Specifications

Always On UPS Systems

7. OPERATION INSTRUCTIONS

WARNING: The UPS System must be in Maintenance Bypass Mode.

7.1. From UPS to Bypass Operation

a. Place the UPS into Maintenance Bypass mode (See UPS Operators Manual or

instructions on the front cover of the UPS System).

b. Turn the Rotary Switch to the Test Position.

Note: Power is still present at the UPS terminals at the Test Position.

c. Shutdown the UPS. (Follow the UPS Shutdown Instructions on the front cover of the

UPS System).

d. Turn the Rotary Switch to the Bypass Position.

Note: This isolates the Power Supply to the UPS.

7.2. From Bypass to UPS Operation

a. Turn the Rotary Switch to the Test Position.

Note: This supplies power to the UPS terminals.

b. Put the UPS in Maintenance Bypass mode (Follow the Maintenance Bypass Instructions

on the front cover of the UPS System).

c. Turn the Rotary Switch to the UPS Position.

d. Turn the UPS to Normal Operating Mode (See the UPS Operators Manual or

instructions on the front cover of the UPS System).