GLASS-FRONT 4597290 - Caterpillar

Table 1
General characteristics of the 60 Hz Battery UPS    
Power in kVA    150    180    225    
Normal AC input    
Number of conductors     Three phase or three phases plus neutral    
Rated voltage and tolerances     480 V +/- 10% (adjustable to +/- 15%)    
Rated frequency and tolerances     60 Hz +/- 10%    
THDI     < 10%     < 8%     < 7.5%    
Power factor     up to 0.9    
Bypass AC input    
Number of conductors     Three phases plus neutral    
Rated voltage and tolerances     480 V +/- 10%    
Rated frequency and tolerances     60 Hz +/- 10%    
Load Output    
Number of conductors     Three phases plus neutral    
Phase to phase voltages     480 V    
Phase to neutral voltages     277 V    
Voltage variation (Ph/Ph, Ph/N)     +/- 1%    
Adjustable frequencies and tolerance (on battery power)     60 Hz +/- 0.05 Hz    
Synchronization with bypass     +/- 0.5 Hz (adjustable from 0.25 Hz to 2 Hz)    
Transient voltage variation for 0 to 100% load step change     +/- 2% (with battery), + 2%/-6% (without battery)    
Permissible overloads     150 % for 1 minute or 125 % for 10 minutes    
Isc Ph/Ph % of rated current     3.2     2.6     2.1    
Isc Ph/N % of rated current     5     4.1     3.3    
THDU Ph to Ph and Ph to N for linear load     < 1.5% Ph to Ph, < 2% Ph/N    
THDU Ph to Ph and Ph to N for nonlinear load     < 2% Ph to Ph, < 3% Ph/N    
Battery    
Floating voltage     512 V to 561 V    
Standard battery technology     Sealed lead acid battery (gas recombination)    
UPS Characteristics    
Active power (kW)     135     162     202.5    
Efficiency at 50% Load (%)
(values +/- 1%)     92     92.5     93    
Efficiency at 100% Load (%)
(values +/- 1%)     93     93     93.5    
Heat losses in Btu     13870     18500     25490    
Storage temperature range     -13°F to 113°F (-25°C to +45°C)    
Relative humidity     20% to 95% non-condensing    
Maximum operating altitude without derating     3281 ft (< 1000 m)    
Operating temperature range at Pn     32°F to 104°F (0°C to 40°C)