
Product Details
Morningstar’s ProStar™ has been upgraded. This new third generation model offers additional features and capabilities while maintaining the same form factor, quality, and reliability that has made the ProStar the world’s leading mid-range PWM solar controller for professional and consumer applications since 1995.
Available in 3 options:
- SR-PS-15M – 15 amp with meter
- SR-PS-30 – 30 amp no meter
- SR-PS-30M – 30 amp with meter
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High reliability – latest electronic and environmental protections, quality control, and design considerations comply with IEC 62109 and promote longevity in the harshest environments.
High Temperature Design – full nameplate current rating, both solar and load up to 60°C continuous.
Auto-battery-select – 12V and 24V systems.
Data Logging – up to 256 days of solar charge and load consumption data.
Low Noise Design – meets US Federal Communications Commission Class B specifications.
Automatic Solar Based Lighting Control – field adjustable, multi-event load control enables powerful options for solar lighting systems.
MODBUS Communications – open standard MODBUS communications protocol allows for control and remote data access.
Durable Design – high strength polycarbonate case with protective terminal cover and extruded aluminum heatsink.
Self Diagnostics – continuous monitoring and reporting of any errors or system faults through its status LED’s, optional display and communication port.
Meter – high resolution LCD, multi-lingual backlit graphical display of system voltage, current, temperature, lighting settings, etc.
Custom Programming – dip switches, meter interface, or connection with a computer can be used to adjust charging, load, communications, and lighting control.
Other Benefits
Estimated 15 year life
Compliance with IEC 62109
PWM series battery charging (not shunt)
8 dip switches to adjust battery charging and other settings
High resolution graphical meter to adjust settings and display logged data
RJ-11 MeterBus port for serial MODBUS data or to add a remote meter
Compatible with Morningstar’s Ethernet MeterBus Converter (EMC-1)
Up to 256 days of data logging
Dusk-to-dawn and advanced programmable lighting control
Protective terminal cover
Enhanced surge rating for heavy DC loads
Self-diagnostics
Slow switching mode to eliminate system noise at telecom sites
Parallel for up to 300 amps
Temperature compensated charging
Tropicalization
No switching or measurement in the grounded leg
100% solid state
Very low voltage drops
Current compensated low voltage disconnect (LVD)
LED’s to indicate battery status and faults
Capable of 25% overloads
Remote battery voltage sense terminals
SR-PS-15M
SR-PS-30
SR-PS-30M
Electrical
Nominal Battery Voltage
12V or 24V
Battery Voltage Range
10-35V
Voltage Accuracy
<= 0.1% +/- 50mV
Maximum Battery Current
15A or 30A
Maximum Solar Input Voltage (12V/24V bat)
60Voc
Load Current Rating
15A or 30A
Self-Consumption
20 mA*
LED Indications
(1) status, (3) Battery state of charge
Transient Surge Protection
1500 Watts (solar, battery, load)
Environmental
Operating Temperature
-40°C to + 60°C
Meter Operating Temperature
-20°C to + 60°C
Storage Temperature
-40°C to + 80°C
Humidity
100% non-condensing
Tropicalization
conformal coating, marine-rated terminals
Meter
Resolution
128 X 64 pixels
No meter
128 X 64 pixels
Viewing Area
5.0 cm x 2.5 cm
5.0 cm x 2.5 cm
Display Color
Blue on white
Blue on white
Backlight
LED
LED
Battery Charging
Battery Types
7 Standard Battery Settings + Custom
4-Stage Charging
Bulk, Absorption, Float, Equalize
Temperature Compensation
Coefficient: -5 mV / °C / cell (25°C ref)
Range: -30°C to + 60°C
Set Points: Absorption, Float, Equalize
Mechanical
Dimensions
15.3(W) x 10.5(L) x 5.5(D) cm
6.0(W) x 4.1(L) x 2.2(D) in
Weight
0.4 kg / 1.0 lbs
Wire Size Range
Power Terminals: 2.5 – 16 mm2 / 14 – 6 AWG
Battery/Temp. Sense: 0.25 – 1.0 mm2 / 24 – 16 AWG
Enclosure
IP20, Type 1
Electronic Protections
Solar Input
overload, short-circuit, high voltage, reverse polarity, high temperature, nighttime reverse current