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re-start in 10 seconds.   
3. Reverse Connection Protection: When the battery is 
polarity reversed, the charger will disconnect the internal 
circuit and the battery, the charging will stop and avoid been 
damaged. 
4. Input Low-voltage Protection: When the input AC Voltage 
is lower than 85V, the charger will shutdown protectively 
and automatically resume working after the voltage is 
normal again. 

 

Alarms 
 

Note:  

1. R—red    G—green 
2. “_” denotes one second stop 
3. Above LED flashing sequence is one cycle, the LED will 
flash repeatedly when in fault. 
 

Choice of Charging Curve (curve 1~10) 

1.The LED will flash red several times when AC is first 
connected, then the LED will flash green once. The number 
of red flashes denotes the present curve. E.g. If the red 
flashes three times, it means the present curve is curve 3. 
2.To choose another curve, please cut off the power supply 
first, then unpeel the label, pressing the button while 
connecting the power. If you want to choose curve 3, 
release the button after the 3

rd

 LED Flash. Now the selected 

curve (e.g. curve 3) will be recorded in memory. If you want 
the charger to work with the selected curve (e.g. curve 3), 
cut off the power and reconnect it. 
3. Factory customizes 10 charging curves before delivery 
according to customer demand. These are 10 combinations 
of voltage and battery size for the same battery type.   
 

 
 

Installation & Safety Instructions 

1. Preferably the charger should be installed in the vertical 
position with radiator fins vertical. A space of 10cm above 
ground should be open to ensure airflow. Never install in the 
vertical position with fins facing down.   

 

 

 

 
2. Ensure all heat dissipating parts are not obstructed to 
avoid overheating. Do not put the battery charger near any 
heat sources. Make sure that free space around the charger 
is enough to provide adequate ventilation & easy cable 
socket access. 
3. Ensure the consistency between the alternating supply 
voltage and the allowable voltage input of the charger. 
Please approach a retailer or local Power Supply Bureau for 
enquiry. 
4. For safety and electromagnetic compatibility, the battery 
charger has a 3-prong plug that apply to the socket with 
grounded outlet. 
5. If you are using an extension cord for alternating current 
power supply, make sure that it is affordable to the 
maximum input current.   
6. The voltage-drop between the charger and connection 
wire of the battery should be as less than 1% of the battery 
voltage as it can. Otherwise, it affects charging effect 
possibly. Meanwhile, the diameter of the wire should satisfy 
the output current value. 
7. The thermal compensation probe for the battery voltage 
must be placed in the area of the highest battery 
temperature, such as between 2 batteries near the center of 
the pack. 
8.If the charger does not work correctly or if it has been 
damaged, unplugged it immediately from the supply socket, 
from the battery and contact a retailer. 
9. Do not try to service the charger yourself. Opening the 
cover may expose you to shock or other hazards. 

 

LED Flashing 

Sequence

One 

Cycle

 

Indication 

R G _ _ _ _ _ _ 

Wrong Battery 

R G R _ _ _ _ _ 

Overcharged 

R G R G _ _ _ _ 

Battery Overheated 

R G R G R _ _ _ 

Incorrect AC Input Voltage 

R G R G R G _ _ 

External Thermal Sensor 

Fault 

R G R G R G R _ 

Communication Interface 
Fault 

G R _ _ _ _ _ _ 

Charger Overheated 

G R G _ _ _ _ _ 

Charger Relay Fault

Repair

G R G R _ _ _ _ 

Charger Fault; Repair 

ElCon

  T C C H

 PFC Charger                           

     

                                                                                               

www.

evcomponents

.com

 

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