Installation manual

Connecting the control-wire cables > Connecting the UPS units in parallel > Connect the components specific to the 2000 kVA light SSC

34020846EN/AE - Page 51

1. Installation

Connecting customer switches

For the installation to operate properly, the following must be respected:

Customer switches Q4S ext, Q3BP ext and Q5N ext must be electrically wired to behave like those of a SSC cabinet that

contains switches.

The auxiliary contact of a customer switch must be a normally open contact when the switch is open.

Wire size:

0.5 to 1.5 mm² / AWG20 to AWG16

1 - Connect XM4 to switches Q5N ext,

Q4S ext, Q3BP ext.

XM7

XM4

Q3BP ext

Q5N ext

Q4S ext

2000 light SSC cabinet