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S3
3 Amp 3 Stage PWM - Solar Control

Model: S3 (-24V)

Features

• Protection (PV & Batt), against short-circuit* & reverse polarity*, overload, over temperature & battery removal (*except 24V model)
• Extreme design –40° to +50°C (-40° to +120°F)
• Temperature Compensation
• Reliable - 100% solid state
• Fully encapsulated in epoxy potting
• 5 year warranty
• Manufactured with solar power
• Designed and built in North America

Electrical Specifications
Voltage configurations 12 or 24 volts (custom voltages 6 to 36 volts)
Consumption 0.2 mA at night, 0.6 mA, 2.5 mA when charging
Max. input 40 volts (12V control), 60V (24V control)
Max. Charging current 3 amps DC
Status Light: 1 LED (3 flashes charging, 2 flashes at Bulk Voltage, 1 flash in Float Mode)
Regulation method Pulse Width Modulation PWM, positive side switching
Typical set points: Bulk:14.4 Volts, Float:13.6 Volts, Temperature Compensated (custom voltages available)


General Specifications
Temperature range: –40° to +50°C or +120°F
Case: ABS case, completely sealed in epoxy
Weight: 50 grams (approx. 2oz)
Size(H x W x D): 3.8 x 7.0 x 3.1 cm (1.5 x 2.75 by 1.3 inches)
Wire: 18 gauge leads 5 inches long
Mounting: wall mountable

Options
PWM Off (to ensure no radio interference)
Temperature Compensation Off
Custom voltage setpoints
Custom wire lead lengths
Lithium Battery (no charging below 4C)

Install Manual (pdf)

Wiring

S3
Voltage