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PANEL DESCRIPTION 

Item 

Name 

Description 

Power Switch 

Control AC power On or Off,   

Battery Type Selector 

WET    Flooded battery 

GEL    Gel battery 

LED Indicators 

 

3-1 

LOAD    Load Indicator   

Light GREEN when the LOAD is working 

3-2 

PWR    AC Power Indicator     

Light  YELLOW  when  the  model  with  AC  input  and 

power switch is on 

3-3 

BATT    Battery Polarity Indicator 

Light GREEN when BATTERY polarity connection is 

correct, light RED when connection is incorrect 

3-4 

CHD    Floating Indicator 

Light GREEN when battery is in floating mode. 

3-5 

CHG    Charging Indicator 

Light YELLOW when battery is in charging mode. 

3-6 

WET    Battery Type Indicator 

Green LED light on when battery type selector is set 

on WET position 

3-7 

GEL    Battery Type Indicator 

Yellow LED light on when battery type selector is set 

on GEL position 

LOAD Output Terminal Block 

For connection to load 

BATTERY Output Terminal Block 

For connection to battery 

AC Voltage Selector 

Select AC input voltage to be 115V (100V~120VAC) 

or 230V (220~240VAC) Factory Default 230V 

AC Socket 

For separate AC power cord connection 

 

Summary of Contents for TP-BC48-300

Page 1: ... Net weight only 4 63 lbs 2 1kg Dimensions 252 54 190 m m W H D Over Voltage protection Over Current protection Quiet Internal Cooling Fan Input Voltage Selectable AC input voltage 115 Vac at 50 60Hz 230 Vac at 50 60Hz Super Regulation Works with AC input from 90 to 265Vac Back up Power Supply System Compatible with Solar and Wind Charge Controllers ...

Page 2: ...n is incorrect 3 4 CHD Floating Indicator Light GREEN when battery is in floating mode 3 5 CHG Charging Indicator Light YELLOW when battery is in charging mode 3 6 WET Battery Type Indicator Green LED light on when battery type selector is set on WET position 3 7 GEL Battery Type Indicator Yellow LED light on when battery type selector is set on GEL position 4 LOAD Output Terminal Block For connec...

Page 3: ...ke sure it is as the same polarity as battery Now plug in the power cord to AC outlet turn the PWR switch to the ON position Turn on your device now OPERATION The PS works as a DC UPS Uninterruptible Power Supply or as a backup power supply system When AC power is applied normally the model offers a regulated 48V DC output at LOAD terminal for devices and a charging current output on BATTERY termi...

Page 4: ...be up to 6A maximum The output voltage on LOAD terminal is regulated at 48V 0 5V with over voltage protection over current protection and short circuit protection The charge voltage for wet battery is 58V floating voltage is 53V The charge voltage for gel battery is 56 8V floating voltage is 54V When the charger is in charging mode and charge current is more than 1 4A the CHG indicator light will ...

Page 5: ... battery type selector when charging 4 The model has a 6 amp AC input fuse inside of the unit To replace the fuse you should remove the old fuse by opening the case and replace it with a new 6 amp fuse 5 The cables for battery connection or device to the PS should be 18AWG min Please keeping the connect points clean to avoid spark or electrical leakage 6 Use the proper voltage solar panel or wind ...

Page 6: ...s causing a spark Battery Low Voltage protection When the AC is OFF or has failed if the battery voltage is lower than 40V 0 2V the model will turn off the output on LOAD When AC returns or the battery voltage returns to 51V 0 2V then the output on LOAD will recover automatically Load Over Current Protection the model will automatically shut down if the load is over 4A when the load is reduced the...

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