| Customization: | Available |
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| Type: | Circuit Breaker |
| Name: | Vacuum Circuit Breaker |
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General
ZW32 series outdoor high voltage vaccum circuit breaker is used in three phase power system of AC 50Hz, voltage 12~36KV to switch on/off loading current, it has function of protecting overloading and short circuit meeting the requirement of control and measurement realizing remote control and monitor and so on, it applies to protect and control distribution, industrial enterprises and frequent switching in rural network.
Application voltage levels include: 12kV, 24kV and 36kV.
Application standard: IEC62271-200Service and Installation Conditions
Technical Characteristics
| Item | unit | Data | |||
| Rated voltage | kV | 12 | 24 | 36 | |
| Rated frequency | Hz | 50/60 | |||
| Rated current | A | 400/630 | |||
| Rated short-circuit withstand/ breaking current | kA | 12.5/20 | |||
| Rated short-circuit making current (peak) | kA | 31.5/50 | |||
| Rated peak withstand current | kA | 31.5/50 | |||
| Rated short-circuit time | Sec | 4 | |||
| Rated operating sequence | (O)-0.3s-(CO)-180s-(CO) | ||||
| Mechanical Operations | Times | 10000 | |||
| Rated full load operations | Times | 400 | |||
| Power frequency withstand voltage (1min) | kV | 28/32 | 50/60 | 70/80 | |
| Lightning impulse withstand voltage (peak) | kV | 76/85 | 125/145 | 170/190 | |
| Closing time | ms | 25-50 | |||
| Full breaking time | ms | ≤100 | |||
| Arcing ime | ms | ≤20 | |||
| Mechanical endurance | Time | 10000 | |||
| Rated input power of charging motor | W | 40 | |||
| Rated operating voltage and rated voltage of auxiliary circuit | V | DC200, 110, 24 | |||
| DC220, 110, 24 | |||||
| Charging time at rated voltage | s | ≤10 | |||
| Over-current release | Rated current | A | 50 | ||
| Accuracy of tripping current | % | ±10 | |||
| Mechanical endurance | time | 10000 | |||
Q1:Can u provide us with samples?
Ans1: Yes, we can provide 1 to 2pcs samples for free.
Q2:If we need customized/OEM product, Can u supply?
Ans2: Yes,Customized/OEM product/artwork is available for us. Professional designers, Advanced technicians and mold modifications department ensure that we will make the exact model for u accordingly.
Q3:If u can accept small trial order?
Ans3: Yes, small trial order is accepted.
Q4:What payment terms available for u?
Ans4: We accept TT, LC, Alipay etc.
Q5:Can u offer discount?
Ans5: Yes, Discount available on large order. The larger the order, the more discount we will offer.
Q6:What is ur delivery time?
Ans6: Usually, delivery will be made within 2 weeks after down payment; If order very large,one month we will need. Please note, delivery time is production time, and shipping time not included. If u want to know, we can help u consult shipping company for details.
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