Installation
Common mains feeding
If UPS with backfeed protection shall be feeded from mains 1 only please
connect L (mains 2) with L1 (mains 1) and N (mains 2) with N (mains 1)
inside customers feeding distribution. Cable bridge between input terminals
of the UPS may not be connected.
Operation
If bypass thyristor is short (short circuit) and UPS runs in double conversion
mode (online) the following steps follow:
• the backfeed relay opens and
• the message „backfeed active" is shown on the LCD panel
EN-32
Fig. 16: RM UPS 6 and 10 kVA and external isolation device (in this
example a magnetic contactor (MC)
User Handbook
CHLORIDE LINEAR Plus/RM
SU59802UM01, rev.3/ Last modified: 08/2005