socomec Masterys BC - COMMON MAINS BACKFEED WIRING; INTERNAL BACKFEED PROTECTION

18
MASTERYS BC 100-120 kVA - Ref.: IOMMASBCXX07-EN 05
2.6.5-5 2.6.5-6
2.6.5-7
2. UNPACKING AND INSTALLATION OF THE UNIT
F
ACS
B.K.
B.K.
XB1
XB7
F1
NA1
COM1
XB8
NA2
B.K.
BYPASS
XB4
BYPASS INPUT
NFN FN
VS2
Common Mains
Common Mains
protection
protection
• Common Mains
F
ACS B.K. B.K.
XB1
B.K.
XB7
F1
VS1
NA1
COM1
XB8
NA2
COM2
XB9
F
N
230 V
BYPASS
B.K.
INPUT
XB4
XB2 XB3
BYPASS INPUT
XB5 XB6
N
F2
VS2
Key
A Distribution panel
B Trip coil
X10 Mains terminal board
X40 Aux Mains terminal board
COMMON MAINS Mains switch
XB5 Aux Mains BKF connector
XB6 Mains BKF connector
Activating UPS protection on the mimic panel: access the
MAIN MENU > SETTINGS > UPS SETTINGS > BACKFEED
and set the parameter Backfeed Type to Common Mains.
A UPS
X40
BKF
COMMON MAINS
B
X10
L1
L2
L3
N
L1
L2
L3
N
L1
L2
L3
N
XB6
XB5
2.6.6. INTERNAL BACKFEED PROTECTION
If the UPS has internal backfeed protection:
• there is no need for external backfeed protection;
• connect the UPS as indicated in paragraph 4.4;
• the switches should be set as shown in figure 2.6.6-1.
Q1 Q4 Q5 Q3
2.6.6-1