2 Overview
Three-Phase UPS (10kVA-160kVA) Series
User Manual
28
UPS
L1
L2
L1/1
L2/3
T1/2
T2/4
L3
L3/5
T3/6
C
oil
N
U
V
W
N
A1
A2
Feedback protection device
Figure2-24
Installation diagram
If the feedback protection device is not equipped, please add warning labels on all main power
isolation devices which far away from the UPS to warn the maintenance personnel. Warning labels
should contain the following text or equivalent words: This circuit supplies power for the UPS, please
disconnect the UPS before constructing the circuit.
2.7.2 Wiring Cabinet
This series UPS is wiring from downside, if user needs to connect wires from upside, you can choose
a wiring cabinet. The wiring cabinet can be installed at the right or left of the UPS. For specific
selection, please consult our company.
Only Three-Phase (40kVA-160kVA) series UPS can be equipped with wiring cabinet optionally.
2.7.3 Energy Feedback Absorbing Cabinet
The energy feedback absorbing cabinet is used to absorb the backward energy of electrical machinery.
It is a single cabinet, and can be installed at the right or left of the UPS. One energy backwards
absorbing cabinet can equip 2 independent absorber. For specific selection, please consult our
company.
Only Three-Phase (40kVA-160kVA) series UPS can be equipped with energy feedback absorbing
cabinet optionally.