Technical Data - Schrack Technik USMLT 30 User Manual

T
ECHNICAL DATA
UPS Models
INPUT STAGE
Nominal voltage
Nominal frequency
14
Accepted input voltage tolerance due to no
intervention of the battery (referred to 220Vac)
Accepted input frequency tolerance due to no
intervention of the battery (referred to 50/60Hz)
Technology
Input current harmonic distortion
Input power factor
Power Walk In mode
Inrush current
OUTPUT STAGE
(2)
Nominal voltage
Nominal frequency
Nominal apparent output power
Nominal active output power
Output power factor
Short circuit current
Precision of output voltage (referred to a 220Vac output
voltage)
(4)
Static stability
Dynamic stability
Crest factor allowed with nominal load
Frequency precision in free running mode
Inverter overload (Vin>190V AC )
Bypass Overload
Technology
(3)
USMLT 30
208-220-228 Vac 3-phase with neutral (4 wire)
 20% @ 100% load
-40% +20% @50% load
High frequency IGBT or CoolMos with an independent digital PFC average
current mode control on each phase
THDi  3 %
Programmable from 1 to 125 sec. in steps of 1 sec.
208/220/228 Vac 3-phase with neutral (4wire)
30kVA
27kW
1,5 x In for t > 500ms
 3% resistive load
103% Infinite, 110% 10 min, 125% 1 min
110% Infinite,125% 60 minutes, 150% 10 minutes
High efficiency inverter with digital multiprocessor (DSP+P) voltage/current
control, based on signal processing techniques with feedforward
USMLT 40
50-60Hz
 20%
40-72Hz
(1)
 0.99
< 10 In
50/60Hz
40kVA
36kW
0,9
 1%
 2%
(5)
3:1
0,01%