Chapter 7: Ups Connection - Delta Amplon RT Series User Manual

7.1 Pre-connection Warnings
The cables to be connected include main input, bypass input, output and battery cables. When
choosing the cables, please follow the local wiring regulations and consider environmental
conditions.
Table 7-1 shows the nominal current of the UPS with different phase configurations (three-phase
or single-phase). Table 7-2-1 & Table 7-2-2 list the recommended minimum cross-sectional areas
of the cables recommended to the user. Select the appropriate cables according to Table 7-1 and
Table 7-2-1 ~ Table 7-2-2.
Only qualified personnel can perform installation, wiring, operation and maintenance. Prior to
supplying any power to the UPS, make sure the UPS has been suitably grounded.
Table 7-1: UPS Nominal Current
Model
(Input Phase:
Bypass Phase:
Output Phase)
RT-10K3P
(3P:3P:3P)
RT-10K3P
(3P:1P:1P)
RT-15K3P
(3P:3P:3P)
Amplon RT Series
Chapter 7 : UPS Connection
Nominal Input Phase
Current (A)
Rated Input Voltage
220/380V 230/400V
Main: Main:
19.4A (3P) 18.6A (3P)
Bypass: Bypass:
18.8A (3P) 18A (3P)
Main: Main:
19.4A (3P) 18.6A (3P)
Bypass: Bypass:
56.3A (1P) 53.9A (1P)
Main: Main:
26.4A (3P) 25.2A (3P)
Bypass: Bypass:
23A (3P) 22A (3P)
Nominal Output Phase
Rated Output Voltage
240/145V 220/380V
Main:
17.8A (3P) 15.2A
Bypass: (3P)
17.15A (3P)
Main:
17.8A (3P) 45.6A
Bypass: (1P)
51.6A (1P)
Main:
24.3A (3P) 22.7A
Bypass: (3P)
21A (3P)
37
Current (A)
230/400V 240/415V
14.5A 13.9A
(3P) (3P)
43.5 41.7
(1P) (1P)
21.7A 20.8A
(3P) (3P)
Nominal
Battery
Current
(A)
58.5A
58.5A
44A