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Wiring of external batteries
If user needs to connect batteries externally, please connect the wires as follows.
The UPS in this series is designed to accommodate both positive and negative battery groups for its battery
input. For a wiring reference, consult Figure 1-16. Each battery cabinet consists of 32 individual batteries and a
3P breaker. External wiring involves connecting BATT.+ (positive), BATT.- (negative), and the battery neutral wire.
Also, an external battery cabinet is available with 7.5AH/ 9AH in rack form.
For selecting the appropriate battery wires and breaker specifications, refer to Table3-2, Table3-3, and Table3-4.
These tables provide essential information to ensure correct and safe battery wiring and breaker selection.
NO.16
+
-
NO.32
+
-
3.4.3 Wiring Between UPS and Distribution Module of PREMIUS Series (7.5kVA-20kVA) UPS
Wiring of each standard UPS and distribution module is shown in Figure3-8.
31 mode
The copper bars listed in Table2-2 should be connected through short connections with the 3P terminal bar of both
the bypass and output. When connecting the UPS and distribution wires, ensure a one-to-one correspondence
according to the wire information provided. This approach will help establish the appropriate and secure
connections between the supporting UPS and the distribution wires.
Figure1-16 Wiring between 31 mode UPS and distribution module of
NO.15
NO.14
+
+
-
-
NO.31
NO.30
+
+
-
-
Figure1-15 Wiring diagram of external batteries
PREMIUS series (7.5kVA-20kVA) UPS
NO.1
BATT. +
+
-
BATT. N
NO.17
+
-
BATT. -
PREMIUS
7.5 KVA - 20 KVA UPS USER MANUAL
UPS
CAUTION!
Ensure that
the wires are
connected
properly and
firmly, and
then install
the wiring
protection
plate to the
device (the
installation
procedure is
as follows).
19
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