AC Contactor: 208-240 V, 63 A
(PowerValue 11 T G2 6 kVA B/B2/S)
208-240 V, 80 A
(PowerValue 11 T G2 10 kVA B/B2/S)
Line
input
Neutral
Input main breaker
AC contactor
Mains
input
Coil remote
switch
15
DANGER
RISK OF BACKFEED VOLTAGE. ISOLATE
THE UPS BY INSTALLING AN EXTERNAL
ISOLATING DEVICE BETWEEN THE MAINS
INPUT AND THE UPS.
BEFORE WORKING ON THIS CIRCUIT,
CHECK FOR HAZARDOUS VOLTAGE.
ABB recommends that an external isolating
device is installed between the mains input and
UPS as shown in Figure 12 to protect against
backfeed currents.
—
13 Circuit breaker
—
14 External back-
feed isolation
3.4.1 Commissioning
The commissioning of the UPS includes the
connection of the UPS and batteries, the verification
of the electrical installation and operating
environment of the UPS, the controlled start-up
and testing of the UPS, and customer training.
WARNING
DO NOT OPERATE IN CASE OF PRESENCE
OF WATER OR MOISTURE.
DANGER
WHEN OPENING OR REMOVING THE UPS
COVERS YOU ARE EXPOSED TO
DANGEROUS VOLTAGES.
3.4.2 Recommended cable sections and fuse
ratings
When selecting the cable cross-sections and the
protective devices, follow the recommendations
in the technical specifications document or follow
local standards.
DANGER
TO REDUCE THE RISK OF FIRE, THE UNIT
SHOULD ONLY CONNECT TO A CIRCUIT
PROVIDED WITH BRANCH CIRCUIT
OVERCURRENT PROTECTION FOR:
•
•
—
Table 5: Recommended cable cross sections
Model 6 kVA (B/B2/S) 10 kVA (B/B2/S)
Protective
earthing conductor
(min. cross section)
Input L, N, G
(min conductor
cross section)
Input fuse
Output L, N,
(min. conductor
cross section)
—
3.4 Electrical installation
—
13
—
14
3 INSTALL ATION
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