Wiring; Pre-Wiring Warnings - Delta Modulon DPH Series User Manual

5.5

Wiring

5.5.1 Pre-wiring Warnings

NOTE:
1. Before wiring, please ensure that you have followed 5.4 Fixing the UPS
2. Before wiring, please read 5.5 Wiring thoroughly.
3. Only authorized Delta engineers or service personnel can perform installation,
4. For battery installation, please refer to 5.6 External Battery Cabinet
Before wiring or making any electrical connection, make sure that the power supplied to
The UPS adopts top wiring. Please leave adequate space on the top of the UPS to al-
low cable entry.
Check that the size, diameter, phase, polarity are correct for each cable that needs con-
necting to the UPS. Please refer to Table 5-2.
NOTE:
Table 5-2 is based on (1) default input/ output voltage: 120V, (2) default battery Q'ty:
28PCS and (3) default charge current per power module: 1.5A. For other conditions
Power Module Q'ty
Input
Modulon DPH Series
wiring, panel & cover removal, maintenance and operation. If you want to
execute any action mentioned above by yourself, the action must be under the
supervision of authorized Delta engineers or service personnel.
Connection Warnings and 5.9 Battery Module (optional).
Table 5-2, please contact service personnel for relevant values.
Capacity
Rated current at input
voltage 120V (in
the status of battery
charging)
Recommended cable
size
(L1/ L2/ L3/ N/ PE)
Maximum
cable size
(L1/ L2/ L3/ N/ PE)
DPH 15 ~ 60kVA
15kVA/ 30kVA/
15kW 30kW
1+1 2+1
46A 92A
6 AWG 1 AWG
2
(13 mm ) (42 mm
x 1 PC x 1 PC
250 kcmil (125 mm
5-6
45kVA/
45kW
3+1
138A
3/ 0 AWG
2 2
) (85 mm )
x 1 PC
2
) x 1 PC
60kVA/
60kW
4+1
184A
4/ 0 AWG
2
(107 mm )
x 1 PC