echnical data sheet SM4A-S-P Damper actuator for adjusting air dampers in ventilation and air-conditioning systems for building services installations For air dampers up to approx. 4 m orque Nm Nominal voltage AC/DC 4 V Control: Open-close or -point with integrated auxiliary switch with connecting terminals echnical data Safety notes Electrical data Nominal voltage AC 4 V, 5/6 Hz / DC 4 V Nominal voltage range AC 9.... 8.8 V / DC.6... 8.8 V Power consumption In operation At rest For wire sizing W @ nominal torque. W 4 VA x SPD, ma... (.5) A, AC 5 V (... % adjustable) Connection Motor erminals 4 mm (Cable 4... mm, -core) erminals 4 mm (Cable 4... mm, -core) Functional data orque (nominal torque) Min. Nm @ nominal voltage Direction of rotation Reversible with switch resp. Manual override Gearing latch disengaged with pushbutton, can be locked Angle of rotation Max. 95, can be limited at both ends with adjustable mechanical end stops Running time 5 s / 9 Sound power level Max. 45 db (A) Position indication Mechanical, pluggable Safety Protection class III Safety extra-low voltage / UL Class Supply Degree of protection IP54 in any mounting position NEMA, UL Enclosure ype EMC CE according to 4/8/EC Certification culus according to UL 67-A and UL 67--4 and CAN/CSA E67-: Certified to IEC/EN 67- and IEC/EN 67--4 Mode of operation ype Rated impulse voltage.8 kv Control pollution degree Ambient temperature range... 5 C Non-operating temperature 4... 8 C Ambient humidity range 95% r.h., non-condensating Maintenance Maintenance-free Dimensions / Weight Dimensions See «Dimensions» on page Weight Approx.. kg he actuator is not allowed to be used outside the specified field of application, especially in aircraft or any other form of air transport. Assembly must be carried out by trained personnel. Any legal regulations or regulations issued by authorities must be observed during assembly. he device may only be opened at the manufacturer s site. It does not contain any parts that can be replaced or repaired by the user. When calculating the required torque, the specifications supplied by the damper manufacturers (cross section, design, installation site), and the air flow conditions must be observed. he device contains electrical and electronic components and is not allowed to be disposed of as household refuse. All locally valid regulations and requirements must be observed. www.belimo.com -SM4A-S-P en v. 8.9 Subject to changes /
SM4A-S-P Product features Simple direct mounting Manual override Damper actuator, AC/DC 4 V, Nm, with integrated auxiliary switch, with connecting terminals Simple direct mounting on the damper spindle with a universal spindle clamp, supplied with an anti-rotation strap to prevent the actuator from rotating. Manual override with push-button possible (the gear is disengaged for as long as the button is pressed or remains locked). Adjustable angle of rotation High functional reliability Adjustable angle of rotation with mechanical end stops. he actuator is overload-proof, requires no limit switches and automatically stops when the end stop is reached. Flexible signalization Flexible signalization with adjustable auxiliary switch (... %). Accessories Electrical installation Description Data sheet Electrical accessories S..A.. - S..A.. Feedback potentiometer P..A.. - P..A.. Mechanical accessories Various accessories (clamps, shaft extensions etc.) - Z-SM..A.. Notes Connection via safety isolating transformer. Other actuators can be connected in parallel. Please note the performance data. Wiring diagrams Open-close control -point control S S S S S S Direction of rotation...%...% S S S S S S Dimensions [mm] Dimensional drawings 56 7 6.5 mm 5 mm 4... mm 9 88 Damper spindle ) CrNi (INOX)... Length 48... )... ) 9 / -SM4A-S-P en v. 8.9 Subject to changes www.belimo.com
SM..A.. 74-.F 48... CrNi (INOX)... 4 9 Nm CrNi (INOX) 5 Nm mm mm 5 65 4 5 www.belimo.com M-SM..A.. v.. /
SM..A.. N L N L AC 4 V / DC 4 V S S S S S S...% SM4A.. SMD4A.. SM4A-S.. SM4AP5.. AC... 4 V N L L N L L S S S S S S S S S SMA.. SMDA.. SMA-S.....% AC 4 V / DC 4 V U DC V DC V U DC V MP 5 5 SM4A-SR.. SM4A-MF.. SM4A-MP.. AC... 4 V N L SG..4 U 5 DC V DC V AC 4 V / DC 4 V (SM4A-V / VR..) 5 SMASR.. VR.. SM4A-V SM4A-V / VR.. / M-SM..A.. v.. www.belimo.com
M..P / LM..P / NM..P / SM..P / GM..P 76-.B 4 6 mm 5 mm Options 6...8 mm 4...6 mm ype 45- ype 45-8... mm ype 45-5 6 max 4 Nm www.belimo.com