UPS
Installation Plan and Unpacking
CAUTION
To
reduce
the risk of fire,
connect
only to a circuit provided with
maximum input
circuit
breaker current
ratings from Table 3-7 in
accordance
with local
regulations.
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. The
recommended
line-to-line load
unbalance
is 50% or
less with reference to
full load.
Readily
accessible disconnect devices
(Bypass and
output overcurrent protection
and
bypass
and
output
disconnect switches)
are to be
supplied
by the
customer
.
Table 3-8 lists the
Recommended Bypass Circuit
Breaker, Output
Circuit Breaker and
Bypass
Fuse R
atings.
T
able
3-8. Recommended Bypass
Circuit Breaker, Output Circuit Breaker and
Bypass Fuse
Ratings
Circuit Breaker Rating
Fuse Parameters
UPS Model Load Derating 400V Current/Min
I2T/Max
9
3E MK2-10I-9Ah-MBS
9
3E MK2-15I-9Ah-MBS
9
3E MK2-20I-9Ah-MBS
9
3E MK2-30I-9Ah-MBS
9
3E MK2-40I-9Ah-MBS
80%
Derating
18A
100%
Rating
14A
80% Derating 27A
100%
Rating
22A
80%
Derating
36A
100%
Rating
29A
80%
Derating
54A
100%
Rating
43A
80%
Derating
72A
100%
Rating
58A
20A 10200A
2
Sec
32A 10200A
2
Sec
40A 10200A
2
Sec
63A 10200A
2
Sec
80A 20,400 A
2
Sec
If internal battery option used, UPS default with DC disconnect device by factory default
If external battery option used,
External DC input
overcurrent protection
and
disconnect switch
for the
remote
battery
location is to
be
provided by the user. Table 3-9 lists the
maximum
rating for
continuous-duty
rated circuit
breakers satisfying
the
criteria for
both.
T
able
3-9. Recommended
DC
input circuit breaker
rating
Circuit Breaker Rating
UPS Model Load Derating Bat rated voltage（DC432V）
93
E MK2-10I-9Ah-MBS
93
E MK2-15I-9Ah-MBS
93
E MK2-20I-9Ah-MBS
93
E MK2-30I-9Ah-MBS
93
E MK2-40I-9Ah-MBS
80%
Derating
100%
Rating
23A
80%
Derating
100%
Rating
34A
80%
Derating
100%
Rating
46A
80%
Derating
100%
Rating
69A
80%
Derating
100%
Rating
92A
Eaton 93E MK2 UPS (10-40kVA, 380/400/415V) Installation and Operation
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