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www.lesterelectrical.com 1 

35589A 

www.fairplayelectriccars.com 

 

 
 
 
 
 
 
 
 
 
 
 

FULLY AUTOMATIC 

SCR BATTERY CHARGER 

 
FEATURES 

 

 

Microprocessor controlled charge circuit monitors battery state of charge and automatically turns charger off 
when the batteries reach full charge. 

 

Line voltage compensation produces consistent charger output for input voltage variations from nominal. 

 

Automatic taper of charge rate for superior battery life through optimum equalization of cells and low water 
use rate. 

 

Convection cooled design for maximum reliability and minimum maintenance. 

 

Factory set for either flooded or sealed batteries, but is field changeable. 

 

Battery maintenance feature keeps batteries charged while they are in storage. 

 

UL and CSA listed. 

 

SPECIFICATIONS 

 

Model 25930 

AC volts 

105 - 128 

Frequency / Phase 

60 / 1 

AC Amps (Maximum) 

11.5 

Battery Pack Voltage 

48 V 

DC Output Current 

17 Amps tapering to 6 Amps 

Battery Capacity (20 hr. rate) 

105 - 210 

Size (H x W x L)  /  Weight 

9” x 8.75” x 11”  /  39 Lbs. 

 

PLEASE SAVE THESE IMPORTANT SAFETY AND OPERATING INSTRUCTIONS 

 

For correct operation of the equipment, it is important to read and be familiar 

with this entire manual before installing and operating the charger. 

DO NOT DISCARD THIS MANUAL AFTER READING. 

 

 

LOOK FOR THIS SYMBOL TO POINT OUT SAFETY PRECAUTIONS.  IT MEANS:  
BECOME ALERT—YOUR SAFETY IS INVOLVED.  
IF YOU DO NOT FOLLOW THESE 
SAFETY INSTRUCTIONS, INJURY OR PROPERTY DAMAGE CAN OCCUR.

 

 

*35589*

Summary of Contents for 25930

Page 1: ...es but is field changeable Battery maintenance feature keeps batteries charged while they are in storage UL and CSA listed SPECIFICATIONS Model 25930 AC volts 105 128 Frequency Phase 60 1 AC Amps Maxi...

Page 2: ...charge either flooded replaceable liquid electrolyte or valve regulated gel or sealed maintenance free lead acid batteries as marked on the front of the charger An internal jumper on the electronic c...

Page 3: ...THODS NOTE Use of adapter shown in Figures B and C is NOT permitted in Canada NORMAL OPERATION The instructions printed on the charger are for daily reference 1 With the charger DC output cord disconn...

Page 4: ...ull charge and turn off Even though they are properly charged older batteries will gradually lose capacity and should be replaced when they will no longer perform as required VALVE REGULATED BATTERIES...

Page 5: ...ittle as three days in warm temperatures Batteries allowed to sit unmaintained in storage will self discharge sulfate to various degrees and lose capacity Repeated charging without using the batteries...

Page 6: ...eptacle If still no click is heard a malfunction in the batteries or receptacle wiring exists If the click is heard the batteries and receptacle are good and a malfunction exists in the original charg...

Page 7: ...776S 4 Relay 21238S 5 SCR assembly blue brown wires 35332S 6 SCR assembly violet white wires 35318S 7 Electronic controller assembly 25855S 8 AC circuit breaker 34882S 9 Ammeter 16895S 10 AC surge sup...

Page 8: ...www lesterelectrical com 8 35589A www fairplayelectriccars com WIRING DIAGRAM...

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