-124- This document, and the opinions, analysis, evaluations, or recommendations contained herein are for the sole use and benefit of the contracting parties.
There are no intended third party beneficiaries, and Jacobs Consultancy shall have no liability whatsoever to third parties for any defect, deficiency, error,
omission in any statement contained in or in any way related to this document or the services provided.
Equipment Scope
Calendar Year
2008 Frequency Comment
Pole-Top Transformer Visual 2-4 Years
Thermography 0.5-4 Years Depends on criticality
Submersible Switches Visual 3 Years
Distribution Network Protector Operations Counter Reading 1 Year
Visual 1 Year
Maintain Contacts and Arc Chutes 1-5 Years Depends on criticality
Circuit Breaker Inspection 1-5 Years Depends on criticality
Clean & Lubricate 1-5 Years Depends on criticality
Relay and Mechanism Frame Inspection 1-5 Years Depends on criticality
Enclosure Inspection 1-5 Years Depends on criticality
Enclosure Leak Test 1-5 Years Depends on criticality
Relay Calibration 1-2 Years Depends on criticality
Circuit Breaker, Vacuum, 4 - 34 kV Check Red (Closed) Indicating Lamp 5W-6M Depends on criticality
Visual 5W-6M Depends on criticality
Thermography 1-4 Years Depends on criticality
Contact Resistance (Ductor) Test 6-Years
Hi Pot Test on Vacuum Bottles 6-Years
Exercise Mechanism 3-Years
Aux Contact Block Inspection 6-Years
Cubicle / Cabinet Maintenance 6-Years
Mechanism Lubrication / Maintenance 6-Years
Inspect Vacuum Bottles 6-Years
Check Control Cabinet / Cubicle Heaters 5W-6M Depends on criticality
Circuit Breakers, Air Magnetic, 4-
12 kV Check Red (Closed) Indicating Lamp 5W-6M Depends on criticality
Visual 5W-6M Depends on criticality
Thermography 1-4 Years Depends on criticality
Contact Resistance (Ductor) Test 6-Years
Exercise Mechanism 3-Years
Aux Contact Block Inspection 6-Years
Cubicle / Cabinet Maintenance 6-Years
Mechanism Lubrication / Maintenance 6-Years
Check Control Cabinet / Cubicle Heaters 5W-6M Depends on criticality
Circuit Breaker, Oil, 4 - 13 kV Check Breaker Oil Level 5W-6M Depends on criticality
Check Red (Closed) Indicating Lamp 5W-6M Depends on criticality
Visual 5W-6M Depends on criticality
Oil Dielectric Test 1-Year
Thermography 1-4 Years Depends on criticality
Check Overflow Tank Level 5W-6M Depends on criticality
Exercise Mechanism 3-Years
Mechanism Lubrication / Maintenance 3-Years
Check Heaters 5W-6M Depends on criticality
Substation Capacitor Bank Monitor Phase/Neutral Balance Continuous SCADA
Visual 5W-6M Depends on criticality
Check Control Cabinet / Vac. Oil Switch 5W-6M Depends on criticality
Thermography 1-4 Years Depends on criticality
