12.7 Electrical Characteristics (Bypass Input)
Item U nit
Ra ted p ow er (kV A )
25 0
Rated AC voltage
1
Vac
380/400/415, 3-phase 4-wire, sharing neutral with the rectifier input and providing neutral
reference to the output
Rated current
380 V A 379
400 V A 362
415 V A 347
Frequency
2
Hz 50/60
Bypass voltage tolerance %Vac
Upper limit: +10, +15 or +20, default: +15
Lower limit: -10, -20, -30 or -40, default: -20
Bypass frequency tolerance % ±10
Table 12.7 B yp ass input
1. Factory set to 380 V, 400 V or 415 V can be selected by service engineer at site.
2. Factory set to 50 Hz or 60 Hz can be selected by service engineer at site.
12.8 Efficiency and Loss
Item Unit
Rated p ower (k V A )
25 0
Rated normal mode loss (full load) kW 10
Rated normal mode loss (empty load) kW 1
ECO mode loss (full load) kW 2.5
Normal mode efficiency Up to 96.8%
ECO mode efficiency Up to 99.0%
Dynamic online mode efficiency* Up to 98.8%
Max. flow m
3
/h 2550
*Conditions Apply
Table 12.8 Efficiency and loss
12 Specifications
176
Vertiv™ Liebert® APM Plus User Manual
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