ProStar 1K - Page 35

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4.10.2.2 Connect the output wire of the parallel UPS to an output terminal block, load connect to the
output terminal block via load wire.
4.10.2.3 The parallel UPS input terminal panel and output terminal panel see below, the wires of each
parallel UPS must follow the wire requirement for single UPS.
4.10.2.4 Each parallel UPS need an independent battery bank or battery pack.
4.10.3 Parallel Operation
4.10.3.1 Normal operation need to follow operation guide for single UPS.
4.10.3.2 Turn on parallel UPS:
 Turn on UPS with power normal: After utility power connection done, press the
button for one UPS and the all the parallel UPS will go to online mode.
 Turn on UPS without utility power: Press each UPS button to make each UPS power
on, then all the parallel UPS will go to battery mode.
4.10.3.3 Parallel UPS display
Master UPS (A0)
Slave UPS (S1, S2 ......)
PE
L N
INPUT
L N
OUTPUT
UPS 1
UPS 2
UPS 3