Electrical work

2. Motor control center
4. atmosphere does not exist under normal conditions, but may under certain conditions.
5. person trainedin basic electrical principles, electrical hazards, emergency procedures.
8. electricity arcs causing a high temperature blast.
10. on electrical equipment where worker is exposed to live parts in excess of 50 volts.
12. which flammible gases or vapors likely to exist.
14. device to protect against electrical shock.

1. to ensure all items are reviewed before live work commences.
3. must be maintained from energized equipment by cranes,manlifts.
4. atmosphere could occur at any time.
6. What must not be stored in Motor control centers.
7. a human is exposed to a lethal amount of electrical energy.
9. connection between electrical circuit and equipment or earth.
11. must be removed before working on energized electrical equipment.
13. happens when electricity jumps from one conductor to another without proper connections.