1、CC1N7812en17.03.2003Siemens Building TechnologiesHVAC ProductsISO 90017812Actuatorsfor air dampers and control valves of oil burnersSQM1.SQM2.Reversible electromotoric actuators Torques: - SQM1. up to 10 Nm- SQM2. up to 20 Nm Run times: - SQM1. 14.100 s- SQM2. 29.66 s Versions: - Clockwise or counte
2、rclockwise rotationThe SQM. and this Data Sheet are intended for use by OEMs which integrate theactuators in their products!UseThe reversible actuators of the SQM. range are for use in connection with controllersor switching devices equipped with changeover contacts.2/8Siemens Building Technologies
3、CC1N7812enHVAC Products 17.03.2003Warning notesTo avoid injury to persons, damage to property or the environment, the followingwarning notes should be observed!Only qualified staff may open, interfere with or modify the actuators! Before performing any wiring changes in the connection area of the ac
4、tuator, com-pletely isolate the equipment from the mains supply (all-polar disconnection) Ensure protection against electric shock hazard by providing adequate protectionfor the terminals Check to ensure that wiring is in an orderly state Fall or shock can adversely affect the safety functions. Such
5、 units may not be putinto operation, even if they do not exhibit any damageMounting notes Ensure that the relevant national safety regulations are complied with When mounting actuator and damper linkage, the geartrain can be disengagedwith a lever, thus allowing the actuators drive shaft to be easil
6、y adjusted in eitherdirection of rotationInstallation notes Installation work must be carried out by qualified staffCommissioning notes Commissioning work must be carried out by qualified staff Prior to commissioning, ensure that wiring is in an orderly stateNorms and standardsConformity to EEC dire
7、ctives- Electromagnetic compatibility EMC (immunity) 89 / 336 EEC- Low-voltage directive 73 / 23 EECService notes Maintenance work must be carried out by qualified staff Each time a unit has been replaced, check to ensure that wiring is in an orderlystateDisposal notesThe actuator contains electrica
8、l and electronic components and may not be disposed oftogether with household waste.Local and currently valid legislation must be observed.3/8Siemens Building Technologies CC1N7812enHVAC Products 17.03.2003Mechanical design- The actuators cover is made of impact-proof and heat-resistant plastic.Colo
9、r: Dark-grey- The housing of the geartrain in made of die-cast aluminium and has 4 threaded holesfor cable glands Pg11- Reversible, locking-proof synchronous motor- With adjustable cams- Setting scales beside the cams give the switching points angular position- The other cams can be adjusted manuall
10、y, either with the enclosed hook spanner ortool- Internally:Scale at the beginning of the cam stack on the geartrain side- Only SQM21.:Equipped with position indicator visible from outside (also refer to Dimens ions)- Screw terminals- The reduction gearing has self-lubricating sinter-bronze bearings
11、 and requires nomaintenance- Ready fitted to the front of the geartrain- Geartrain front is used as the mounting surface- Fixing by means of 3 threaded holes M5HousingActuatorAdjustment ofswitching pointsPosition indicatorElectrical connectionsGeartrainDrive shaftMounting and fixing4/8Siemens Buildi
12、ng Technologies CC1N7812enHVAC Products 17.03.2003Type codeVoltage / frequency:1 AC 110 V / 50.60 Hz2 AC 220.240 V / 50 Hz bzw. AC 220 V / 60 HzA87 DC 24 V / 60 HzConnection diagram:0 H 4 318 1521 0 Nr. 1 (refer to “Internal diagram“)3 H 4 318 1521 0 Nr. 1 (refer to “Internal diagram“)6 H 4 318 1522
13、 0 Nr. 2 (refer to “Internal diagram“)Number of auxiliary switches:5 5 auxiliary switches1 1 auxiliary switchRun time:90- 130-angular rotation5 14 s 20 s6 29 s 42 s7 70 s 100 s8 45 s 66 sMotorDirection of rotation (facing the drive shaft):0 Counterclockwise1 ClockwiseTorque:1 Standard 10 Nm2 Heavy d
14、uty 20 NmSQM 1 0 . 1 5 5 0 2 x x Serie 037812t01e/0303Type summaryRun time50 Hz ) forangular rotation) Direction of rotationwhen facing thedrive shaft and withcontrol voltageapplied toterminal 1Number ofauxiliaryswitchesNominaltorque )Start-ingtorqueHold-ingtorqueForAC 220.240 V50 Hz orAC 220 V60 Hz
