Vertiv APM 0250kMK16FN02000, User Manual

Page: 186 / 192

12.6 Electrical Characteristics (Inverter Output)
Item U nit
Rated p ower (kV A )
250
Rated AC voltage
1
Vac 380/400/415 (3-phase 4-wire, with neutral reference to the bypass neutral)
Frequency
2
Hz 50/60
Power factor 1
Overload % <105, long time; <110, ≤1 h; <125, ≤10 min; <150, ≤1 min; >150, ≤200 ms
Max. short circuit current of inverter
4
A 250%, 200 ms
Non-linear load capability kVA 100
Steady state voltage stability % ±1
Transient voltage response % ±5
Total voltage harmonic distortion % < 2 (linear load), < 4 (non-linear load
3
)
Synchronisation window Hz
Upper limit: 0.5 Hz, 1 Hz, 2 Hz, 3 Hz, +10%; Default: +10%.
Lower limit: -0.5 Hz, -1 Hz, -2 Hz, -3 Hz, -10%; Default: -10%
Slew rate (max. change rate of synchronisation frequency) Hz/s 0.6; setting range: 0.1 to 3
T able 12.6 In verter o u tpu t (to critical lo ad)
N O T E:
1. F acto ry set to 38 0 V. 400 V o r 415 V can be selected by service en gin eer at site.
2. F acto ry set to 50 Hz. 60 Hz can be selected by service en gin eer at site. N o te th at th e system
frequ en cy can be ch an ged o n ly wh en th e UP S is o n bypass. It is strictly pro h ibited to ch an ge
th e system frequ en cy wh en th e UP S is o n in verter.
3. EN 50091-3 (1.4.58 ) crest facto r 3:1, n o n -lin ear lo ad.
4. A pplicable fo r 3 ph ase an d sin gle ph ase cu rren t fau lt.
12 Specifications
178
Vertiv™ Liebert® APM Plus User Manual