Liebert PS250-50S, PS400-50S, PS600-50S user manual Installation Instructions

1. ON/OFF Button

2. Battery Light (400/600 Only)

3. Check Light (400/600 Only)

4. AC Light

5. Battery Test Button (400/600 Only)

6. Option Switches

7. Output Receptacles

8.Power Cord Input

9.Circuit Breaker

10.Communications Port

ATTENTION: Please refer to these drawings when reading this manual. This manual references the various parts of your UPS by number.

INSTALLATION INSTRUCTIONS

1.Unpack unit and check contents. There should be one UPS, two CEE-22 output cables, and one User's Manual. Check items for damage. If any appear faulty or damaged, contact your dealer immediately. Store packaging in a safe place for possible future shipment of UPS.

2.Place UPS on a sturdy, dry surface in a well-ventilated area away from direct heat sources. Leave at least 100 mm clearance all around UPS for adequate ventilation.

3.Shut down load equipment, turn OFF

mains supply, and unplug load equipment's power input cable (A) from AC supply socket.

4. Unplug power input cable (A) from load equipment input socket (D) and plug it into UPS input socket (C). Re- plug the power input cable (A) into AC supply socket. Turn ON both the mains supply and the UPS. Turning ON the UPS charges the batteries. Charge batteries for at least 8 hours before connecting load equipment.

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