Operation
101
Liebert
®
APM
™
7. Ensure that the Liebert FlexPower assembly ready switches are latched (in Down position).
8. Close the external output circuit breaker.
9. Press the INVERTER ON button for 2 seconds. The inverter indicator flashes while the inverter
is starting. After the inverter is ready, the UPS transfers from bypass to inverter, the bypass
indicator turns Off, and the inverter indicator turns On. The UPS is in Normal Mode. The mimic
LEDs will appear as shown below.
10. Close the battery breaker.
10.2.2 Startup in ECO Mode
ECO Mode is available only on a single-module Liebert APM.
1. Verify that input power is available.
2. Select ECO Mode on the Control Panel.
3. Verify that the Bypass indicator remains green to indicate that the load is supplied by the bypass
input. The UPS is now operating in ECO Mode.
Table 28
Mimic indicators after initialization
LED
Status
Rectifier Indicator
Green
Battery Indicator
Red
Bypass Indicator
Green
Inverter Indicator
Off
Load Indicator
Green
Status Indicator
Amber
Table 29
Mimic indicators for normal mode operation with battery breaker open
LED
Status
Rectifier Indicator
Green
Battery Indicator
Red
Bypass Indicator
Off
Inverter Indicator
Green
Load Indicator
Green
Status Indicator
Amber
Table 30
Mimic indicators for normal mode operation with battery breaker closed
LED
Status
Rectifier Indicator
Green
Battery Indicator
Off
Bypass Indicator
Off
Inverter Indicator
Green
Load Indicator
Green
Status Indicator
Green