Calculating Charge Time; The Chart Method - DieHard 200.71240 Operator's Manual

"i2.1 The Chart Method
Use the following table to more accurately determine the time it will take to
Bring a battery to full charge. First, identify where your battery fits into the
.chart. , •. . ,
• Smatl batteries -- motorcycles, garden tractors, etc, -- are usually rated
jn Ampere Hours (AH). For example: 6 tQ 12 AH, or 12 to 32 AH.
• Batteries in cars and smaller trucks are usua.lly rated in Reserve Capacity
(RC), C0Id-CrankingAmps (CCA), or both. .' .
• Marine or deep-cycle batteries are usually rated in Reserve Capacity
(RC).
• NR means that the charger setting is NOT RECOMMENDED.
Find your battery's rating on the chart below and note the charge time
given for each charger setting'• The times given are for batteries with a
50-percent charge rate prior to recharging. Add moretime for severely
discharged batteries. '
BATTERY SIZEfRATING
SMALL
BATTERIES
CHARGE R/kTEI
CHARGING TIME - HOURS
50 AMP
NR
NR
30 to 45 rain.
cAR/TRUCKS 45 min - 1
hour
' ' i - 2 hours
NR
Motorcycle, gar-
den, tractor, etc.
.... i
200 _315 CCA
315 - 550 CCA
550 - !000 CCA
MARINEIDEEP CYCLE
6- 12AH
12 - 32 AH
40 - 60 RC
60 - 85 RC
85 : 190 RC
80 RC
140 RC
160 RC
t 80 RC
2 AMP
2-4
4-t0
11 - .I4
14 -18
18-35 .
.18
: 27
30
33
NR
NR
NR
.12-