Cooling Fan Working Code - Innovative Energies YK-PSW122KVA User Manual

Pure sine wave inverter yk- psw2kva series
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Please have the accuracy of 6 functions of display, as below:
Function
VAC
100-120
200-240
Range
VAC
VAC
Accuracy ± 1%
± 1%
2-7-8 Over voltage protection indicator: (OVP)
The over voltage indicator indicates that the power inverter has shut itself down because
its input voltage exceeded 12V/24V/48VDC version. (Ref. point 2-7-1)
2-7-9 Under voltage protection indicator: (UVP)
The under voltage indicator indicates that the power inverter has shut itself down because
its input voltage fell below 12V/24V/48VDC. (Ref. point 2-7-1)
2-7-10 Over temp protection indicator: (OTP)
The over temp indicator indicates that the power inverter has shut itself down because
its temp has become overheated. The power inverter may overheat because it has been
operated at power levels above its rating, or because it has been installed in a location
which does not allow it to dissipate heat properly. The power inverter will automatically
back up, once it has cooled off.
2-7-11 Overload protection indicator: (OLP)
The overload indicator indicates that the power inverter has shut itself down. When
output voltage over continue power, then must return to operate manually.

2-8 Cooling fan working code:

Cooling fan of inverter is through detecting output power and over temperature situation to
work.
When start to turn on the inverter and output power is under 300W, the cooling fan does not
start running. It complies with saving energy sources requirement. Until, output power is up
to 300W, the cooling fan will start to work in order to drop the inner temperature.
If the ventilation opening is obstructed, the inverter will enter over temperature protection
mode (OTP). The cooling fan will continue working to drop the inner temperature. When the
temperature comes down to normal situation, the inverter will turn on automatically.
AMP
WATT
10-16
0-20A
0-2KW
VDC
1% ± 0.5A ± 3% ± 2% ± 2% ± 2% ± 2%
VDC
20-32
42-62
90-140
VDC
VDC
VDC
13
TEMP
Frequency
180-275
0-50 °C 50Hz 60Hz
VDC
± 2%
± 1%
±0.01 ±0.01

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