GRAUPNER SWITCHING POWER SUPPLY 5-15V 0-40A Manual page 7

5. Switch the power supply "OFF" with the switch on the front of the unit. Connect the
power supply input AC lead.
6. Switch the power supply "ON" with the switch on the front of the unit. The "power on"
led will illuminate. And the unit will commence supply of power to the device.
• Warnings:
• When the power supply is operating. Do not attempt to open the power supply casing. In
doing so will void warranty.
• Do ensure correct polarity when connecting device to the power supply. As damage to this
device may occur if in correct connections are made.
• Do not attempt use with device requiring greater current than Rated 40 amps.
• Do not allow to rain and to become wet.
• Only connect to AC mains outlet when in use at all other time disconnect the power
supply from AC mains outlet.
• Power supply may become warm during use or emit a slight buzzing sound. This is quit
norm and can be disregarded.
• Do place the power supply on a non flammable surface when in use.
• This power supply is for indoor use only.
3. Using as a charger (charging with constant voltage, constant current) :
Charging battery
12VLead-acid battery
6VLead-acid battery
Four-cell LiFe pack
Three-cell Lipo pack
Three-cell LiFe pack
Two-cell LiPo pack
Two-cell LiFe pack
e.g: 6VLead-acid battery: Constant current =
Suitable voltage area
13.8V~14.2V
6.9V~7.1V
14.0-14.4V
12.3V
10.6-10.8V
8.2V
7.0-7.2V
Constant current
(1/5～1/10) ×
(1～4) ×
(1/2～2) ×
7Ah
= 1.4A
5
Battery capacity
1h
Battery capacity
1h
Battery capacity
1h