Chapter 7 : Connection And Wiring; Ups Connection And Wiring Warnings; External Battery Pack Connection - Delta RT Series User Manual

Chapter 7 : Connection and Wiring

7.1

UPS Connection and Wiring Warnings

When connecting the UPS to the mains and the loads, it is highly recommended that you install
the protective devices. Please refer to the table below.
UPS102R1RT0B0B5
UPS202R1RT0B0B5
UPS302R1RT0B0B5
The protective devices must be approved components that meet safety certifications.
The power supplying to the UPS must be single-phase in accordance with the unit's rating label,
and the UPS must be properly grounded.
7.2

External Battery Pack Connection

To increase the battery backup time, you can connect several external battery packs to the UPS.
Please follow the steps below (Figure 7-1) and information in 5.6 External Battery Connector to
complete the connection.
Insert the battery cable into the external battery connector  and firmly fix the battery cable.
Connect the other end to the external battery connector on the Delta external battery pack. Make
sure that the positive cable (+) connects to the positive pole (+) and the negative cable (-)
connects to the negative pole (-).
Model
(Figure 7-1: External Battery Pack Connection)
Maximum current of branch breaker
15A
20A
30A
29