Grundfos 509921 Instructions Manual Download Page 1 | Manualshive

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ALPHA1 L

Installation and operating instructions

GRUNDFOS

INSTRUCTIONS

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Summary of Contents for 509921

Page 1: ...ALPHA1 L Installation and operating instructions GRUNDFOS INSTRUCTIONS ...

Page 2: ...des 11 6 3 Control signal 12 6 4 Pump performance 14 7 Setting the product 15 7 1 Setting the PWM input signal 16 8 Servicing the product 16 8 1 Dismantling the product 16 8 2 Dismantling the plug 16 9 Fault finding the product 17 9 1 Deblocking the shaft 17 10 Technical data 18 10 1 Dimensions ALPHA1 L XX 40 XX 60 15 65 19 10 2 Dimensions ALPHA1 L 25 65 20 11 Performance curves 20 11 1 Guide to p...

Page 3: ...Observe these instructions for explosion proof products A blue or grey circle with a white graphical symbol indicates that an action must be taken A red or grey circle with a diagonal bar possibly with a black graphical symbol indicates that an action must not be taken or must be stopped If these instructions are not observed it may result in malfunction or damage to the equipment Tips and advice ...

Page 4: ...wer supply before starting any work on the product Make sure that the power supply cannot be accidentally switched on CAUTION Hot surface Minor or moderate personal injury The pump housing may be hot due to the pumped liquid being scalding hot Close the isolating valves on both sides of the pump and wait for the pump housing to cool down CAUTION Pressurised system Minor or moderate personal injury...

Page 5: ...njury Connect the pump to protective earth DANGER Electric shock Death or serious personal injury In case of an insulation fault the fault current may be a pulsating DC Observe national legislation about requirements for and selection of Residual Current Device RCD when installing the pump The pump is not a safety component and cannot be used to ensure functional safety in the final appliance Step...

Page 6: ...3 Venting the pump The pump is self venting through the system 4 2 Starting up the pump 7 Refit the terminal cover See A Note It is possible to turn the power supply plug on the side for a 90 cable entry See B TM06 8549 0918 TM06 8550 0918 8 Tighten the union nut TM06 8551 0918 9 Tighten the cable gland onto the power supply plug TM06 8552 0918 10 Insert the power supply plug into the male plug on...

Page 7: ...with constant or variable flows where it is desirable to optimise the pump duty point Installation in existing systems where the differential pressure of the pump is too high during periods of reduced flow demand Installation in new systems for automatic adjustment of the performance to flow demands without the use of bypass valves or similar expensive components 5 3 Pumped liquids The pump is sui...

Page 8: ...fficiency Index EEI 6 Voltage V 7 Average power input PL avg Ecodesign regulation 8 Model designation 9 Product number 10 Serial number 11 Country of origin 12 Frequency Hz 13 Part according to EEI 14 Enclosure class 15 Manufacturer s name and address 16 Production code 1st and 2nd figures production site code 3rd and 4th figures year 5th and 6th figures week 17 Minimum liquid temperature 18 Produ...

Page 9: ...10226 1 standard Rc or Rp threads are internal threads with either tapered or cylindrical threads You can screw conical male R threads into female Rc or Rp threads See fig 9 Fig 9 G threads and R threads 5 5 2 Insulating shells The accessory set is tailored to the individual pump type The insulating shells enclose the entire pump housing and are easy to fit around the pump Product numbers unions A...

Page 10: ...ect the cable to the control box by a mini superseal plug See section 7 1 Setting the PWM input signal The optional signal cable is available as an accessory The cable length must not exceed 3 metres Fig 10 Mini superseal plug TM06 4414 Conductor Colour Signal input Brown Signal reference Blue Signal output Black Product Product description Length mm Product number Installer plug 99439948 Mini sup...

Page 11: ...emand in the system following a proportional pressure curve Fig 12 Proportional pressure curve 6 2 2 Underfloor heating mode The underfloor heating mode adjusts the pump performance to the actual heat demand in the system following a constant pressure curve Fig 13 Constant pressure curve TM06 7286 4616 Symbol Description Button I II III Constant curve or constant speed curve I II and III Radiator ...

Page 12: ...mp For instructions on how to set the connection see section 7 1 Setting the PWM input signal Duty cycle d 100 x t T Example Fig 15 PWM signal 6 3 1 Interface The pump s interface consists of an electronic part connecting the external control signal to the pump The interface translates the external signal into a signal type that the microprocessor can understand In addition the interface ensures t...

Page 13: ...a TM06 9136 1617 PWM input signal Pump status 10 Maximum speed max 10 84 Variable speed min to max 84 91 Minimum speed IN 91 95 Hysteresis area on off 95 or 100 Standby mode off TM07 1313 1118 PWM input signal Max Speed PWM input signal Max Speed 25 50 100 150 200 250 10 20 30 40 50 60 70 80 90 100 Power W Standby stop Alarm stop fault blocked pump Alarm stop electrical fault Warning Saturation at...

Page 14: ...ditions III Constant curve or constant speed III The pump runs at a constant speed and consequently on a constant curve At speed III the pump is set to run on the maximum curve under all operating conditions Quick venting of the pump can be obtained by setting the pump to speed III for a short period Radiator heating mode proportional pressure curve The duty point of the pump will move up or down ...

