement results good stability high precision fully functional is the ideal instrument for quantitative measuring vacuum switches. Features 1. Can make quantitative measurement for vacuum degree of all models vacuum switch arc-chutes. 2. Need not disassemble the vacuum switch during the field test. 3. High precision. 4. With LCD easy to operate. 5. Can save print and review the test results. 6. The device with RS232 communication interface connect with the PC can download the vacuum degree-ion current curve can estimate the life. 7. Light in weight easy to carry.
ntroduction TKZKD Vacuum Interrupter Test Set without removing direct quantitative measuring vacuum degree of vacuum switch interrupter. With the quantitative measurement means can not only measure the degree of vacuum of vacuum switch whether is within the normal range more importantly for some vacuum switches which leak faster compared with the measuring results of past years its life can generally be inferred prevent accidents. This product is compact lightweight and compact models short test time reliable measurement results good stability high precision fully functional is the ideal instrument for quantitative measuring vacuum switches. Features 1. Can make quantitative measurement for vacuum degree of all models vacuum switch arc-chutes. 2. Need not disassemble the vacuum switch during the field test. 3. High precision. 4. With LCD easy to operate. 5. Can save print and review the test results. 6. The device with RS232 communication interface connect with the PC can download the vacuum degree-ion current curve can estimate the life. 7. Light in weight easy to carry.
TKZKD Vacuum Interrupter Test Set without removing direct quantitative measuring vacuum degree of vacuum switch interrupter. With the quantitative measurement means can not only measure the degree of vacuum of vacuum switch whether is within the normal range more importantly for some vacuum switches which leak faster compared with the measuring results of past years its life can generally be inferred prevent accidents. This product is compact lightweight and compact models short test time reliable measurement results good stability high precision fully functional is the ideal instrument for quantitative measuring vacuum switches. Features 1. Can make quantitative measurement for vacuum degree of all models vacuum switch arc-chutes. 2. Need not disassemble the vacuum switch during the field test. 3. High precision. 4. With LCD easy to operate. 5. Can save print and review the test results. 6. The device with RS232 communication interface connect with the PC can download the vacuum degree-ion current curve can estimate the life. 7. Light in weight easy to carry.
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
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
1. Introduction JCZ5 12kv vacuum contactor HVJ6-12 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 12KV 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 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: 12000 v Control circuit: 110V 220V Rated current: 200A 400A 630A Contacts separation: 5+1-0.5 mm Over travel: 1.5±0.5 mm Main circuit power frequency withstand voltage: 42000 v Auxiliary circuit power frequency voltage withstand: 2500 v Control circuit power frequency voltage withstand: 2000 V Making capacity: 10le,100 times Breaking capacity: 8le, 25 times Limit breaking current(A): 10le Mechanical life times: 30104 Weight: 32KG
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
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
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
Vacuum Interrupters TJ-7.2/400 The Interrupter adopts ?one shut technolog ceramic 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
