User Manual
8
SOLAR CONTROLLER SPECIFICATIONS
1 Electrical Parameters
1-1 Rated solar panel amps 10 Max. AMP
1-2 Normal input Solar cell array voltage 15-22 VDC
1-3 Max. solar cell array voltage (output has no load) 25 Max. VDC
1-4 The controller lowest operating voltage (at solar or battery side) 8V Min VDC
1-5 Standby current consumption at night 5 Max mA
1-6 Maximum voltage drop-Solar panel to battery 0.25 Max. VDC
2 Charging characteristics
2-1 Minimum battery start charging voltage 3 Min VDC
2-2 Soft start charging voltage 3-10 +/-0.2 VDC
2-3 Soft start charging current (50% PWM duty) Up to 5 AMP
2-4 Bulk charge voltage 10-14.0 +/-0.2 VDC
2-5 Absorption charging voltage at 25
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– Gel type battery 14.1 +/-0.2 VDC
– AGM type battery (default setting) 14.4 +/-0.2 VDC
– WET type battery 14.7 +/-0.2 VDC
– Calcium type battery 14.9 +/-0.2 VDC
2-6 Absorption transits to Equalizing or Float condition:
– Charging current drops to 1 +/0.1 AMP
– or Absorption Charging timer timed out 4 Hour
2-7 Equalization charging active (min 1 hr)
– Only for WET or Calcium battery
– battery voltage discharged to less than 10 +/-0.2 VDC
– Automatic equalizing Charging periodical 28 Day
2-8 Equalization charging voltage at 25
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2-9 Equalization charging timer timed out 2 Max Hour
2-10 Float charging voltage at 25
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2-11 Voltage control accuracy +/- 1%
2-12 Battery temperature compensation coefficient -24 mV/
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2-13 Temperature compensation range -20~+50
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3 Protection
3-1 Against reverse polarity or short circuit at panel side
3-2 Against reverse polarity or short circuit at battery side
3-3 No reverse current from battery to solar at night
3-4 Over temperature protection during charging 65
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3-5 Transient over voltage protection with TVS or varistor
4 Electrical parts
4-1 Input output terminal M4 terminals
4-2 Temperature sensor port (Press and Release type) DA 250-350 2P
5 Physical Parameters
5-1 Controller material Plastic, Standard ABS
5-2 Power terminal maximum stranded wire size #12AWG stranded – 3 mm²
5-3 Mounting Vertical wall mounting
5-4 IP grade IP22
5-5 Net weight Approx. 250g
6 Environmental characteristics
6-1 Operating temperature -25 ~ 50
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6-2 Storage temperature -40 ~ 85
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6-3 Operating Humidity range 100% no condensation