Why are the insulating rubber sheets laid out at the entrance of the metal room?
In the adjustment, motor rotation on the cleaning brush and slip ring, should be experienced as electrician, and comply with the following provisions: when standing on the insulating pad (the insulating pad for permanent fixed type insulation pad), not at the same time or contact poles and grounding pole part, not two people work at the same time."
The handling of high voltage fuse (insurance), should wear goggles and insulated gloves, when necessary use insulating clamp, and stand on the insulating pad or insulating stand."
It is essential to lift the carbon brush or completely remove the resistance when working on the rotor resistance circuit of the rotating motor. Wear gloves or use insulated hands when you work, wear insulated boots or stand on an insulating pad.