Page 15: ...al equals 0 the pump will switch to the control mode selected before connecting to a PWM signal For details on setting the PWM input signal see section 7 1 Setting the PWM input signal To select the fixed proportional pressure curve press and hold the button for 3 seconds To disable this control mode press and hold the button for 3 seconds To learn more about each control mode see section 6 2 Cont...

Page 16: ...mp 4 Loosen the fittings 5 Remove the pump from the system 8 2 Dismantling the plug 1 Loosen the cable gland and unscrew the union nut in the centre of the terminal cover 2 Detach the terminal cover 3 Loosen the screws on the power supply plug and disconnect the cable conductors 4 Pull the power cable back through the cable gland and terminal cover Conductor Colour Signal input Brown Signal refere...

Page 17: ...arms are active at the same time the LEDs only show the error with the highest priority The priority is defined by the sequence of the table DANGER Electric shock Death or serious personal injury Switch off the power supply before starting any work on the product Make sure that the power supply cannot be accidentally switched on CAUTION Hot surface Minor or moderate personal injury The pump housin...

Page 18: ...imum 1 0 MPa 10 bar Inlet pressure Liquid temperature Minimum inlet pressure 75 C 0 005 MPa 0 05 bar 0 5 m head 95 C 0 05 MPa 0 5 bar 5 m head Maximum inlet pressure 1 MPa 10 bar Ambient temperature 0 55 C Liquid temperature 2 95 C Liquid Maximum water propylene glycol mixture is 50 Viscosity Maximum 10 mm2 s Maximum altitude of installation 2000 m above sea level Electrical data Supply voltage 1 ...

Page 19: ...A1 L 15 65 130 88 64 54 54 46 47 25 102 47 149 G 1 ALPHA1 L 20 40 130 88 64 54 54 46 47 25 102 47 149 G 1 1 4 ALPHA1 L 20 60 130 88 64 54 54 46 47 25 102 47 149 G 1 1 4 ALPHA1 L 25 40 130 88 64 54 54 46 47 25 102 47 149 G 1 1 2 ALPHA1 L 25 40 180 88 64 54 54 46 46 25 102 47 149 G 1 1 2 ALPHA1 L 25 60 130 88 64 54 54 46 47 25 102 47 149 G 1 1 2 ALPHA1 L 25 60 180 88 64 54 54 46 46 25 102 47 149 G 1...

Page 20: ...on the following pages Test liquid airless water The curves apply to a density of ρ 983 2 kg m3 and a liquid temperature of 60 C All curves show average values and must not be used as guarantee curves If a specific minimum performance is required individual measurements must be made The curves apply to a kinematic viscosity of 0 474 mm2 s 0 474 cSt The EEI values obtained according to EN 16297 par...

Page 21: ...0797 1018 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8Q m h 0 1 2 3 4 5 m H 0 10 20 30 40 50 kPa p 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 Q l s 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8Q m h 0 5 10 15 20 25 W P1 Setting P1 W I1 A Min 4 0 05 Max 25 0 26 ...

Page 22: ...4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 Q m h 0 1 2 3 4 5 6 m H 0 10 20 30 40 50 60 kPa p 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 Q l s 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 Q m h 0 10 20 30 40 50 W P1 Setting P1 W I1 A Min 4 0 05 Max 45 0 42 ...

Page 23: ...d with this symbol reaches its end of life take it to a collection point designated by the local waste disposal authorities The separate collection and recycling of such products will help protect the environment and human health See also end of life information at www grundfos com product recycling TM07 0799 1018 0 0 0 2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 2 6 2 8 3 0 3 2 3 4 3 6 Q m h 0 ...

Page 24: ... NO 10 A ŞEHİTKAMİL 0342 321 69 66 0532 698 69 66 0342 321 69 61 MEHMET DUMAN mduman asinteknoloji com tr ARI MOTOR İSTANBUL ORHANLI MESCİT MH DEMOKRASİ CD BİRMES SAN SİT A 3 BLOK NO 9 TUZLA İSTANBUL 0216 394 21 67 0532 501 47 69 0216 394 23 39 EMİN ARI aycan arimotor com tr SERİ MEKANİK İSTANBUL SEYİTNİZAM MAH DEMİRCİLER SİT 7 YOL NO 6 ZEYTİNBURNU İSTANBUL 0212 679 57 23 0532 740 18 02 0212 415 6...

Page 25: ...6th Floor Aju Building 679 5 Yeoksam dong Kangnam ku 135 916 Seoul Korea Phone 82 2 5317 600 Telefax 82 2 5633 725 Latvia SIA GRUNDFOS Pumps Latvia Deglava biznesa centrs Augusta Deglava ielā 60 LV 1035 Rīga Tālr 371 714 9640 7 149 641 Fakss 371 914 9646 Lithuania GRUNDFOS Pumps UAB Smolensko g 6 LT 03201 Vilnius Tel 370 52 395 430 Fax 370 52 395 431 Malaysia GRUNDFOS Pumps Sdn Bhd 7 Jalan Peguam ...

Page 26: ...displayed in this material including but not limited to Grundfos the Grundfos logo and be think innovate are registered trademarks owned by The Grundfos Group All rights reserved 2021 Grundfos Holding A S all rights reserved www grundfos com ...

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