15、 4)For AC 110 V50 Hz orAC 110 V 60 Hz(on request) 4)90 130 Type reference Type referenceStandard version, diameter of drive shaft 10 mm14 s 20 s 1 Counterclockwise 5 10 Nm 10 Nm 4 Nm SQM10.15502 -14 s 20 s 2 Counterclockwise 5 10 Nm 10 Nm 4 Nm SQM10.15562 SQM10.1556129 s 42 s 1 Counterclockwise 1 10
16、 Nm 15 Nm 7 Nm SQM10.16102 -29 s 42 s 1 Counterclockwise 5 10 Nm 15 Nm 7 Nm SQM10.16502 -29 s 42 s 1 Counterclockwise 5 10 Nm 15 Nm 7 Nm SQM10.16532 -29 s 42 s 2 Counterclockwise 5 10 Nm 15 Nm 7 Nm SQM10.16562 SQM10.1656170 s 100 s 1 Counterclockwise 5 10 Nm 15 Nm 15 Nm SQM10.17502 -29 s 42 s 1 Cloc
17、kwise 5 10 Nm 15 Nm 7 Nm SQM11.16502 -Heavy duty versionDiameter of drive shaft 12 mmGeartrain shafts made of hardened steel, gearwheels nitratedType SQM21. with external position indication (refer to Dimensions)29 s 42 s 1 Counterclockwise 5 20 Nm 20 Nm 12 Nm SQM20.16502 -45 s 66 s 1 Counterclockwi
18、se 5 20 Nm 20 Nm 12 Nm SQM20.18502 -29 s 42 s 1 Clockwise 5 20 Nm 20 Nm 12 Nm SQM21.16502 -45 s 66 s 1 Clockwise 5 20 Nm 20 Nm 12 Nm SQM21.18502 SQM21.18501) At 60 Hz, run times are about 17 % shorter) Based on 150,000 position changes) Wiring according to diagram no.4) Additional types on request5/
19、8Siemens Building Technologies CC1N7812enHVAC Products 17.03.2003OrderingWhen ordering, please give type references of actuator and accessories according toType summary.In addition to the actuator, the following item is to be ordered separately; it is also suppliedseparately: Changeover relay ASZ50.
20、5AccessoriesChangeover relay ASZ50.5 For single-wire control of SQM10. / SQM20.Potentiometer ASZ. Refer to Data Sheet 7921- For integration on site6/8Siemens Building Technologies CC1N7812enHVAC Products 17.03.2003Technical dataOperating voltage- At 50 Hz 6 %- At 60 Hz 6 %AC 220 V 15 %.AC 240 V +10
21、%AC 220 V 15 % / +10 %(AC 110 V versions on request)Switching capacity of endand auxiliary switches10 (3) A, AC 24.250 VPositioning angle up to 160 (scale range)Mounting position optionalSafety class IDegree of protection IP 54, DIN 40050 (provided cable entry isadequate and holes not used are close
22、doff)Cable entry M16 and M20 for2 x M16 x 1.5 and2 x M20 x 1.5Weight approx. 1.7 kgType of motor synchronous motorPower consumption 9 VATransport DIN EN 60 721-3-2Climatic conditions class 2K2Mechanical conditions class 2M2Temperature range -50.+60 CHumidity 95 % r.h.Operation DIN EN 60 721-3-3Clima
23、tic conditions class 3K5Mechanical conditions class 3M2Temperature range (switch on ratio 0.5) -20.+60 CHumidity 95 % r.h.Condensation, formation of ice and ingress of water are not permitted!FunctionThe synchronous motor drives the shaft via the geartrain. Attached to the drive shaft isa cam stack
24、which actuates the end and auxiliary switches. The switching position ofeach end and auxiliary switch can be adjusted within the operating range with the helpof the relevant cams.The control section includes 2 end switches and a maximum of 5 auxiliary switches. Inaddition, a potentiometer can be int
25、egrated (as a feedback potentiometer for P-control,or as a setting unit for slave control, or for remote position indication).General actuator dataEnvironmentalconditions7/8Siemens Building Technologies CC1N7812enHVAC Products 17.03.2003Internal diagramsDiagram no. 1 (H 4 318 1521 0)I II III IV V VI
26、 VII ASZ.MN 1 2 3 4 5 6 7 a b c11 12 13 14 15 16 1721 22 23 24 25 26 27SQM.7812a01/1097Diagram no. 2 (H 4 318 1522 0)I II III IV V VI VII ASZ.MN 1 2 3 4 5 6 7 a b c11 12 13 14 15 16 1721 22 23 24 25 26 27SQM.7812a02/1097130 0 30 40 60 44 50MN 1 2ASZ 50.511 12N21 22SQM.7812a03/1097R 36 32 31SQM.ASZ50
27、.58/8Siemens Building Technologies CC1N7812enHVAC Products 17.03.2003DimensionsDimensions in mm9030SQM 21M20 x 1.5634.412.316120120 82M55025 2477.5Woodruffkey 3 x 3.7 mmto DIN 6888 7812m01e/030326 1641abcde10 DIN 6888 2.5130min.*M20 x 1.5M16 x 1.5M16 x 1.5* Clearance required to remove the coverType reference a b c d eSQM1. 10h8 3N9 4 20 6SQM2. 12h8 3N9 4 21.5 4.5The groove on the actuators drive shaft is in the position shown when the cam stack isin the 0 position (as supplied).2003 Siemens Building TechnologiesSubject to change!
