Category
2kV LV Vacuum Contactor/Switch for Mining, VACJ20-630,800A/2kV
1. General description
This AC L.V. vacuum contactor is used in electrical network with AC 50Hz or 60Hz, rated main loop voltage 2kV, rated current 800A to connect and break the circuit and start and control AC machinal electromotor. Combining with sort of protecting equipment, it can also works as magnetic starter or explosion-proof magnetic starter. Its shape and installation dimension is the same as VACJ20-630/2 contactor. They can be changed, which offers good options for upgrading and maintenance.
The Technical Specifications of this vacuum contactor define its electrical and mechanical parameters for low-voltage mining applications. This lv vacuum contactor is used in electrical networks with AC 50Hz or 60Hz, rated main circuit voltage of 2kV, and rated current of 800A to connect and break circuits and start and control AC motors. This 2kv vacuum contactor can be combined with various protecting equipment to function as a magnetic starter or explosion-proof magnetic starter for hazardous mining environments. The vacuum contactor features the same shape and installation dimensions as the VACJ20-630/2 contactor, offering excellent options for upgrading and maintenance. This lv vacuum contactor is available in rated currents of 630A and 800A, with main circuit making capacity of 6000A and limit breaking capacity of 4800-5000A. The 2kv vacuum contactor offers an electrical life of 600,000 operations under AC3 duty, ensuring long-term reliability in demanding conditions. Each vacuum contactor undergoes rigorous testing to ensure dependable performance. Proper installation of this lv vacuum contactor ensures safe and reliable circuit control in mining operations. This 2kv vacuum contactor is ideal for heavy-duty applications requiring frequent switching and robust protection.
2. Main technical parameter
Item | Unit | Data | |
Main circuit rated voltage | kV | 2 | |
Main circuit rated current | A | 630 | 800 |
Main circuit making capacity | A | 6000 | 6000 |
Main circuit breaking capacity | A | 4800 | 5000 |
Limit breaking capacity | A | 6000 | 6000 |
Electrical life AC3 | times | 600,000 | |
Electrical life AC4 | times | 60,000 | |
Mechanical life times | times | 3,000,000 | |
Rated operating frequency AC3 | times/h | 600 | |
Rated operating frequency AC4 | times/h | 120 | |
Short-time operating frequency | times/h | 2000 | |
Clearance between open contacts | mm | 3±0.3 | |
Over travel | mm | ≥1 | |
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