UT340, UT360, UT380, and UT3100
Planning and Installation Manual
6
Table 7: DC Input/Battery Specifications, UT380 and UT3100
UT380
UT3100
Acceptable external battery cable size range - AWG
1
250 kcmil or 2 x 1/0
500 kcmil or 2 x 3/0
Nominal DC current - Amps
245
310
Nominal DC voltage
360
360
Nominal number of cells
180
180
Factory-set float charge voltage
2
410
410
Charger current limit - Amps
3
25
30
Inverter % efficiency
- 100% load
- 75% load
- 50% load
- 25% load
92
92
90
87
93
93
91
88
Notes for Table 7:
1 Based on 75
o
C copper conductors at 30
o
C ambient, intermittent duty, from NEC Table 310-16. Conductor size may vary
based on installation requirements.
2 Adjust the float charge voltage setting per the battery manufacturer’s recommendations.
3 Programmable to lower level.
Table 8: General Specifications, UT380 and UT3100
UT380
UT3100
Noise attenuation - dB
- differential mode
- common mode
1
60
120
60
120
Typical heat dissipation - kW (BTU)
- At full rated kW load, normal operation
- At full rated kW load, economy mode
- At 0.8 PF load, normal operation
- At 0.8 PF load, economy mode
3.33 (11,377)
2.47 (8445)
2.67 (9101)
1.98 (6756)
4.17 (14,221)
3.09 (10,556)
3.33 (11,377)
2.47 (8445)
Efficiency %, AC to AC
- normal operation
- economy mode
96
97
96
97
Humidity %, non-condensing maximum
95
95
Ambient UPS and battery temperature -
o
F (
o
C)
32 - 104 (0 - 40)
32 - 104 (0 - 40)
Ideal UPS and battery temperature -
o
F (
o
C)
77 (25)
77 (25)
Air flow - CFM (m
3
/hour)
706.8 (1200)
706.8 (1200)
Audible noise, typical - dBa
55
55
UPS dimensions, with conduit connection kit
H x W x D - inches (mm)
59.1 x 39.4 x 31.5
(1500 x 1000 x 800)
59.1 x 39.4 x 31.5
(1500 x 1000 x 800)
UPS total weight - lbs (kg)
2425 (1100)
2634 (1195)
Conduit connection kit weight - lbs (kg)
54 (24.49)
54 (24.49)
UPS weight with conduit connection kit -
pounds per square inch (kPa)
20.62 (142.17)
22.36 (154.17)
1 With isolation transformer and the UPS wired as a separately derived system.
