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титульна сторінка > Центр продуктів > 10-35KV Vacuum Circuit Breaker > Vacuum Contactor > 7.2kv 160A JCZ5-12 Magnetic Contactor

7.2kv 160A JCZ5-12 Magnetic Contactor

    7.2kv 160A JCZ5-12 Magnetic Contactor

    JCZ5-12kV 160A 250A 400A 630A AC Three Pole High Voltage Vacuum ContactorThe JCZ5-7.2kV and JCZ5-12kV series indoor AC high voltage vacuum contactors are available in two designs: mechanical holding and electromagnetic holding. These contactors are designed for three-phase AC 50Hz power systems, with rated voltage of 7.2kV or 12kV and rated current up to 630A.They are widely used for long-distance making and breaking of circuits, as well as for controlling high voltage motors, transformers, capacitor banks, and other electrical loads. The JCZ5 series is particularly suitable for...
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JCZ5-12kV 160A 250A 400A 630A AC Three Pole High Voltage Vacuum Contactor

The JCZ5-7.2kV and JCZ5-12kV series indoor AC high voltage vacuum contactors are available in two designs: mechanical holding and electromagnetic holding. These contactors are designed for three-phase AC 50Hz power systems, with rated voltage of 7.2kV or 12kV and rated current up to 630A.

They are widely used for long-distance making and breaking of circuits, as well as for controlling high voltage motors, transformers, capacitor banks, and other electrical loads. The JCZ5 series is particularly suitable for frequent operation, offering reliable performance, compact design, and lightweight construction.

The modular structure adopts an internationally popular up-and-down assembly layout, making it convenient for installation, operation, and maintenance. With its high reliability, long service life, and excellent switching capability, the JCZ5 series is an ideal solution for modern medium and high voltage power distribution systems.


Item

Data

Rated voltage (Un)

kV

Rated current

630 / 6300 / 5040 / 6300 / 6300

Rated closed current (r.m.s.)

630, 400, 250

Max breaking current

4000, 3200, 4000, 4000, 4000, 300

4s thermal stability of current

250000

Power frequency withstand voltage

300000

Lightning impulse withstand voltage

250000

Operating frequency

AC 110 / 220

Coil absorption current

≤ DC 63

Keep coil current

DC 0.32 / 0.16

Shunt trip coil current

DC 25 / 13

Contact form

Contact distance

5.5 – 7 mm

Overtravel

15 ± 0.5 mm

Closing synchronicity

≤ 0.25 ms

Average closing speed

0.3 – 0.6 m/s

Average breaking speed

Three-phase break synchronicity

≤ 0.5 ms

Closing time / breaking time

Resistance (20°C)

Mechanical life (MC-3)

250,000

Electrical life (MC-4)

200,000

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