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Low Voltage Vacuum Contactor for Mining(ZK1-630/1.14-12.5)

Low Voltage Vacuum Contactor for Mining(ZK1-630/1.14-12.5)
Low Voltage Vacuum Contactor for Mining is mainly used to control the on-off of low-voltage electrical circuits in underground coal mines, reliably switching on or off the power supply for mining equipment like pumps, conveyors and fans while providing overload and short-circuit protection to ensure safe operation of underground electrical systems.
DESCRIPTION

Model No.  
ZK1-630/1.14-12.5
Rated Current
630A
Rated Voltage
1.14kV
Tri-Phase Asynchronous Time
<1
Mechanical Life
15000
Weight
15Kg
Trademark
VACEM
Origin
Wenzhou, China


PRODUCT DESCRIPTION

The low voltage vacuum contactor for mining is a critical electrical control device tailored for the harsh and hazardous operating environments of underground coal mines and other mineral extraction sites. Among its various specifications, the model with a rated current of 630A and rated voltage of 1.14KV stands out as a reliable solution for medium-power electrical systems in mining operations, playing a core role in switching, controlling, and protecting main circuits of mining equipment such as conveyors, crushers, and water pumps.
In terms of electrical performance, the 630A/1.14KV rating is carefully calibrated to match the power demands of typical mining machinery. The 630A rated current ensures the contactor can carry continuous loads of medium-sized equipment without overheating, while the 1.14KV rated voltage provides stable insulation against voltage fluctuations—an frequent issue in underground power systems due to long cable distances and varying load conditions. Additionally, the contactor features excellent electrical endurance: it can withstand thousands of mechanical and electrical operations, reducing maintenance frequency and downtime in mines where equipment availability directly impacts production efficiency.
In summary, the mine-used vacuum contactor with 630A rated current and 1.14KV rated voltage combines robust arc-extinguishing technology, tailored electrical performance, and rugged design to meet the unique challenges of mining operations. It not only ensures the safe and stable operation of medium-power mining equipment but also contributes to improving overall production efficiency and reducing safety risks in underground mining environments.


Inquiry

If you have any enquiry about quotation or cooperation,please feel free to email us at vacem@vacem.cn
or use the following enquiry form. Our sales representative will contact you soon. Thank you for your interest in our products.

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