electrical system without power:
1. Use the appropriate PPE.Do not wear jewelry and be sure to remove all conductive items
from your pockets, as these items may fall into the equipment which cause short-circuit,
resulting in an electric shock or burns.For PPE standards, see standard NFPA 70E.
2. Power off and lock/calibrate the electrical system before performing operations on it.
The purpose of locking/calibration is to prevent damage from accidental device startup
or storage energy release.For more information, please refer to the lock section .
3. Power off and lock/calibrate all circuits and equipment before removing any protective
shielding or conducting any electrical equipment measurements.
4. Follow all applicable regional electrical and safety procedures.The following guidelines
should be followed when performing relevant operations on the energized electrical
system:
1. The policy of CNP NM FIRE is all electrical work should be performed in the event of a
power outage.However, employees or suppliers may occasionally be allowed to
perform work on live electrical equipment if they are qualified and authorized to
perform troubleshooting, or if a power outage to the equipment may cause greater risk
or failure to complete the work and all other alternatives have been exhausted.
2. The live electrical work must be carried out only in accordance with the relevant
procedures and must be carried out by an authorized person with a permit to perform
live electrical work, using appropriate PPE, tools and equipment.
Generally Speaking:
1. Do not fiddle with or bypass the chain unless authorized to do so.
2. Use the appropriate PPE.Do not wear jewelry and be sure to remove all conductive items
from your pockets, as these items may fall into the equipment which cause short-circuit,
resulting in an electric shock or burns.For PPE standards, see standard NFPA 70E.
3. Make sure there is chaperone nearby who can help at any time.
1.4.3 Shut Down the Faulty Fire Pump Group
Explosive Gases
1. An explosive gas (released whiling charging) may exist near the battery .Igniting the
battery gas may cause serious personal injury accidents.
2. Make sure the area is well ventilated before disconnecting the battery.
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