Electric Power Tools
Description
three phase contactor CJZ-300/1140 type 110v coil AC vacuum Contactor
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Application
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CJZ series AC Vacuum Contactor is designed for long-distance making and breaking in circuit, frequency starting and controlling AC motor in the power system with AC 50 Hz-60Hz, rated operating voltage to 1140V. It also can be formed with thermal relay and all kinds of protection apparatus, as electromagnetic starter, especially applies to explosion electromagnetic starter and all sorts of power control equipment. It may apply to the department of mine, metallurgy, petroleum, chemical industry, power, communication transportation and so on.
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Normal working and installation conditions
Ambient temperature: -25℃~+40℃
Altitude: ≤2000
Humidity: Relative humidity on daily average less than 95%, on monthly average less than 90%.
Water vapor pressure on daily average less than 2.2kPa, on monthly average less than 1.8kPa.
No normally violent vibration.
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Main technical parameter
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Model | CJZ-300/1140 |
Rated voltage (V) | Main circuit | 1140 |
Control circuit | 42 |
Rated current (A) | 300 |
Main contact parameter | Open distance(mm) | 1.5±0.2 |
Over distance(mm) | >1.5 |
Final power(N) | 90±20 |
Power frequency withstand voltage (V) | Main circuit | 4200 |
Auxiliary circuit | 2500 |
Control circuit | 2000 |
Making capacity | 10Ie 100times |
Breaking capacity | 8Ie 25times |
Max making & breaking capacity (A) | 2000 3times |
Electric life | AC3 | 600000times |
AC4 | 60000times |
Electrical life | 1500000times |
Weight (kg) | 10 |
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Outline and installation dimension
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Tengen International Industrial Limited
Molded Case Circuit Breaker,Miniature Circuit Breaker,High Voltage Circuit Breaker
Address: Daqiao Road Liushi Town Yueqing city(Zhejiang Tengen Group Building A Second Floor),
Wenzhou, Zhejiang
China, 325000
Tel: 86-577-62773598
Fax: 86-577-57572161
