CKJ5-1000A1250A1600A Vertical VacuumContactor Starters 1140V
CKJ5 series vacuum contactor is suitable for AC 50hz, rated voltage up to 1140v,rated current up to 1600a power circuit, for long-distance connection anddisconnection of the circuit and frequent starting and control of AC motors, and issuitable for all kinds of protection, assembled into explosion-proof vacuumelectromagnetic starter.
Advantages: good compatibility, stable and reliable performance, free maintenanceand long service life, is old-fashioned vacuum contactor is the ideal substitute ofproducts.
Normal working and installation conditions of CKJ5 1000A 1250A1600A vertical vacuum contactor
1. Surrounding air temperature: -5°C~+40"C, the average value of which does not exceed +35'C within 24 hours;altitude of the installation site: not exceeding 2000m.
2. Atmospheric conditions: the relative humidity of the air at +40 'C does not exceed 50%; at lower temperaturescan be higher relative humidity, the average monthly low temperature of the wet month does not exceed +25 °Cthe average monthly relative humidity of the month does not exceed 90%, and take into account the condensationof the product due to the temperature change.
3. Pollution level: Class 3.
4. Installation category: Class ll.
5. lnstallation conditions: mounting surface and vertical inclination of not more than 15 ° .6. Shock and vibration: the low voltage vacuum contactor should be installed and used in places without signifcantshaking, shock and vibration.
| Main circuit rated voltage | kV | 1.14-1000 | 1.14-1250 | 1.14-1600 | 
| Main circuit rated current | A | 1000 | 1250 | 1600 | 
| Main circuit making capacity | A/100 times | 6000 | 6000 | 6000 | 
| Main circuit breaking capacity | A/10 times | 4800 | 5000 | 5000 | 
| Limit breaking capacity | A/3 times | 6000 | 6000 | 6000 | 
| Electrical life AC3 | times | 200000 | ||
| Electrical life AC4 | times | 20000 | ||
| Mechanical life time | times | 1000000 | ||
| Rated operating frequency AC3 | times/h | 100 | ||
| Rated operating frequency AC4 | times/h | 120 | ||
| Short-time operation | times/h | 3000 | ||
| Contact opening | mm | 3±0.5 | ||
| Over travel | mm | ≥1.3 | ||
Phone: +8613736779975
E-mail: sales@vcbbreaker.com
Address: 66 Punan Road, Yueqing Economic Development Zone, Zhejiang, China
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