Technical Specifications
7|SymmetraPX250/500
UPS Rating kVA/kW (PF=1) 250 kW 500 kW
Mains Input (Normal Operation)
Grid system
Single feed: 3 phases + neutral + ground, 3 phases + ground
Dual feed: 3 phases + ground
Grid parallel system Single feed: 3 phases + neutral + ground
Dual feed: 3 phases + ground
Voltage range +/-15% at full load; -50% to +15% at reduced loads; 340 – 460 V at 400 V (408 – 552 V at 480 V)
Frequency range 40 – 70 Hz with 10 Hz/sec slew rate
Power factor (PF)
>0.995 at load = 100%
>0.99 at load > 50%
>0.97 at load > 25%
I thd (full load) < 5%
Nominal input current
378 A @ 400 V
(315 A @ 480 V)
756 A @ 400 V
(630 A @ 480 V)
Maximum input current
(nominal vin, 10 % charging batts)
416 A @ 400 V
(346 A @ 480 V)
831 A @ 400 V
(693 A @ 480 V)
Input current limit 447 A @ 400 V
(372 A @ 480 V)
894 A @ 400 V
(745 A @ 480 V)
Input short-circuit level 65 kA/3 cycles (50 kA with standard MBwD)
Protection Backfeed contactor
Output
Power rating 250 kW 500 kW
Grid system 3 phases + neutral + ground, 3 phases + ground
Voltage nominal 380 V/400 V/415 V/480 V L-L
Nominal output current
361 A @ 400 V
(301 A @ 480 V)
722 A @ 400 V
(601 A @ 480 V)
Maximum battery operation time Unlimited
Frequency regulation 50/60 Hz bypass synchronized, 50/60 Hz +/-0.1% free running
Synchronized slew rate Programmable to 0.25, 0.5, 1, 2, 4, 6 Hz/sec
Overload (normal and battery operation) 150% for 60 seconds, 125% for 10 min, 100% continuous
V thd < 2% from 0 to 100% linear load, < 3% full non-linear load according to IEC/EN62040-3
Load PF from 0.5 leading to 0.5 lagging without any derating
Bypass Input (Bypass operation)
Grid system Single feed: 3 phases + neutral + ground, 3 phases + ground. Dual feed: 3 phases + ground
Voltage (nominal) 380 V/400 V/415 V/480 V L-L
Voltage (range) +/-10% (from selected voltage)
Frequency (nominal) 50/60 Hz
Frequency (range) +/-0.5%, +/-1%, +/-2%, +/-4%, +/-6% and +/-8% (user selectable)
Nominal input current
361 A @ 400 V
(301 A @ 480 V)
722 A @ 400 V
(601 A @ 480 V)
Maximum overload input current 397 A @ 400 V
(376 A @ 480 V)
794 A @ 400 V
(752 A @ 480 V)
Preliminary-Subjecttochangewithoutnotice
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