Equalization Charging
975-0004-01-02 Rev D 79
Equalization Setpoints (Non-Sealed Batteries Only)
Table B-1
Typical Bulk and Float Setpoints for Batteries
Battery Type Bulk Volts Float Volts
Equalizing
Charge
Default Settings (knobs
at nine o’clock position) 14.0 Vdc 13.5 Vdc Disabled
(manual
jumper)
Sealed Gel Lead Acid
Battery 14.1 Vdc 13.6 Vdc Non
recommended.
Consult Battery
manufacturer.
AGM Lead Acid
Battery 14.4 Vdc 13.4 Vdc Charge to
15.5 Vdc or per
manufacturer.
Maintenance-Free
RV/M arin e 14.4 Vdc 13.4 Vdc L imited
appropriateness
- if water level
can be checked.
Deep-Cycle, Liquid
Electrolyte Lead
Antimony Battery
14.6 Vdc 13.4 Vdc Charge to
15.5 Vdc or per
battery
manufacturer.
NiCad or NiFe Alkaline
Batterya
a.For NiCad and NiFe batteri es, yo u mu st clip the R46 r esis tor a nd add 2 v olts to t he v alues
for BULK AND FLOAT shown on the circuit board. For example, set the BULK for
16.0V adjust the BULK knob to 14.0 V after clipping R46. Values above ar e for batteries
at room temperature. For applications with significant temperature variations or systems
with sealed batteries, install a batter y temperature sensor.
16.0 Vdc 14.5 Vdc Not
recommended.
Consult battery
manufacturer.
Values shown are for 12-volt syste ms. For 24-volt Systems, multiply this
setting shown by 2. For 48-volt systems, multiply the settings shown by 4.
Important: The following settings (T able B-1) are guidelines only. Ref er to
your battery vendor for specific settings and batte ry maintenance guidelines.