PSW-H Installation and User Manual

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Total Harmonic Distortion
of Voltage
< 5% for linear load, < 10% for non-linear load at nominal voltage
AC Output Frequency
50 Hz or 60 Hz (programmable)
Peak Efficiency (from
battery)
> 93%
> 91%
> 92%
> 90%
AC Output Overload
Protection
100 milliseconds @ ≥ 205% nominal AC output power
5 seconds @ ≥ 150% nominal AC output power
10 seconds @ 110% ~ 150% nominal AC output power
AC Output Surge Capacity
2x nominal power for 5 seconds
Nominal Battery Input
Voltage
48 Vdc
24 Vdc
48 Vdc
24 Vdc
Min. Battery Voltage for
Inverter Start-up
See chapter “Device
Operation Settings” →
“Settings menu 29” for
details.
46.0 Vdc
Default
2.0 Vdc. above
“Low voltage
disconnect”
setting
23.0 Vdc
Default
1.0 Vdc. above
“Low voltage
disconnect”
setting
46.0 Vdc Default
2.0 Vdc. above “Low voltage
disconnect” setting
23.0 Vdc
Default
1.0 Vdc. above
“Low voltage
disconnect”
setting
Low Battery Warning
Voltage (relative to nominal
AC output power)
load < 20%
20% ≤ load < 50%
load ≥ 50%
46.0 Vdc
42.8 Vdc
40.4 Vdc
23.0 Vdc
21.4 Vdc
20.2 Vdc
46.0 Vdc
42.8 Vdc
40.4 Vdc
23.0 Vdc
21.4 Vdc
20.2 Vdc
Low Battery Warning
Return Voltage (relative to
nominal AC output power)
load < 20%
20% ≤ load < 50%
load ≥ 50%
48.0 Vdc
44.8 Vdc
42.4 Vdc
24.0 Vdc
22.4 Vdc
21.2 Vdc
48.0 Vdc
44.8 Vdc
42.4 Vdc
24.0 Vdc
22.4 Vdc
21.2 Vdc
Low Battery Voltage
Disconnect (relative to
nominal AC output power)
Programmable, see chapter “Device Operation Settings” → “Settings menu 29” for
details.
load < 20%
20% ≤ load < 50%
load ≥ 50%
44.0 Vdc
40.8 Vdc
38.4 Vdc
22.0 Vdc
20.4 Vdc
19.2 Vdc
44.0 Vdc
40.8 Vdc
38.4 Vdc
22.0 Vdc
20.4 Vdc
19.2 Vdc
High Battery Disconnect
Voltage
66 Vdc
33 Vdc
66 Vdc
33 Vdc
High Battery Return Voltage
64 Vdc
32 Vdc
64 Vdc
32 Vdc
DC Voltage Accuracy
± 0.3%V at no load
DC Offset
≦ 100 mV