Attachment 11 - UPS Scheduled Maintenance Program.pdf

UPS J-C5

UPS

Scope of Work Scheduled Maintenance Agreement The UPS Scheduled Maintenance program consists of four (4) inspections per this contract term.

The scope of work is as follows:

Quarterly (MINOR):

1. Review alarm history.

2. Record UPS display meter readings.

3. Verify proper display functions.

4. Inspect air intake filters. Note operation of fans.

5. Note UPS system percentage of total load capacity.

6. Review alarm history.

7. Inspect performance of remote communications interfaces.

8. Perform online inspection of UPS module making a comprehensive examination of internal and external operating parameters.

9. Visually inspect each unit for any signs of debris that may interfere with clearance around the unit.

10. Verify calibration of display metering by recording actual readings using a true RMS meter.

11. Record ambient room temperature.

12. Provide owner or owner’s representative with a complete inspection report.

Annual Inspection (MAJOR):

1. Verify the proper installation of the UPS system.

2. Inspect all connections, components and wiring for overheating and unusual signs of wear.

3. Repair or replace any faulty, damaged, or worn components.

4. Perform an inspection of:

All power connections for proper torque.

All systems level controls.

All system level alarms.

All inverter module alarms.

Frequency synchronization of all power inverter modules to available by-pass power.

System auto-transfer when available.

Manual transfer from UPS to normal by-pass and from normal by-pass to UPS mode.

UPS system output voltage adjustment.

1. Complete all logic adjustments, including input / output voltage and frequency parameters, battery float voltage and equalize settings in accordance with the manufacturer’s recommendations.

2. Clean or vacuum the inside of the UPS cabinet as needed.

3. Verify that proper ventilation and air conditioning exist and is operational.

4. Clean or replace air filters as needed.

5. Provide a detailed, written report noting any deficiencies and corrective actions taken or planned.

6. At initial inspection, all detected deficiencies will be listed and cost given for repairs necessary to bring this equipment up to optimal performance.

(Sealed) Batteries

Scheduled Maintenance Agreement The Battery scheduled maintenance program consists of four (4) inspections per year.

The scope of work is as follows:

Quarterly Inspection:

1. Verify proper installation of Batteries, Racks, Cabinets, Power and Control wiring.

2. Assure the battery room is clean, free of debris and well lighted.

3. Assure that all facility safety equipment is available and functional.

4. Measure and record the ambient air temperature within the battery room.

5. Visually inspect batteries for:

Cleanliness Terminal damage Physical damage to jar or cover Evidence of overheating.

6. Measure and record the battery system DC float charging voltage and the AC ripple voltage at the battery.

7. Measure the DC voltage from each polarity of the battery to ground to detect any ground faults.

8. Measure and record the battery system DC and AC float charging current.

9. Measure and record the temperature of the battery pilot unit. Sense the temperature on the side of the unit in the center or at the negative terminal of the unit.

10. Measure and record each individual unit DC float charging voltage.

11. Measure and record the resistance/impedance/conductance of each individual unit. Maintain records so that comparisons can be made over time to detect dramatic differences between individual units and the average.

12. Measure and record the System Equalization Voltage.

13. Breakdown, and clean all inter-cell connections that have indications of high resistance, corrosion, or oxidation.

14. Provide a detailed, written report noting any deficiencies and corrective actions taken or planned.

15. At initial inspection, all detected deficiencies will be listed and cost given for repairs necessary to bring this equipment up to optimal performance

Annual Inspection:

1. Repeat Semi-Annual checks.

2. Re-torque all inter-connecting hardware to the manufacturer-specified values if needed.

Battery Maintenance (Flooded Cell)

Scheduled Maintenance Agreement The flooded cell Battery, Scheduled Maintenance program, consist of four (4) inspections per year The scope of work is as follows:

Quarterly:

1. Verify proper installation of Batteries, Racks, Cabinets, Power and Control wiring.

2. Assure the battery room is clean, free of debris and well lighted.

3. Assure that all facility safety equipment is available and functional.

4. Measure and record the ambient air temperature within the battery room.

5. Visually inspect batteries for:

Cleanliness Terminal damage Physical damage to jar or cover Evidence of overheating.

6. Measure and record the battery system DC float charging voltage and the AC ripple voltage at the battery.

7. Measure the DC voltage from each polarity of the battery to ground to detect any ground faults.

8. Measure and record the battery system DC and AC float charging current.

9. Measure and record individual cells Specific Gravity and temperature for 10% of the string.

10. Measure and record each individual cell DC float charging voltage.

11. Measure and record the resistance/impedance/conductance of 10% of the cells within the string.

Maintain records so that comparisons can be made over time to detect dramatic differences between individual units and the average.

12. Measure and record the System Equalization Voltage.

13. Breakdown, and clean all inter-cell connections that have indications of high resistance, corrosion, or oxidation.

14. Clean batteries as needed with a soft, damp cloth and a mild solution of baking soda and water.

15. Inspect electrolyte levels and adjust as necessary with distilled water.

16. Provide a detailed, written report noting any deficiencies and corrective actions taken or planned.

Annual:

1. Repeat quarterly checks. Record individual cell Specific Gravity and temperature for 100% of the string.

2. Re-torque all inter-connecting hardware to the manufacturer-specified values.

Power Distribution Unit / Static Transfer Switch

Scheduled Maintenance Agreement The PDU / STS Scheduled Maintenance program consists of two (2) inspection per year.

The scope of work is as follows:

For a thorough inspection, it is recommended that the customer load be shutdown for some of these procedures.

1. Verify proper installation of PDU / STS.

2. Visually inspect all internal sub-assemblies and major components.

3. Check all mechanical connections for tightness and heat discoloration.

4. Clean all foreign material and dust from inside the PDU / STS, clean or replace air filters as needed.

5. Calibrate the equipment to meet the manufacture’s specifications.

6. Check normal operation of the system.

7. Perform any field engineering changes that are required.

8. Verify that proper ventilation and air conditioning exist and is operational.

UPS System Control Cabinet / Maintenance Bypass Cabinet

Scheduled Maintenance Agreement The Switchgear maintenance consists of one (1) inspection per contract year.

The scope of work is as follows:

• For a thorough inspection, it is necessary for the customer load to be shutdown for some of these procedures.

1. Verify the proper installation of the System Control Cabinet.

2. Inspect all connections, components and wiring for overheating and unusual signs of wear.

3. Repair or replace any faulty, damaged, or worn components.

4. Perform an inspection of:

All power connections for proper torque.

All systems level controls.

All system level alarms.

Frequency synchronization of all power inverter modules to available bypass power.

5. System auto-transfer when available.

6. Manual transfer from UPS to normal bypass and from normal bypass to UPS mode.

7. UPS system output voltage adjustment.

8. Complete all logic adjustments, including input / output voltage, frequency and current limit parameters, in accordance with manufacturer recommendations.

9. Clean or vacuum the inside of the System Control Cabinet as needed.

10. Verify that proper ventilation and air conditioning exist and is operational.

11. Clean or replace air filters as needed.

12. Provide a detailed, written report noting any deficiencies and corrective actions taken or planned.

UPS System Cabinet & maintenance Bypass Cabinet include IR SCAN PDU / RPP / RDC include IR SCAN Static Transfer Switch include IR SCAN