
cable of the control box. Please note that the polarity must be connected correctly or it may
damage the control board (Red wire is positive and yellow wire is negative).
2 Secondly please connect the battery to the power supply if you choose it as main power source
or the back-up power.
3 Thirdly you can connect the solar panel to the power supply if you choose it to charge the battery.
4 Finally you can plug the AC cable to the AC main socket as needed.
NOTE: Always ask the help of professional technician /electrician if you have any question.
Indicators
There are 2 LED lights on the main control board of
the power supply, one is Charge and another is
Dis-charge. You can confirm the voltage of the battery
via the 2 LED lights. Load output of the power supply
will be cut off once the battery voltage is below
22VDC.
Battery/AC-DC
transformer
module output
Charge
LED always
on
Charge
LED blink
once per
second
Charge
LED blink
once per 2
seconds
Dis-Charge
LED blink
once per
second
Dis-Charge
LED blink
once per 2
seconds
>28VDC √
22-28VDC √√
<22VDC √√
Trouble Shooting
1. Replace the fuse (φ5*20mm, 5A) in the fuse
holder which on the main control board as necessary.
2. Check the voltage of the battery if you use the
battery as the main power source and the output is
0v.
TOPENS Website
www.topens.com
Any question, please do not hesitate to contact us:
E-mail: support@topens.com
Kindly include your Product Model, Purchasing Date & Site, Order #, and your contact
information. All your concerns will be replied within 24 hours.
Tel: +86 (571) 8908 0213 (China)
Mon-Fri 9:00AM-5:30PM (UTC +08:00)