Toshiba 4400 Series Installation And Operation Manual page 73

4400 SPECIFICATIONS: 50–80kVA w/ External Battery Backup
Specification
Voltage (V)
Voltage Regulation (%)
Voltage Total Harmonic Distortion
(Full Linear Load) (%)
Output Voltage Adjustment (%)
Voltage Transient Response (%) @
100% Step Load Change
Voltage Transient Response (%) @
Loss and Return of Input V
Voltage Transient Response (%) @
Xfer from Bypass to Inverter
Current (A)
Max Continuous Overload Current (A)
Crest Factor
Inrush Current Protection
Interrupt Rating (RMS Symmetrical
kA)
Frequency (Hz)
Frequency Selectable (Converter)
Frequency Regulation (%) Free Run-
ning Mode
Frequency Sync Range (%)
Frequency Slew Rate Range (Hz/s)
Output Power Factor (PF)
Loads Supported (PF)
Phase Displacement:
100% Balanced Load (deg.)
100% Unbalanced Load (deg.)
Inverter Overload Capacity (% for
sec)
Efficiency AC-DC-AC 100% Full Load
(%)
Surge Protection
BATTERY GENERAL, EXTERNAL
Type
Voltage – Nominal (Vdc)
Voltage – Minimum (Vdc)
Voltage -Float (Vdc)
4400 Series Installation and Operation Manual – 64527-006
50kVA
Nominal Output Voltage, 3P/4W +GND or 3P/3W + GND
See Input Voltage Transformer Key
± 2% at 0-100% Balanced Load
< 3%
± 5% via Touchscreen
± 3% @ 100% Step Load Change
± 2%
± 3%
139 A
109% of Nominal Output
2.5
Fuse
18 kAIC
50 or 60 Hz
No
± 0.1%
± 5 Hz
± 0.5 Hz/sec.
0.9
0.4 Lagging to 0.4 Leading
± 2° for Balanced Load
125% for 90 sec. 150% for 30 sec.
91% w/ No Transformer
88% w/ One Internal Transformer
85% w/ Two Internal Transformers (50kVA only)
Auto transfer to bypass, retransfer to inverter
VRLA Batteries
288 Vdc
230.4 Vdc
324 Vdc
80kVA
222 A
63