Powador 7900

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Powador 7900 with a maximum AC power of 6,650 VA. As a single unit suitable for PV installations with a generator power up to 7,900 W.

Specifications
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Input Variables
Electrical Data
PV max. generator output MPP range No-load voltage Max. input current Number of strings / MPP controller Number of MPP controllers String fuses Inverse polarity protection	7.9 kW 350 V … 600 V 800 V 19.7 A 4 1 2 short-circuit bridges (fuses optional) short-circuit diode
Output Variables
Rated output Supply voltage Rated current Rated frequency cos phi 0. Number of grid phases	6.65 kVA acc. to local requirements 28.9 A 50 Hz / 60 Hz 0.80 inductive … 0.80 capacitive* 1
General Electrical Data
Max. efficiency European efficiency Night consumption Switching plan Grid monitoring	96.6% 96.2% 0 W self-commutated, transformerless acc. to local requirements
Mechanical Data
Display Control units Interfaces Ambient temperature Temperature monitoring Fault signalling relay Connections Cooling Protection class Noise emission DC-switch Casing H x W x D Weight	LCD 2 x 16 characters 2 buttons for display control RS485, S0, Sym-Bus -20 °C … +60 °C * temperature-dependent impedance matching with emergency cut-out when device errors occur potential-free NOC max. 250 V / 1 A AC connection: PCB terminals within device (max. cross section: 10 mm²), cable supply via cable connection (M 32). DC connection: 4 strings via PCB terminals (max. cross section: 6 mm²), cable supply via cable connections (M 16). Optional DC conncetion: 1 x Plus, 1 x Minus without string fuses via PCB terminals (max. cross section: 10 mm²). free convection / no fan IP54 < 35 dB (A) (noiseless) integrated Aluminium 810 x 340 x 220 mm 38 kg
* Power derating at high ambient temperatures Subject to change without prior notice (04/2012)