EF24A ,BELIMO,Spring-return actuator, Open-close, AC/DC 24 V, 30 Nm EF24A ,BELIMO,Spring-return actuator, Open-close, AC/DC 24 V, 30 Nm Spring-return actuator with emergency control function for adjusting dampers in technical building installations • Air damper size up to approx. 6 m² • Nominal torque 30 Nm • Nominal voltage AC/DC 24 V • Control Open-close อ่านเพิ่ม