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4400 Series Installation and Operation Manual – 64527-008
4400 SPECIFICATIONS: 15–30kVA w/ Internal Battery Backup and/or MBS
Specification
15kVA
20kVA
25kVA
30kVA
Voltage Transient Response (%) @
Loss and Return of Input V
± 2%
Voltage Transient Response (%) @
Xfer from Bypass to Inverter
± 3%
Current (A)
42 A
56 A
69 A
83 A
Max Continuous Overload Current
(A)
109% of Nominal Output
Crest Factor
2.5
Inrush Current Protection
Fuse
Interrupt Rating (RMS Symmetrical
kA)
18 kAIC
Frequency (Hz)
50 or 60 Hz
Frequency Selectable (Converter)
No
Frequency Regulation (%) Free
Running Mode
± 0.1%
Frequency Sync Range (%)
± 5 Hz
Frequency Slew Rate Range (Hz/s)
± 0.5 Hz/sec.
Output Power Factor (PF)
0.9
Loads Supported (PF)
0.4 Lagging to 0.4 Leading
Phase Displacement:
100% Balanced Load (deg.),
100% Unbalanced Load (deg.)
± 2° for Balanced Load
Inverter Overload Capacity
(% for sec)
125% for 90 sec. 150% for 30 sec.
Efficiency AC-DC-AC 100% Full
Load (%)
91%
Surge Protection
Auto transfer to bypass, retransfer to inverter; Optional SPD
Battery – External (If Applicable)
Type
VRLA Batteries
Voltage - Nominal (Vdc)
288Vdc
Voltage - Minimum (Vdc)
230.4Vdc
Voltage - Float (Vdc)
324Vdc
Max Recharge Current - (Adc)
"6 Adc (Default)/ 20 Adc Max Factory Adj.
*(Max. Charge C Input Current cannot exceed 125% of Rated Load Current)"
Max Discharge Current - (Adc)
64 Adc
85 Adc
107 Adc
128 Adc
Battery Capacity Required at Full
Load (kWB)
14.7 kWB
19.6 kWB
24.5 kWB
29.4 kWB
Battery Test (Interval per hr)
Yes
Pre-alarm Level (Vdc)
250Vdc
Battery Protection
Internal - Fuse / Ext. - MMB
Overvoltage Protection
Cutoff @ 110% Floating Charge
Protection against Batteries Deep
Discharge
Automatically adjust cutoff voltage
Efficiency DC-AC (%)
>90%
Summary of Contents for 4400 Series
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