STP 50-41 CORE1 WITHOUT DISPLAY + AFCI SMA

Three-phase PV inverter without display for grid feed-in with 50 kW nominal output power. 5 years warranty.

AC nominal voltage 220 V / 380 V; 230 V / 400 V; 240 V / 415 V AC 
Voltage range 202 V to 305 V
AC grid frequency / range: 50 Hz / 44 Hz to 55 Hz; 60 Hz / 54 Hz to 65 Hz 
Rated power frequency / rated grid voltage: 50 Hz / 230 V
Max. output current / Rated output current: 72.5 A / 72.5 A
Output phases / AC connection: 3 / 3-(N)-PE
Power factor at rated power / Adjustable displacement power factor: 1 / 0.0 leading to 0.0 lagging THD < 3%
Operating temperature range: ‒25°C to +60°C (‒13°F to +140°F)
Noise emission: (typical) < 65 dB(A)
Self-consumption (at night): 4.8 W
Topology / Cooling concept: Transformerless/OptiCool
Degree of protection (as per IEC 60529): IP65
Climatic category (according to IEC 60721-3-4): 4K4H
Max. permissible value for relative humidity (non-condensing): 100% 

SMA is a German solar energy equipment supplier founded in 1981 and headquartered in Niestetal, Germany, with subsidiaries in 18 countries. SMA offers inverters for every module type (grid-connected, off-grid, and hybrid systems) and system size (small residential systems, medium-sized commercial systems, and large-scale plants).

SMA pioneers innovative and sustainable key technologies for renewable energy supply. It owns around 1,600 patents. Due to its 40-year long experience, SMA is considered a solar icon and manufactures some of the best quality and most reliable inverters on the market backed by an excellent service team.

Their Sunny boy series inverters are increasing in popularity in the smaller scale residential market. Moreover, the company is establishing its place as a leader in the commercial and utility-scale solar inverter market with the impressive Tripower Core 1, Core 2, Sunny Highpower, and Sunny Island central inverters.