20Nm SM..A..BELIMO HVAC Damper Actuator, Non spring Return

SM24A Damper actuator, Open-close, 3-point, AC/DC 24 V, 20 Nm	Damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC/DC 24 V • Control Open-close, 3-point
SM24A-S Damper actuator, Open-close, 3-point, AC/DC 24 V, 20 Nm, With integrated auxiliary switch	Damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC/DC 24 V • Control Open-close, 3-point • With integrated auxiliary switch
SM24A-SR Damper actuator, Modulating, AC/DC 24 V, 20 Nm	Modulating damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC/DC 24 V • Control Modulating DC (0)2...10 V • Position feedback DC 2...10 V
SM24AP5 Damper actuator, Open-close, 3-point, AC/DC 24 V, 20 Nm, With integrated feedback potentiometer	Damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC/DC 24 V • Control Open-close, 3-point • With integrated feedback potentiometer
SM24A-MF Damper actuator, parameterisable, Modulating, AC/DC 24 V, 20 Nm	Parameterisable damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC/DC 24 V • Control Modulating DC (0)2...10 V Variable • Position feedback DC 2...10 V Variable
SM230A Damper actuator, Open-close, 3-point, AC 230 V, 20 Nm	Damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC 230 V • Control Open-close, 3-point
SM230A-S Damper actuator, Open-close, 3-point, AC 230 V, 20 Nm, With integrated auxiliary switch	Damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC 230 V • Control Open-close, 3-point • With integrated auxiliary switch
SM230ASR Damper actuator, Modulating, AC 230 V, 20 Nm	Modulating damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC 230 V • Control Modulating DC (0)2...10 V • Position feedback DC 2...10 V
SMC24A-MF Damper actuator, parameterisable, Modulating, AC/DC 24 V, 20 Nm, Running time motor 35 s	Parameterisable damper actuator for adjusting dampers in technical building installations • Air damper size up to approx. 4 m² • Nominal torque 20 Nm • Nominal voltage AC/DC 24 V • Control Modulating DC (0)2...10 V Variable • Position feedback DC 2...10 V Variable • Running time motor 35 s Variable

Coding comparison table for Damper Actuators

General Damper Actutaors
Series	Old Code	New Code	Series	Old Code	New Code
CM..	CMU24	CM24-L / CM24-R	NM..	NMU24-S	NM24A-S
	CMU24-SR-R	CM24-SR-R		NMU24-SR	NM24A-SR
	CMU24-T	CM24-T-L / CM24-T-R		NMU24-T	NM24A-TP
	CMU230	CM230-L / CM230-R		NMU230	NM230A
LM..	LMU24	LM24A		NMU230-S	NM230A-S
	LMU24-F	LM24A-F		NMU230SR	NM230ASR
	LMU24-S	LM24A-S		NMU230-T	NM230A-TP
	LMU24-SR	LM24A-SR	SM..	SMU24	SM24A
	LMU24-T	LM24A-TP		SMU24-S	SM24A-S
	LMU230	LM230A		SMU24-SR	SM24A-SR
	LMU230-F	LM230A-F		SMU230	SM230A
	LMU230-S	LM230A-S		SMU230-S	SM230A-S
	LMU230SR	LM230ASR		SMU230SR	SM230ASR
	LMU230-T	LM230A-TP	GM..	GMU24	GM24A
	LMU72	LM72A		GMU24-SR	GM24A-SR
NM..	NMU24	NM24A		GMU230	GM230A
Fast Running Damper Actutaors
LMQ..	LMQU24	LMQ24A	SMQ..	SMQU24	SMQ24A
	LMQU24-SR	LMQ24A-SR		SMQU24-SR	SMQ24A-SR
NMQ..	NMQU24	NMQ24A	SMD..	SMDU230	SMD230A
	NMQU24-SR	NMQ24A-SR
Electronic Fail-Safe Damper Actutaors
GK..	GKU24	GK24A-1	GK..	GKU24-MF	GK24A-MF
Mechanical Fail-Safe Damper Actutaors
NFA..	NFU	NFA	EF..	EFU24-S2	EF24A-S2
	NFU-S2	NFA-S2		EFU24-SR	EF24A-SR
	NFU24-SR	NF24A-SR		EFU230-S2	EF230A-S2
SFA..	SFU	SFA
	SFU-S2	SFA-S2
	SFU24-SR	SF24A-SR