BELIMO NFA-S2 OPEN-CLOSE SPRING-RETURN DAMPER ACTUATOR 10NM, 24-240VAC/24-125VDC, 50/60HZ Replaced NFU-S2 Spring return actuator with emergency function for adjusting air dampers in ventilation and air conditioning systems in buildings • For air dampers up to approx. 2 m2 • Torque 10 Nm • Nominal voltage AC 24 ... 240 V / DC 24 ... 125 V • Control: Open-close • Two integrated auxiliary switches
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