Before entering Sub-station

Environmental Conditions:

  • Ambient Temperature:

  • Output: (MWhrs x10)

  • 10 min avg. Park Wind Speed: (m/s)

Before Entering Sub-station:

  • Ensure PPE on

  • Review FLHA

  • Observe, Listen, Smell for problems

  • Check that Main entrance is clear

  • Check that Grounds are attached, on gate and fence

  • Brush Gate with back of hand for voltage

Control Room

  • Check phone for dial tone and proper operation

  • Check eyewash bottles are present and not expired

  • Inspect Fire Extinguishers are present and in working condition

  • Initial Extinguisher Tag

  • HVAC in operation and functioning correctly

Mel 1 Equipment

  • Battery backup system in operation

  • Record Voltage

  • Is Voltage within expected Range? (134-136VDC)

  • Record Amperage

  • Is Amperage within expected Range? (1-5 amps)

  • Any Alarms Present - (if so, please record)

  • What alarms are present?

  • Alarms Reset

  • Relays - Faulted (record any faults)

  • What faults are present?

  • Alarms Reset

  • Breakers - Faulted (record any faults)

  • What Faults are present?

  • Alarms Reset

  • Switches in working order

  • Protection - Faulted (record any faults)

  • What Faults are present?

  • Alarms Reset

  • Breaker Panel Trips - (record any trips)

  • What was tripped

  • Trips reset

  • Enervista annunciator panel faults

  • Record Faults

  • Faults reset

Mel 2 Equipment

  • Battery backup system in operation

  • Record Voltage

  • Is Voltage within expected Range? (134-136VDC)

  • Record Amperage

  • Is Amperage within expected Range? (1-5 amps)

  • Any Alarms Present - (if so, please record)

  • What alarms are present?

  • Alarms Reset

  • Relays - Faulted (record any faults)

  • What faults are present?

  • Alarms Reset

  • Breakers - Faulted (record any faults)

  • What Faults are present?

  • Alarms Reset

  • Switches in working order

  • Protection - Faulted (record any faults)

  • What Faults are present?

  • Alarms Reset

  • Breaker Panel Trips - (record any trips)

  • What was tripped

  • Trips reset

  • Enervista annunciator panel faults

  • Record Faults

  • Faults reset

Distribution Yard

BA1 - HV Buss

  • Conductors - no visible problems

  • No visible leaks

  • Circuit 1 - PT Oil Level - PH1 (1=low, 6=full)

  • Circuit 1 - PT Oil Level - PH2 (1=low, 6=full)

  • Circuit 1 - PT Oil Level - PH3 (1=low, 6=full)

  • Mel 1 - PT Oil Level - PH1 (1=low, 6=full)

  • Mel 1 - PT Oil Level - PH2 (1=low, 6=full)

  • Mel 1 - PT Oil Level - PH3 (1=low, 6=full)

  • Mel 1 - CT Oil Level - PH1 (1=low, 6=full)

  • Mel 1 - CT Oil Level - PH2 (1=low, 6=full)

  • Mel 1 - CT Oil Level - PH3 (1=low, 6=full)

  • Attach pictures of any issues

Circuit 1 - BA1-FA11

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Circuit 2 - BA1-FA12

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Circuit 3 - BA1-FA13

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Cap Bank 1 - SC11

  • Overhead conductors - no visible problems

  • No Fuses blown

  • No fluid leaking

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Cap Bank 2 - SC13

  • Overhead conductors - no visible problems

  • No Fuses blown

  • No fluid leaking

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

BA2 - HV Buss

  • Conductors - no visible problems

  • No visible leaks

  • PT Oil Level - PH1 (1=low, 6=full)

  • PT Oil Level - PH2 (1=low, 6=full)

  • PT Oil Level - PH3 (1=low, 6=full)

  • CT Oil Level - PH1 (1=low, 6=full)

  • CT Oil Level - PH2 (1=low, 6=full)

  • CT Oil Level - PH3 (1=low, 6=full)

  • Attach pictures of any issues

Circuit 4 - BA2-FA14

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Circuit 5 - BA2-FA15

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Circuit 6 - BA2-FA16

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Circuit 7 - BA2-FA17

  • Overhead conductors - no visible problems

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Cap Bank 3 - SC12

  • Overhead conductors - no visible problems

  • No Fuses blown

  • No fluid leaking

  • Lightning arrestors OK

  • Insulators OK

  • Switches fully in position

  • Grounds in place and secure

Transformers

T1 - Transformer

  • Overhead Conductors in good condition

  • Check Insulators / Bushings for Damage or Abnormalities

  • DVAR Unit - no damage or abnormalities

  • Oil Containment in good condition

  • Empty Rain water accumulation

  • Attach Pictures of any problems

Winding Temperatures

  • Current Temp

  • Max Temp Reached

  • Reset Max

Winding Liquid Temperatures

  • Current Temp

  • Max Temp Reached

  • Reset Max

Tap Changer Temperatures

  • Current Temp

  • Max Temp Reached

  • Reset Max

Transformer Oil

  • Oil Level -(1 low - 6 high)

  • Any Leaks Visible?

  • How bad is the leak? (1 weeping - 4 steady stream)

  • Attach Pictures of Leak

Tap Changer Oil

  • Oil Level -(1 low - 6 high)

  • Any Leaks Visible?

  • How bad is the leak? (1 weeping - 4 steady stream)

  • Attach Pictures of Leak

  • Function Test Fans - Bank 1

  • Record Fans that do not work

  • Function Test Fans - Bank 2

  • Record Fans that do not work

  • Is Desiccant Breather saturated?

  • Take Picture of Breather for record

T2 - Transformer

  • Overhead Conductors in good condition

  • Check Insulators / Bushings for Damage or Abnormalities

  • DVAR Unit - no damage or abnormalities

  • Oil Containment in good condition

  • Empty Rain water accumulation

  • Attach Pictures of any problems

Winding Temperatures

  • Current Temp

  • Max Temp Reached

  • Reset Max

Winding Liquid Temperatures

  • Current Temp

  • Max Temp Reached

  • Reset Max

Tap Changer Temperatures

  • Current Temp

  • Max Temp Reached

  • Reset Max

Transformer Oil

  • Oil Level -(1 low - 6 high)

  • Any Leaks Visible?

  • How bad is the leak? (1 weeping - 4 steady stream)

  • Attach Pictures of Leak

Tap Changer Oil

  • Oil Level -(1 low - 6 high)

  • Any Leaks Visible?

  • How bad is the leak? (1 weeping - 4 steady stream)

  • Attach Pictures of Leak

  • Function Test Fans - Bank 1

  • Record Fans that do not work

  • Function Test Fans - Bank 2

  • Record Fans that do not work

  • Is Desiccant Breather saturated?

  • Take Picture of Breather for record

Switch Yard

B4V Side

  • Observe, listen, Smell for Problems

  • What is the Problem?

  • Attach Pictures of the problem

  • All Lightning Arrestors

  • What is the Problem?

  • Attach Pictures of the problem

  • All Overhead Conductors

  • What is the Problem?

  • Attach Pictures of the problem

  • All Insulators

  • What is the Problem?

  • Attach Pictures of the problem

  • Switches - Fully in position and good condition

  • What is the Problem?

  • Attach Pictures of the problem

Phase 1

  • PT Oil level (1 low - 6 high)

  • CB Gas Pressure

Phase 2

  • PT Oil level (1 low - 6 high)

  • CB Gas Pressure

Phase 3

  • PT Oil level (1 low - 6 high)

  • CB Gas Pressure

  • Overhead Conductors

  • What is the Problem?

  • Attach Pictures of the problem

  • Overhead Conductors

  • What is the Problem?

  • Attach Pictures of the problem

B5V Side

  • Observe, listen, Smell for Problems

  • What is the Problem?

  • Attach Pictures of the problem

  • All Lightning Arrestors

  • What is the Problem?

  • Attach Pictures of the problem

  • All Overhead Conductors

  • What is the Problem?

  • Attach Pictures of the problem

  • All Insulators

  • What is the Problem?

  • Attach Pictures of the problem

  • Switches - Fully in position and good condition

  • What is the Problem?

  • Attach Pictures of the problem

Phase 1

  • PT Oil level (1 low - 6 high)

  • CB Gas Pressure

Phase 2

  • PT Oil level (1 low - 6 high)

  • CB Gas Pressure

Phase 3

  • PT Oil level (1 low - 6 high)

  • CB Gas Pressure

  • Overhead Conductors

  • What is the Problem?

  • Attach Pictures of the problem

  • Overhead Conductors

  • What is the Problem?

  • Attach Pictures of the problem

Close out

  • Record inspection in Sub-station Log

  • Ensure door and Gate locked

  • I have completed this inspection and certify that the information contained is accurate.

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