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Rating
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Nominal Battery Voltages 12, 24, 36, 48, or 60 VDC (Single model - selectable via field programming at start-up)
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Maximum Solar Array STC Nameplate FLEXmax 80 12 VDC systems 1250 Watts / 24 VDC systems 2500 Watts / 48 VDC systems 5000 Watts / 60 VDC Systems 6250 Watts
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NEC Recommended Solar Array STC Nameplate FLEXmax 80 12 VDC systems 1000 Watts / 24 VDC systems 2000 Watts / 48 VDC systems 4000 Watts / 60 VDC Systems 5000 Watts
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PV Open Circuit Voltage (VOC) 150 VDC absolute maximum coldest conditions / 145 VDC start-up and operating maximum
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Standby Power Consumption Less than 1 Watt typical
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Power Conversion Efficiency - Typical FLEXmax Charging Regulation Five Stages: Bulk, Absorption, Float, Silent and Equalization
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Equalization Charging Programmable Voltage Setpoint and Duration - Automatic Termination when completed
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Battery Temperature Compensation Automatic with optional RTS installed / 5.0 mV per °C per 2V battery cell
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Charge
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Voltage Step-Down Capability Can charge a lower voltage battery from a higher voltage PV array - Max 150 VDC input
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Programmable Auxilary Control Output 12 VDC output signal which can be programmed for different control applications (Maximum of 0.2 amps DC)
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Status Display 3.1" (8 cm) backlit LCD screen - 4 lines with 80 alphanumeric characters total
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Remote Display and Controller Optional Mate or Mate2 with RS232 Serial Communications Port
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Cabling
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Network Cabling Proprietary network system using RJ 45 Modular Connectors with CAT 5e Cable (8 wires)
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Data Logging Last 128 days of Operation - Amp Hours, Watt Hours, Time in Float , Peak Watts, Amps, Solar Array Voltage
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Max Battery Voltage Min Battery Voltage and Absorb for each day along with total Accumulated Amp Hours, and kW Hours of production
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Hydro Turbine Applications Consult factory for approved Turbines
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Positive Ground Applications Requires two Pole Breakers for switching both positive and Negative Conductors on both Solar Array and Battery Connections (HUB-4 and HUB-10 cannot be used in positive ground applications)
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Temperature
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Operating Temperature Range Minimum -40° to maximum 60° C (Power capacity of the controller is automatically derated when operated above 40° C)
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Other
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Environmental Rating Indoor Type 1 (IP 30)
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Conduit Knockouts One 1" (35mm)on the back; One 1" (35mm) on the left side; Two 1" (35mm) on the bottom
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