socomec Masterys Green Power - Operation with Manual Maintenance Bypass

ENGLISH
IOMMASGPXX01-GB_01 25
10-40 kVA
4.3 OPERATION WITH MANUAL MAINTENANCE BYPASS.
If the maintenance bypass is activated using the appropriate procedure, the load is powered directly from the
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This operating mode can be selected for maintenance to be carried out on the system so that the necessary actions
can be performed by service personnel without having to disconnect the power supply to the load.
4.4 OPERATION WITH EXTERNAL MANUAL BYPASS.
The external maintenance bypass may be placed on the general distribution panel when the UPS is installed, or by
installing the bypass panel that is supplied on request. By-pass panel connection diagram.
If the UPS has an input for the auxiliary power supply, the Q2 switch must be connected to this input and the main
power supply input must be disconnected on the control panel.
If the maintenance bypass is activated with the appropriate procedure, the load is powered directly from the main-
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This operating mode can be selected for maintenance to be carried out on the system so that the necessary actions
can be performed by service personnel without having to disconnect the power supply to the load.
Q1 Bypass switch.
Q2 Mains power switch.
Q3 Output switch.
4.4-2
Mains
L3
L2
L1
L3
L2
L1
Lo
N
N
Load
IN
UPS
N
Lo
N
OUT
3-phase input/1-phase output for UPS 3/1.
Bypass panel connection diagram.
4.4-1
Mains
L3
L2
L1
L3
L2
L1
L1
N
N
Load
IN
UPS
N
L1
L2 L2
L3 L3
N
OUT
3-phase input/3-phase output for UPS 3/3.
Q1
Q2
Q3
Q1
Q2
Q3