Battery charge profile chart – Go Power! GP-PWM-30 User Manual
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Solar Controller
GP-PWM-30
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© 2012 Carmanah Technologies Corporation
September 2012
Battery Charge Profile Chart
Auto Equalize: The GP-PWM-30 has an automatic equalize feature that
will charge and recondition your batteries once a month at a higher
voltage to ensure that any excess sulfation is removed. This feature is
recommended for Flooded batteries only. Check with your battery
manufacturer.
NOTE: This feature is only available for Charging Profile 1.
Battery Type
FLOODED
AGM
GEL
Charging Profile #
1
2
3
Float Charge @ 25°C:
13.7V
Bulk/Absorption Charge @ 25°C:
Applied for 1h each morning
14.4V
14.1V
Boost Charge
Applied for 2 hours if the battery voltage drops
below 12.3 volts.
14.4V
14.1V
Equalization Charge
Applied for 2 hours every 28 days and if the
battery voltage drops below 12.1 volts.
14.8V
N/A
N/A
The Boost Charge will occur in addition to the Bulk Charge. The Equalization Charge will
occur in addition to the Boost Charge.
If a charging cycle is unable to complete in a single day, it will continue the following day.
The terms FLOODED, AGM and GEL are generic battery designations. Choose the
charging profile that works best with your battery manufacturer’s recommendations.