Siemens SQM20 / 21 Actuator

SQM20 and SQM21 Actuators for air dampers and control valves of oil burners. Heavy Duty Actuators with a Diameter of drive shaft 12mm, and gear trained shafts made of hardened steel   High Quantities and less-common models may take an additional 10 days for shipment. Contact us via phone or Email to request more information on availability.    Available Models: All Models have 15"/lb Nominal Torque and 5 Switches SQM20.16502 - Counter Clockwise, 29 second running time for 90° at 50 Hz, 220 V SQM20.18502 - Counter Clockwise, 45 second running time for 90° at 50 Hz, 220 V SQM20.18501 - Counter Clockwise, 45 second running time for 90° at 50 Hz, 110 V SQM21.16502 - Clockwise, 29 second running time for 90° at 50 Hz, 220 V SQM21.18502 - Clockwise, 45 second running time for 90° at 50 Hz, 220 V SQM21.18501 - Clockwise, 45 second running time for 90° at 50 Hz, 110 V Resources: SQM1x / SQM2x Actuators Technical Literature      Also See from Siemens LME Series: Burner Controls Program Modules Actuators Flame Sensors Other Accessories   Burner Controls LME1 Gas Burner Control LME2 Gas Burner Control LME4 Gas Burner Control LME71 Burner Control LME73 Burner Control LME75/76 Burner Control   Program Modules PME71 Program Module PME73 Program Module     Actuators SQN7 Reversing Actuator SQM10 / 11 Actuator SQM20 / 21 Actuator SQM40 / 41 Actuator SQM5 Reversing Actuator VA Valve Actuator Assemblies   Flame / UV Sensors QRA2 Flame Detector QRA4 Flame Scanner QRA10 Flame Detector QRB Photo Resistive Flame Detector   Self Check Scanners for LME75 QRA7 Flame Detector AGM23U Cable for QRA7 Scanner AGG16.U Mounting Adaptor for QRA7 Scanner QRI2 Infared Flame Detector AGG2.120 Connection Adaptor for QRI Scanner AGG2.110 Mounting Kit for QRI Scanner   Other Accessories   Display and Operating Units AZL2 Display Units Communication and service tools AGV50 Signal Cable OCI417.10 Protocol Interface OCI410 Interface for PC Enlosures LME7 Enclosure Kit //