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See the following table for power cable terminations.
Table 3-8: UPS Power Cable Terminations
Terminal
Function
Terminal Function
Bolt Specications
Tighteningtorque
(unit: Nm)
300 kW 600/1200 kW 300 kW 600/1200 kW
AC input to
UPS rectier
MAINS
INPUT
L1,L2,L3,N M10 M12 42 76
AC input to
bypass
BYPASS
INPUT
L1,L2,L3,N M10 M12 42 76
UPS output OUTPUT L1,L2,L3,N M10 M12 42 76
DC input from
external battery
to UPS
BAT
Battery+
Battery–
M10 M12 42 76
Protective earth PE PE M10 M12 42 76
NOTE
External overcurrent protection is not provided by this product, but is required by codes.
Refer to
Table 3-5
for wiring requirements. If an output lockable disconnect is required, it
is to be supplied by the user.
CAUTION
To reduce the risk of re, connect only to a circuit provided with maximum input
circuit breaker current ratings from
Table 3-6
in accordance with the national and local
installation rules.
The line-to-line unbalanced output capability of the UPS is limited only by the full load per phase
current values for AC output to critical load shown in
Table 3-6
. The recommended line-to-line
load unbalance is 50% or less.
Source Protection for the AC Input to Bypass should suit the characteristics of the load and take
account of eects such as Inrush or Starting Current. Bypass and output overcurrent protection
and bypass and output disconnect switches are to be provided by the user.
For UPS wiring diagrams, see Section
2.1
Looking inside the UPS system.
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