TriStar MPPT 600V Installation & Operation Manual

43TriStar MPPT 600V Operator’s Manual
Battery Charging Settings
The details of the TriStar MPPT 600V battery charging settings are shown in tables 4-1 and 4-2
below. All voltage settings listed are for nominal 48 Volt battery banks.
Settings
Switches
4 - 5 - 6
Battery
Type
Absorp.
Stage
(Volts)
Float
Stage
(Volts)
Equalize
Stage
(Volts)
Absorp.
Time
(Minutes)
Equalize
Time
(Minutes)
Equalize
Interval
(Days)
off-off-off 1 - Gel 56.00 54.80 150
off-off-on 2 - Sealed* 56.60 54.80 57.60 150 60 28
off-on-off 3 - Sealed* 57.20 54.80 58.40 150 60 28
off-on-on 4 - AGM/Flooded 57.60 54.80 60.40 180 120 28
on-off-off 5 - Flooded 58.40 54.00 61.20 180 120 28
on-off-on 6 - Flooded 58.80 54.00 61.60 180 180 28
on-on-off 7 - L-16 61.60 53.60 64.00 180 180 14
on-on-on 8 - Custom Custom Custom Custom Custom Custom Custom
* “Sealed” battery type includes gel and AGM batteries
Table 4-1. Battery charging settings for each selectable battery type
Shared Settings Value Units
Absorption Extension Voltage 50.00 Volts
Absorption Extension Time
Absorption Time +
30
minutes
Float Exit Time-out 30 minutes
Float Cancel Voltage 46.00 Volts
Equalize Time-out Equalize Time + 60 minutes
Temperature Compensation Coefficient* - 5
millivolts / °C / cell
* 25°C reference
Table 4-2. Battery settings that are shared between all battery types
The TriStar MPPT 600V provides seven (7) standard battery charging settings that are selected
with the settings switches (see Step 9 in the Installation Section). These standard charging set-
tings are suitable for lead-acid batteries ranging from sealed (gel, AGM, maintenance-free) to
Flooded and L-16 cells. In addition, an 8th charging setting provides for custom set-points us-
ing MSView
TM
PC software. Table 4-1 above summarizes the major parameters of the standard
charging settings.
Thesharedsettingsintable4-2arecommontoallbatterytypes.Thefollowingchargingproles
graphically explain the shared settings: