For transformer sizing. Connection -motor -auxiliary switch (-S) -terminals (-T) nominal voltage. Degree of protection LMU24(-S/-F) LMU24-T

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1 LM24(-S/-F/-) For operation of air control dampers in HVAC system orque: : Control: AC/ Open/Close or 3-point echnical data range Auxiliary switch (-S) Connection -motor -auxiliary switch (-S) -terminals (-) 5/6Hz, AC/DC V nominal torque holding.5va SPD, ma...3(.5)a, AC 25V, adjustable Cable m, 3x.75mm 2 Cable m, 3x.75mm 2 Max. 3x.5mm 2 nominal voltage Max. 5, adjustable by mechanical stops 5s III (safety extra-low voltage) LM24(-S/-F) LM24- IP2 CE according to 8/6/EEC Mode of operation ype (EN 673-) Shaft length Shaft LM24(-S/-) LM24-F C C 5...5% RH, non-condensing Min. 37mm 6...2mm 8x8mm.5kg V5.. 3 Subject to modification

2 LM24-SR For operation of air control dampers in HVAC system orque: : Control signal: Position feedback: AC/ DC ()2...V DC 2...V echnical data 5/6Hz, range AC/DC V nominal torque holding 2VA Connecting cable Cable m, 4x.75mm 2 nominal voltage Control signal DC input impedance kω Position feedback signal DC 2 max. ma Position accuracy ±5% Max. 5º, adjustable by mechanical stops 5s III (safety extra-low voltage) CE according to 8/6/EEC Mode of operation ype (EN 673-) C C 5...5% RH, non-condensing Shaft 6...2mm.5kg V5.. 3 Subject to modification

3 LM23(-S/-F) For operation of air control dampers in HVAC system orque: : Control: AC...24V Open/Close or 3-point echnical data range Auxiliary switch (-S) Connection -motor -auxiliary switch (-S) AC...24V 5/6Hz AC nominal torque holding 3.5VA SPD, ma...3(.5)a, AC 25V, adjustable Cable m, 3x.75mm 2 Cable m, 3x.75mm 2 nominal voltage Max. 5, adjustable by mechanical stops 5s II (otally insulated) Low voltage directive CE according to 8/6/EEC CE according to 73/23/EEC Mode of operation ype (EN 673-) Shaft length Shaft LM23(-S) LM23-F C C 5...5% RH, non-condensing Min. 37mm 6...2mm 8x8mm.55kg LM23(-S) LM23-F V5.. 3 Subject to modification

4 LM23SR For operation of air control dampers in HVAC system orque: : Control signal: Position feedback: AC...24V DC ()2...V DC 2...V echnical data range Connecting cable -power supply -signal AC...24V 5/6Hz AC V nominal torque / holding 4VA Cable m, 2x.75mm 2 Cable m, 4x.75mm 2 nominal voltage Control signal DC input impedance kω Position feedback signal DC 2 max. ma Position accuracy ±5% Max. 5º, adjustable by mechanical stops 5s II (otally insulated) Low voltage directive CE according to 8/6/EEC CE according to 73/23/EEC Mode of operation ype (EN 673-) C C 5...5% RH, non-condensing Shaft 6...2mm.7kg 6 6 V5.. 3 Subject to modification

5 Wiring diagrams-general Damper Actuator Wiring diagrams: Open/Close actuators parallel connection possible, please note the performance data. -wire control (while direction of rotation reverses) 2-wire control (while direction of rotation reverses) 2 3 S S2 S3 S S2 S3 S S2 S3 2 3 S S2 S3 S S2 S3 S S2 S3...% LM24-S, NM24-S SM24-S...% LM24-S, NM24-S SM24-S LM24(-/-F), NM24(-), SM24 GM24, LMQ24, NMQ24, SMQ24 LM24(-/-F), NM24(-) SM24, GM24* N L AC...24V N L AC...24V 2 3 S S2 S3 S S2 S3 S S2 S3 2 3 S S2 S3 S S2 S3 S S2 S3...% LM23-S, NM23-S SM23-S...% LM23-S, NM23-S SM23-S LM23(-F), NM23 SM23(-F), SMD23, GM23 LM23(-F), NM23(-F) SM23(-F), SMD23, GM23* *GM.. only for Open/Close application. Wiring diagram: Modulating actuators parallel connection possible, please note the performance data. Position - signal voltage DC ()2...V % of 5 Reversing switch = Reversing switch = DC 2...V Open Open Closed Closed LM(Q)24-SR, NM(Q)24-SR SM(Q)24-SR, GM24-SR 2 5 [ V ] anti-clockwise -closing damper clockwiseclosing damper N L AC...24V 2 power output DC ()2...V DC 2...V LM23SR, NM23SR SM23SR V5.. 3 Subject to modification