Newave_OPM_PV11_PV31 _GB_250805.doc Operation
Page 30
UPS
4.4.3 "MAINTENANCE BYPASS" - Mode
The Maintenance Bypass Mode is performed by means of the MANUAL BYPASS SWITCH on the rear
for cabinet A
and front for cabinet B/C of the UPS:
POSITION OF
SWITCH
EFFECT
ON
Bypass-Switch Closed (Load supplied directly from mains)
LCD-indication: “MANUAL BYP IS CLOSED” LED Indicators will indicate
as shown in table below.
OFF
Bypass-Switch Open – Normal operating condition
(Load supplied by inverter)
LCD-indication “MANUAL BYP IS OPEN”
LED Indicators will indicate as shown in table below.
LED Indicator
ON
OFF
LINE 1
Green
Green
LINE 2
Green
Green
BYPASS Green
Green
INVERTER RED
OFF
BATTERY Green
Green
Before transferring the load to Maintenance Bypass switch always make sure all the UPS-
modules are in the "Bypass-Mode” or “ECO-Mode”.
IF THE UPS IS OPERATING IN THE MAINTENANCE BYPASS MODE THROUGH THE
BYPASS SWITCH THE LOAD WILL NOT BE PROTECTED IN THE EVENT OF A MAINS
FAILURE. IT IS THEREFORE STRONGLY RECOMMENDED TO SWITCH OVER TO THE ON-
LINE MODE (INV. ON) OR BYPASS MODE (OFF-LINE MODE) AS SOON AS POSSIBLE.
MAINS
LOAD
MAINTENANCE
BYPASS
!
!