Section-1
04-3004_S1_OPM_ABB_POWERSCALE_10-50kVA_EN_150113.doc
Page 17/20 ABB
Printed in Switzerland
– Modifications reserved
1.5.1.2
Single Input Feed
To achieve correct Input Cabling see Drawing
For single input feed connect the mains input cable to UPS Terminal Block according to the following table:
MAINS INPUT CABLE
UPS TERMINAL
Phase L1
1L1
Phase L2
1L2
Phase L3
1L3
NEUTRAL
1N
EARTH
PE
Cabinets A&B
Cabinet C
For single input feed it is possible to use both
terminals (mains or bypass)
For minimum recommended Input Cable Sections and Fuse Ratings
Under the connection terminal of the UPS there is a cable-fixing rail to ensure that the cables have been fastened
properly.
1.5.1.3
Dual Input Feed
To achieve correct input cabling see Terminal Block in
NOTE: The UPS is supplied (as standard version) with facilities for a single cable feed (for rectifier and bypass).
Procedure to convert from Single to Dual Input Feed for Cabinet C
Simply unscrew and remove the Terminal Bridges between 1L1-2L1, 1L2-2L2, 1L3-2L3, as shown in the picture
below.
UPS TERMINAL
Rectifier
UPS TERMINAL
Bypass
1L1
2L1
1L2
2L2
1L3
2L3
1N
2N
PE