Electrical Checklist

 

Electrical checklist points General points MACHINE GUARDING

1. Is there any moving machinery at site? 2. Is there proper machine guarding available for the machine? 3. Is the machine guarding tough enough and properly xed? LOCKOUT MECHANISM

1. Is there proper lockout mechanism for every electrical appliances? 2. Do all the PDBs have proper lockout mechanism? 3. Do all the outgoing supply lines have lockout system? FIRE FIGHTING DEVICES

1. Are there proper re ghng devices in the site? 2. Is the access to the re safety device unobstructed? 3. Is there atleast one CO2 or dry powder type exnguisher in the site? 4. Are the sand buckets(with adequate sand) provided? 5. Are the people working at site, properly trained on how to use the re exnguishers? POWER DISTRIBUTION BOARD 1. Are the PDBs regularly inspected? 2. Is there any chances of inow of water or gas in PDBs? 3. Is the access to PDB unobstructed? unobstructed? 4. Is there proper fencing and rubber mat provided? 5. Are incoming and outgoing voltage clearly marked in panel boards 6. Are the incoming and outgoing lines idened? 7.All the outgoing supply lines have proper lockout mechanism?

8. Is there any ammable or unwanted material within 5 metres of PDB? 9. Is there double earthing provided in every PDB? 10. Are the outgoing lines of the PDBs over heated? EARTHING

1. Are the earth pits maintained? 2. Are there double earthing provided(two separate separate and disnct connecons with earth)? 3. Is the earth resistance measured periodically and record maintained? 4. Are the e arth pits constructed according to standard( with required amount of charcoal,salt) ? 5. Are the appliances provided earthing with GI wire? 6. Earth leakage protecon dvices shall control all supply of energy other than low voltage installaon below 5 KW 7. Earthing lead of any lightning conductor shall not pass through any iron or steel pipe SWITCHES AND SOCKETS

1. Is there inseron of loose wires into the sockets? 2. Is there a clear space(not less than 1 metre) provided in front of every switch board? 3. Are the grounding prongs removed from 3-way plugs? 4. Are the electrical outlets overloaded with appliances? 5. ELCBs, RCCBs of 30 mA only only are used? 6. More than one cable inserted into a single plug top? 7. Are the switches properly covered ? SIGNAGES

1.Are there proper 'DANGER' signs with voltage displayed wherever required? 2. Are shock treatment chart(in local languages) displayed? 3. Are there emergency contact numbers displayed? PPEs

1. There should be 2 or more gas masks provided in a conspicuous locaon in every generang staon with capacity of 5 MW or above 2. People involved in welding or gas cung jobs must use the standard PPEs required for that job CABLES

1. Flexible cables shall not be used for portable or transportable motors, drills,welding sets etc. unless they are heavily insulated 2. Cables shall be 3C and 4C type for portable apparatus wo working rking on 1phase and 3phase suppy respecvely 3. There should be no damage in cables 4. There should be proper insulaon at joints 5. Cables should be periodically checked if they are geng over heated 6. Extensive care of joints shall be taken care in case of overhead lines

Page 1 of 2

 

Electrical checklist points LIGHTING

1. General illuminaon over those interior parts of a factory where persons are employed, shall not be less than 65 lux measure measured d in the   horizontal place at a level of 90 cms above the oor. 2. No portable electric light or any other electric appliances of voltage 24 V shall be permied within any chamber or conned space TOOLs

1. Are the electrical tools properly insulated? 2. Are the electrical tools properly maintained and stored?

Individual equipments BAT BATCHING CHING PLANT

1. Check the electrical part of the wiring is correct and rm 2. The electric box enclosed is solid ground 3. Batching plant control device must be rain,sun and dust proof  4. During harsh climac condions (storm/thunder), (storm/thunder), shut o the power, remove the connecon between the sensor and the batching control instrument to prevent controller damage 5. Power supply voltage uctuaons must be less than 5% 6. Proper earthing of the Batching Plant CONCRETE PUMP

1. Proper inspecon of the pump everyme before use 2. Proper groung of the compressor pump 3. Proper earthing of the pump must be ensured TOWER CRANE

1. Do not store unnecessary quanes of combusbles on the machine desk 2. Extensive care must be taken to prevent contact of any metal part(hoist line or boom) of crane with a high voltage power line . prevent power line contact

4. When using crane and/or equipment near energized power lines of 50 KV or more,make sure the minimum distance between the lines and any part of the crane is 10 feet plus 4 inches for each 10 KV over 50 KV SOIL COMPACTOR COMPACTOR

1. Follow manufacturer's maintainance schedules and inspect the equipment before every use WINCH MACHINE

1. Proper isolaon and lockout mechanism of each machine 2. Proper guarding of the moving part of the machine must be ensured   parts are normal and reliable

HOISTS

2. Check the rated load in the name plate of the hoist,don’t allow loading more than the rated load 3. Maintenance should be done at no load and cut o the power before maintenance WATER PUMP

1. Proper groung of the water pump must be ensured 2. Check if its gweng over heated due to connuous operaon 3. Pump should be dust sheilded 4. Pump should be in well venlated condion 5. Moisture must be prevented BAR BENDING MACHINE

1. Bar bending machine should have proper machine guarding for moving parts 2. It should have proper safety cover 3. Bar bending machine must have a rigid design

Page 2 of 2