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Charge Rate
The maximum safe charge rate is related to the size and type of the batteries. Flooded lead acid batteries
(with removable caps) can be charged at a high rate. Small batteries may require a lower charge rate. Check
with your battery vendor for the proper battery charging rate for the batteries used in the system.
Bulk Voltage
This is the maximum voltage the batteries will be charged to during a normal charge cycle. Gel cell batteries
are set to a lower value and non-sealed batteries are set to a higher voltage setting.
Float Voltage
The Float voltage is set lower than the Bulk voltage and provides a maintenance charge on the batteries to
keep them in a ready state.
Temperature Compensation
For optimal battery charging, the Bulk and Float charge rates should be adjusted according to the
temperature of the battery. This can be accomplished automatically by using a BTS. The sensor attaches
directly to the side of one of the batteries in the bank and provides precise battery temperature information.
When battery charging voltages are compensated based on temperature, the charge voltage will vary
depending on the temperature around the batteries. The following table describes approximately how much
the voltage may vary depending on the temperature of the batteries.
If you have liquid lead acid batteries (non-sealed), you may need to periodically equalize your batteries.
Check the water level monthly to maintain it at the appropriate level.
Important:
If the battery temperature is allowed to fall to extremely cold temperatures, the inverter with a
BTS may not be able to properly recharge cold batteries due to maximum voltage limits of the inverter.
Ensure the batteries are protected from extreme temperatures.
5 Troubleshooting Guide
Troubleshooting contains information about how to troubleshoot possible error conditions while using the
TPH Series Inverter & Charger.
The following chart is designed to help you quickly pinpoint the most common inverter failures.
Indicator and Buzzer
Status Information From LED Indicator & Buzzer Alarm
Status
TPH Mode
LED Indicator
Buzzer Alarm
Line Mode
Inverter
Mode
Fast
Charge
Float
Charge
Over-Temp
Trip
Over-Load
Trip
Alarm
PowerSave
On
Charger On
Line
Mode
C.C Mode
√
×
√
×
×
×
×
×
√
C.V Mode
√
×
√Blink
×
×
×
×
×
√
Float Mode
√
×
×
√
×
×
×
×
√
Standby Mode
√
×
×
×
×
×
×
×
×
Содержание TPH 12KW
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