1 of 24 GPA 13.8 kv Crane Power Annual PM, Sav 7-9 Crane number _____________ Contractor Job # Inspection date: ____________ GPA Work Order # Inspected by: _________________________ Trolley Hour Meter Reading _____________ Gantry Hour Meter Reading Crane Hour Meter Reading _____________ Hoist Hour Meter Reading SAFETY PRECAUTIONS: PRIOR TO SERVICING EQUIPMENT ALL ELECTRICAL AND MECHANICAL ENERGY SOURCES SHALL BE ISOLATED, DE-ENERGIZED, LOCKED OUT, AND TAGGED OUT. EQUIPMENT MAY BE POWERED FROM MULTIPLE SOURCES. PERSONAL PROTECTIVE EQUIPMENT IS REQUIRED TO PERFORM THIS (PM) PREVENTIVE MAINTENANCE PER NFPA 70E GUIDELINES. Tools required: 40 Kcal/cm2 flash suit 20 kv rated gloves Tic (voltage) tracer rated above 15kv Hand Tools 15 kv megger Ductor 10 amp Hi-Pot Secondary injection kit(RMS 9) Blower Shop vacuum Extension cords Generator Cleaning supplies 5kv battery powerd megger TTR Ladder Medium voltage PM Lock Out, Tag Out: All of the items below to be performed prior to starting any of the steps in this PM Ensure Crane is parked in agreement with GPA Crane Operations 912/964-7863 Ensure no persons are on the Crane to be de-energized Set crane stow pins (if possible) Connect 480 volt shore power when available Ensure Proper GPA personnel are notified that you are De-Energizing the circuit(crane)
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GPA 13.8 kv Crane Power Annual PM, Sav 7-9
Crane number _____________ Contractor Job #
Inspection date: ____________ GPA Work Order #
Inspected by: _________________________
Trolley Hour Meter Reading _____________ Gantry Hour Meter Reading
Crane Hour Meter Reading _____________ Hoist Hour Meter Reading
SAFETY PRECAUTIONS: PRIOR TO SERVICING EQUIPMENT ALL ELECTRICAL AND
MECHANICAL ENERGY SOURCES SHALL BE ISOLATED, DE-ENERGIZED, LOCKED OUT, AND
TAGGED OUT. EQUIPMENT MAY BE POWERED FROM MULTIPLE SOURCES. PERSONAL
PROTECTIVE EQUIPMENT IS REQUIRED TO PERFORM THIS (PM) PREVENTIVE
Switch Test Information Ductor Test, All Values in Microhms
Contact/Hinge A B C
Lineside Fuse Clip A B C
Loadside Fuse Clip A B C
Fuses A B C
Comments/Discrepancies:
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Transformer Inspection Task List:
Obtain the locks to the transformer from the Switchgear cabinet.
Verify that the Crane is De-Energized.
Unlock the padlocks on the transformer compartment.
Lubricate the padlocks.
Remove the transformer compartment doors, and necessary covers
Check the transformer compartment for power following NFPA 70E guidelines
Ground Out the Transformer following NFPA 70E guidelines
Record the "Transformer Nameplate Information" on the test sheet.
Blow transformer off with low pressure compressed air or blower.
Clean transformer coils with vacuum and soft brush and rags. Do Not use any liquid cleaner.
Clean and inspect the insulators, phase barriers, stress cones, and cabling.
Vacuum the transformer compartment.
Inspect the Transformer per the manufacturer’s recommendations, and NETA guidelines.
Record the findings on the test sheet.
Test the transformer per the manufacturer’s recommendations, and NETA guidelines. Record
the measurements on the test sheet.
To meg the transformer, remove the XO connection and turn off the MV switch and LV
breakers. Reconnect when complete.
Remove grounds from switch compartment per NFPA 70E guidelines
Install Transformer compartment doors and covers
Install Transformer compartment lock(s)
Close the MV switch, verify that the contacts have proper penetration, and close LV breakers
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Dry Type Transformer Inspection/Test Sheet Transformer Nameplate Information Manufacturer __________, Serial #:
Voltage Rating: Current Rating __________ kVA:
Voltage: Primary Secondary Tap
Connection: Primary Secondary Impedance
HV Connections: LV Connections: Tap Connections:
Bus insulator supports: Door Filters: Forced Air Cooling:
Grounding: As Found Condition: As Left Condition:
Transformer Test Information TTR Measured Ratio
Voltage Tap H1/H2 H2/H3 H1/H3 Calculated ratio
Megger Test:
Primary to Ground at 5000 Volts: Megohms, open MV switch
Primary to Secondary at 1000 Volts: Megohms
Secondary to Ground at 1000 Volts: Megohms, Open CB1, and remove XO.
