Liebert Nfinity 208 V / 240 V 60Hz - Manual (Page 41)

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General & Environmental Units 4 8 12 16
kVA 4 8 12 16 Unit Rating
kW 2.8 5.6 8.4 11.2
Conducted and Radiated EMC Levels FCC Part 15, Class A
Compliant Safety Standards UL 1778; c-UL
Compliant Immunity Standards IEEE C62.41, Category B
Mechanical Units 8 Bay 12 Bay
Width 20 (508.0) 20 (508.0)
Depth 28 (711.2) 28 (711.2)
Dimensions:
Height
In (mm)
40 (1016.0) 53 (1346.2)
Environmental Units
Operating Temperature (max) F (C) 32° - 104° (0° - 40°)
Relative Humidity 0-95% non-condensing
Maximum operating altitude Ft. (M) 10,000 (3000)
Nominal heat dissipation BTU/Hr 1062 2124 3186 4248
Acoustic noise level dBA <62 @ 1 meter
Input Data Units
Nominal input voltage VAC 170 to 276
Power factor Cos Ø >.98
Input frequency (nominal) Hz 60
Input frequency range Hz 40-70
Battery Module Units
Number of lead acid batteries 10
Number of battery cells 60
Battery capacity A/hr 9
Autonomy time (full load) mins
6
(With an equal number of Battery & Power Modules,
in a non-redundant configuration)
Maximum charge current (full load) A 3
Nominal Voltage VDC 120
Recharge Time Hrs 3-5 (to 90% capacity)
Output Data Units
Output voltage VAC 208/120 or 240/120
Voltage regulation % ±3
Voltage stability (100% step load) % ±7
Recovery time msec 96
<3 THD, linear load
Voltage distortion: %
<7 THD, non-linear load
Output frequency Hz 60
Efficiency at 100% load % 89
110-125% for 10 min
126-150% for 10 sec Output overload capability %
>151 – 200% for 2 cycles
Specifications