background image

English (GB)

27

11.5 ALPHA3, XX-80

The pump incorporates overload protection.

12. Disposing of the product

This product or parts of it must be disposed of in an 
environmentally sound way:
1. Use the public or private waste collection service.
2. If this is not possible, contact the nearest Grundfos company 

or service workshop.

The crossed-out wheelie bin symbol on a product 
means that it must be disposed of separately from 
household waste. When a product marked 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.

TM

07

 15

95

 12

18

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

0

1

2

3

4

5

6

7

8

0

10

20

30

40

50

60

70

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

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

0

10

20

30

40

50

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

0

1

2

3

4

5

6

7

8

0

10

20

30

40

50

60

70

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

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

0

10

20

30

40

50

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

0

1

2

3

4

5

6

7

8

0

10

20

30

40

50

60

70

0.0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

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

0

10

20

30

40

50

Q [m³/h]

[m]

H

[kPa]

p

Q [l/s]

Q [m³/h]

[W]

P1

Q [m³/h]

[m]

H

[kPa]

p

Q [l/s]

Q [m³/h]

[W]

P1

Q [m³/h]

[m]

H

[kPa]

p

Q [l/s]

Q [m³/h]

[W]

P1

45 %

32 %

63 %

78 %

90 %

100 %

6 m

2 m

4 m

6 m

2 m

4 m

Speed

P1 [W]

I

1

 [A]

Min.

3

0.04

Max.

50

0.44

Connections

See section 

5.5.1 Unions and valve kits

.

System pressure

Maximum 1.0 MPa (10 bar)

Liquid temperature

2-110 °C (TF 110)

Specific EEI

 0.18

Summary of Contents for 98091786

Page 1: ...ALPHA3 Model B Installation and operating instructions GRUNDFOS INSTRUCTIONS...

Page 2: ...ng 17 7 6 Activating and deactivating Automatic night setback 17 7 7 Hydronic balancing 18 7 8 Firmware update 18 7 9 Resetting to factory settings 18 7 10 Setting the operating mode using the operati...

Page 3: ...ust be stopped If these instructions are not observed it may result in malfunction or damage to the equipment Tips and advice that make the work easier CAUTION Crushing of feet Minor or moderate perso...

Page 4: ...ings Fig 1 Mounting ALPHA3 3 2 Pump positions Always install the pump with a horizontal motor shaft within 5 Pump installed correctly in a vertical pipe See fig 2 A Pump installed correctly in a horiz...

Page 5: ...n 1 Remove the four screws TM05 5538 3812 2 Turn the pump head to the desired position You can turn the control box in steps of 90 TM05 5539 3812 3 Insert and cross tighten the screws TM05 5540 3812 C...

Page 6: ...ctric installation where an RCD is used as an additional protection this must be type A or better due to the nature of the pulsating DC leakage current The RCD must be marked with the symbol shown bel...

Page 7: ...ecause the pump is self venting through the system the noise ceases over a period of time Still we recommend venting the pump in new installations or when the pipes have been emptied and refilled with...

Page 8: ...ollowing liquids Thin clean non aggressive and non explosive liquids not containing solid particles or fibres Cooling liquids not containing mineral oil Softened water The kinematic viscosity of water...

Page 9: ...on site code 3rd and 4th figures year 5th and 6th figures week 14 Temperature class 15 Enclosure class 16 Part according to EEI 17 Crossed out wheeled bin according to EN 50419 18 Maximum system press...

Page 10: ...s in accordance with the EN 10226 1 standard Rc or Rp threads are internal threads with either tapered or cylindrical parallel threads You can screw male R threads conical into female Rc or Rp threads...

Page 11: ...Reader can be used as an extender The ALPHA Reader is the receiver and transmitter of pump real time performance data The unit uses a CR2032 lithium battery The unit is together with the Grundfos GO...

Page 12: ...at the pump operates in Underfloor mode The underfloor mode uses the AUTOADAPT function to automatically adjust the pump performance to the actual heat demand in the system The pump performance follow...

Page 13: ...tem and the actual heat demand The curve s setpoint is user defined in the Grundfos GO Remote app The setpoint can be chosen anywhere between the minimum and maximum proportional curve in intervals of...

Page 14: ...pump changes back to the curve for automatic night setback when the condition for automatic night setback is fulfilled again If there is insufficient heat in the heating system check whether automati...

Page 15: ...rts to flash blue See fig 29 A When Grundfos GO Remote is connected to the pump the symbol on the operating panel is permanently on See fig 29 B Fig 29 Operating panel when connecting the pump to Grun...

Page 16: ...Application Hydronic balancing optional In this step Grundfos GO Remote opens up the Grundfos GO Balance app from which the balancing is done If you to skip this step in the setup wizard balancing is...

Page 17: ...work week or Stop at night only The 9 to 5 work week template inserts an adjustable template for a typical work week Summer mode This setting allows you to preset the pump to stop operation in a spec...

Page 18: ...d to the pump Your smart device stays within the Bluetooth communication range Fig 33 Operating panel when updating the firmware 7 9 Resetting to factory settings The pump can be reset to its factory...

Page 19: ...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 WARNING Electric...

Page 20: ...4 Automatic deblocking In case of a blocked rotor the pump will start vibrating automatically with a frequency of around 3 Hz during startup Any dirt deposits that might prevent the impeller from rota...

Page 21: ...play is on the pump is running in forced pumping mode Check the system for defective non return valves and replace the valves if necessary Check the system for correct position of non return valves In...

Page 22: ...imum surface temperature will not exceed 125 C Liquid temperature 2 110 C Electrical data Supply voltage 1 x 230 V 10 50 60 Hz PE Insulation class F Power consumption when the pump is stopped that is...

Page 23: ...36 104 47 G 1 ALPHA3 15 80 130 130 54 54 44 44 36 104 47 G 1 ALPHA3 25 40 130 130 54 54 44 44 36 104 47 G 1 1 2 ALPHA3 25 60 130 130 54 54 44 44 36 104 47 G 1 1 2 ALPHA3 25 80 130 130 54 54 44 44 36...

Page 24: ...mm2 s 0 474 cSt The conversion between head H m and pressure p kPa has been made for water with a density of 1000 kg m3 For liquids with other densities for example hot water the outlet pressure is pr...

Page 25: ...2 0 4 0 6 0 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 2 4 Q m h 0 5 10 15 20 W P1 60 44 72 83 93 100 3 m 1 6 m 2 4 m 3 m 1 m 2 1 m 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 Q m h 0 1 2 3 4 m H 0 10 20 3...

Page 26: ...2 8 3 0 3 2 0 5 10 15 20 25 30 35 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 0 1 2 3 4 5 6 0 10 20 30 40 50 60 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 0 0 0 2 0 4 0 6 0 8 1 0...

Page 27: ...3 0 3 2 3 4 3 6 0 1 2 3 4 5 6 7 8 0 10 20 30 40 50 60 70 0 0 0 1 0 2 0 3 0 4 0 5 0 6 0 7 0 8 0 9 1 0 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 0 10 20 30 40 50 0 0 0...

Page 28: ...28...

Page 29: ...53 428 5005 Korea GRUNDFOS Pumps Korea Ltd 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...

Page 30: ...splayed 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 2019 Grundfos Holding A...

Reviews: