Involar MAC250 - 10 Technical Data; 10.1 Technical Specifications

Version 4 Rev 1 Apr 2011 INVOLAR Corporation Ltd. (EUR)
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10 INVOLAR MAC250 Micro-Inverter Technical Data
10.1 Technical Specifications
Model MAC250
PV Input Quantities
Rated DC Power 250W
Rated D.C. Voltage (VMAX PV) 50V D.C.
PV input Operating Voltage Range 24-40V
Maximum Operating PV Input Current 10A
Absolute Maximum Total PV Array Short
Circuit Current (ISC PV)
12A
Max. inverter back feed current to the array 1.8mA
Minimum Starting Voltage 28V
A.C. Output
Rated AC Power @ 25°C 235W
Nominal A.C. Voltage 230V
On-grid Voltage Range 207 – 264V
Rated A.C. Current 1.03A
Nominal A.C. Frequency 50Hz
On-grid Frequency Range 47 – 50.5 Hz
Maximum Continuous A.C. Power@ 25°C 235W
Maximum Output Over Current Protection 2A (IEC 60269, gG fuse)
Maximum Output Fault Current 38 Amps peak
Max. units per branch-circuit 15
Maximum size branch-circuit over
current-protection
16A
Total Harmonic Distortion <3%
Power factor >0.99
Peak inverter efficiency 95.0%
CEC weighted efficiency 94.0%
Ingress Class IP65
Pollution degree
Pollution degree 3, not intended for heavy
pollution of the air by dust, smoke, corrective or
radioactive particles, vapours or salt