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Charge controller for dual battery systems
Model EP Duo 12/24V 10A, PVCR010ED0
Model EP Duo 12/24V 20A, PVCR020ED0
Both models offer the following advanced features:
Charging of two independent battery banks:
User can set charging priority between the two battery banks in steps of 10%. For
instance, you can decide that 80% of the solar current should go to the house battery
and 20% to the start battery. When one battery bank is full all the power is redirected
to the other battery.
Battery optimized charging algorithms:
Advanced PWM four stage algorithm with bulk, absorption, float and boost (equalization)
charging.
Charging voltages are optimized for the selected lead-acid battery type (liquid,
sealed or gel).
Selectable PWM charging frequency (25, 50 or 100Hz)
Temperature compensated charging using either a built-in temperature sensor or
an optional remote sensor.
Electrical properties:
For 12V and 24V systems (nominal voltage), automatically sensed. NOTE: Charging
voltages given below should be multiplied by 2 for 24V operation.
Max solar current 10 A (Aurinco PV modules up to 140 W) for smaller model or
20 A (Aurinco PV modules up to 280 W) for larger model
Absorption voltage 14.2V (sealed battery), 14.4V (flooded battery), 14.6V (industrial
battery) or
Boost voltage 30 min 14.4V (sealed battery), 14.6V (flooded battery), 14.8V (industrial
battery)
Float voltage 13.7V (all battery types)
Max intrinsic power use 4 mA at night, 10 mA when charging
Protected against short circuits, over-currents, reverse currents and lightning
Temperature range for use : from -35°C to +55°C
Temperature compensation -30 mV/°C
4 mm2 (12 AWG) max wire size terminals to solar panel and batteries
1.5 mm2 (16 AWG) terminals for optional remote temperature sensor
RJ45 connector for cable to optional remote display
IP22 ingression protection
Circuit protected against high humidity
Optional MeTer remote display:
Max intrinsic power use 17mA with no backlight, 20mA with low backlight and 23mA
with bright backlight
RJ45 connector for cable to charge controller
Dimensions:
Charge controller: 6" x 3 1/16" x 1 3/8" (155 x 77 x 35 mm).
Remote display: Cutout hole if flush mounted: 3"(75 mm), faceplate 3 3/4" x 3
3/4" x 5/16" (95 x 95 x 8 mm).
Frame mounted dimensions 4 1/2" x 41/2" x 1 9/16" (112 x 112
x 40 mm). Weight 5.3 oz. (150 g)
Weight: 10A - 8.8 oz. (250 g), 20A - 10.6 oz. (300 g)
Warranty 5 years
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Remote MeTer Display with Charging Data (optional):
MeTer remote monitor is supplied with 33ft (10 m) Ethernet cable
for mounting at a remote location. It displays the voltage, amps and amp-hours
charged to each battery bank, the output of the solar panel in volts, amps
and and amp-hours, charging temperature, charge division between battery
banks as well as other information
Features
Remote backlit LCD display can be mounted recessed or in a provided frame
up to 10 m (33 ft) from the charge controller.
Display shows charging voltage, actual current, max current and total
amp-hours provided by the solar panels.
Display shows current, minimum and maximum voltage of each battery bank
as well as charge provided in amp-hours.
Other information includes temperature, time, charge priority and frequency
settings and troubleshooting information. |
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