Transformer Ground Resistor: Test resistance through resistor to crane ground. Ohms
Comments/Discrepancies:
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Low voltage circuit breaker Inspection Task List:
Turn Off Medium voltage Switch on the crane following NFPA 70E guidelines
Lock Out Medium voltage Switch following NFPA 70E guidelines
Check the breaker compartment for power following NFPA 70E guidelines
Open the breaker compartment doors and necessary covers.
Ground out the Low Voltage bus on the line and load side of the breaker(s) to be
tested following NFPA 70E guidelines
Record the "Breaker Nameplate Information" on the test sheet.
Record the "Breaker Setting Information" on the test sheet.
Clean the breaker(s) components, and compartment.
Inspect the breaker(s) per the manufacturer’s recommendations, and NETA
guidelines. Record the findings on the test sheet.
Test the breaker(s) per the manufacturer’s recommendations, and NETA guidelines.
Record the measurements on the test sheet.
Ensure the breaker settings are returned to the proper settings. Double check the
settings by reading the settings with the test tool
Open the downstream breakers to the main breaker being tested.
Remove the filter fuses in the circuit directly downstream of the breaker being tested.
Open the breaker being tested.
Meg the cabling on the load side of the breaker(s) at 1000V. Record the
measurements on the test sheet.
Close the breakers, and reinstall the fuses
Remove grounds from breaker compartment per NFPA 70E guidelines
Install breaker compartment doors and covers
Remove the lock out from the Medium Voltage Switch compartment per NFPA 70E
guidelines
Turn On Medium voltage Switch on the crane following NFPA 70E guidelines
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Georgia Ports Low Voltage Circuit Breaker Electrical Test Report Breakers; CB1, CB2, MCB, HGCB, TBCB, and AFCB to be tested. Breaker Nameplate Information Breaker ID CB1 , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information Pick up Delay
Frame Size Long Delay
CT Rating Short Delay
CT Tap Ground Fault
Plug Rating Instantaneous
Test Setting Test Current Curve/Sec A Phase B Phase C Phase
Long Delay
Short Delay
Gnd. Fault
Instantaneous
Ductor Test (all values in μΩ) A B C
Cable insulation Integrity from load side to MCB. Open both breakers. Megohms at 1000 VDC
AG ______ BG______ CG______
AB______ AC_______ BC______
Connections
Comments/Discrepancies:
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Breaker Nameplate Information Breaker ID CB2 , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information Pick up Delay
Frame Size Long Delay
CT Rating Short Delay
CT Tap Ground Fault
Plug Rating Instantaneous
Test Setting Test Current Curve/Sec A Phase B Phase C Phase
Long Delay
Short Delay
Gnd. Fault
Instantaneous
Ductor Test (all values in μΩ) A B C
Cable insulation Integrity from load side to MCB. Open both breakers. Megohms at 1000 VDC
AG ______ BG______ CG______
AB______ AC_______ BC______
Connections
Comments/Discrepancies:
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Breaker Nameplate Information Breaker ID MCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information Pick up Delay
Frame Size Long Delay
CT Rating Short Delay
CT Tap Ground Fault
Plug Rating Instantaneous
Ductor Test (all values in μΩ) A B C
Cable insulation Integrity from load side to HGCB, TBCB, AFCB. Open breakers. Megohms at 1k VDC
AG ______ BG______ CG______ AB______ AC_______ BC______
Connections
Comments/Discrepancies:
Breaker Nameplate Information Breaker ID HGCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information Pick up Delay
Frame Size Long Delay
CT Rating Short Delay
CT Tap Ground Fault
Plug Rating Instantaneous
Ductor Test (all values in μΩ) A B C
Cable insulation Integrity from load side to HCB. Open all breakers. Megohms at 1000 VDC
AG ______ BG______ CG______ AB______ AC_______ BC______
Connections
Comments/Discrepancies:
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Breaker Nameplate Information Breaker ID TBCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information Pick up Delay
Frame Size Long Delay
CT Rating Short Delay
CT Tap Ground Fault
Plug Rating Instantaneous
Ductor Test (all values in μΩ) A B C
Cable insulation Integrity from load side to TCB. Open breakers. Megohms at 1k VDC
AG ______ BG______ CG______ AB______ AC_______ BC______
Connections
Comments/Discrepancies:
Breaker Nameplate Information Breaker ID AFCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information Pick up Delay
Frame Size Long Delay
CT Rating Short Delay
CT Tap Ground Fault
Plug Rating Instantaneous
Ductor Test (all values in μΩ) A B C
Cable insulation Integrity from load side to AuxCB. Open all breakers. Megohms at 1000 VDC
AG ______ BG______ CG______ AB______ AC_______ BC______
Connections
Comments/Discrepancies:
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Breaker Nameplate Information Breaker ID HCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information
Frame Size Plug Rating Connections
Ductor Test (all values in μΩ) A B C
Comments/Discrepancies:
Breaker Nameplate Information Breaker ID TCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information
Frame Size Plug Rating Connections
Ductor Test (all values in μΩ) A B C
Comments/Discrepancies:
Breaker Nameplate Information Breaker ID AUXCB , Crane # Circuit ID:
Manufacturer __________, Breaker Type: , Serial #:
Trip Unit type Series Static TherMag IC
Breaker Setting Information
Frame Size Plug Rating Connections
Ductor Test (all values in μΩ) A B C
Comments/Discrepancies:
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Slip Ring Inspection Task List:
Obtain the locks to the Slip Ring Cabinet from the Switchgear cabinet
Verify that the Crane is De-Energized
Unlock the padlocks on the Slip ring compartment
Lubricate the padlocks
Remove Slip Ring compartment doors
Check the slip ring compartment for power following NFPA 70E guidelines
Ground Out the slip rings following NFPA 70E guidelines
Clean slip rings, brushes, and compartment with Non-Flammable Di-Electric solvent
Inspect the Following per NETA Guidelines noting any deficiencies on the Test Sheet
Cable Penetration Cable center packing Cable Reel fasteners Fire Extinguishers
Test the resistance between the slip rings and brushes with a Micro-ohmmeter note
readings below. Results in microhms L1 L2 L3 Neutral Ground
Remove grounds from slip ring compartment per NFPA 70E guidelines
Install Slip Ring compartment doors
Install Slip Ring compartment locks
Torque Cable Reel bolts and nuts to manufacturers specifications, replace any defective
parts.
Inspect and verify spool cable entry gap is correct.
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Inspect Slip Ring area for any additional deficiencies
Change the oil in the slip ring gearbox following manufacturer’s specified oil (EP-220).
Inspect cable guide rollers.
Inspect the cable dock level diverter.
Inspect Ground shoes and note any deficiencies.
Upriver Land side Downriver Land side Upriver River side Downriver River side
Ensure Crane is parked in agreement with GPA Crane Operations
Set crane stow pins (if possible)
Identify the Circuit Breaker(s) that feed the Spreader Slip Ring
Turn Off the Circuit Breaker(s) following NFPA 70E guidelines
Lock Out the Circuit Breaker(s) following NFPA 70E guidelines
Remove Spreader Slip Ring cover
Verify that the Spreader Slip Ring is De-Energized
Clean slip rings, brushes, and compartment with LP air(canned preferably) and dry rags
where possible (DO NOT USE SOLVENTS OF ANYKIND)
Inspect the Following per NETA Guidelines noting any deficiencies on the Test Sheet
Check Spreader Slip Ring Motor Connections Ensure Spreader Slip Ring Gearbox oil is at correct level Ensure all associated mechanical and electrical fasteners on Spreader Slip Ring
are in place and in functional condition Check Spreader Slip Ring collector housing condition Check condition of all rubber seals Check Spreader Slip Ring wire condition and wire connections Check for water intrusion in slip ring compartment & motor connections Check condition of kit plug Ensure Brake Lens cover is secure Check Encoder connections Check all fasteners on Motor, Pre-Reducer and Gearbox
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Once cleaning is complete, test the resistance between the slip rings and brushes with a