Maintenance of electrical control cabinet
Release time:
2021-09-10
According to the electrical wiring requirements, the electrical control cabinet assembles some auxiliary equipment such as switchgear and measuring instruments in a closed or semi-closed metal cabinet to meet the requirements of the normal operation of the power system. It is the main part of the realization of electrical automatic control, and is also the main device of the electrical automatic control system. It is convenient to maintain and does not endanger the safety of people and other peripheral equipment.
ElectricalControl cabinetAccording to the electrical wiring requirements, some auxiliary equipment such as switchgear and measuring instruments are assembled in a closed or semi-closed metal cabinet to meet the requirements of normal operation of the power system. It is the main part of the realization of electrical automatic control, and is also the main device of the electrical automatic control system. It is convenient to maintain and does not endanger the safety of people and other peripheral equipment.
ElectricalControl cabinetThe role of such a big, daily maintenance is also very important, the following talk about the daily maintenance method of electric control cabinet:
1. Check whether the electrical control cabinet is properly grounded, disconnect the power supply, and the grounding resistance shall not be greater than 4 ohms.
2, maintenance, to distinguish the circuit, because the nature of the voltage on the control cabinet is not the same, in order to prevent short-circuit and dangerous.
3. In daily inspection, attention should be paid to whether the electrical switch is flexible, reliable and without obvious noise. If there is noise or looseness in the connecting wire joints and terminals, it must be handled in time to avoid danger and affect normal work.
4. Use a soft brush or hair dryer to clean up the dust on the screen plug-in and all electromagnetic switch components, and check the status and contact of the electrical switch contacts in the electrical control cabinet.
5. When replacing the fuse, the fuse current must match the circuit current before replacement.
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