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Grundfos SCALA1 Installation And Operating Instructions Manual

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GRUNDFOS INSTRUCTIONS
SCALA1
Installation and operating instructions

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Summary of Contents for Grundfos SCALA1

  • Page 1 GRUNDFOS INSTRUCTIONS SCALA1 Installation and operating instructions...
  • Page 3 SCALA1 English (GB) Installation and operating instructions ............5 Български...
  • Page 4 Uppsetningar- og notkunarleiðbeiningar............1060 SCALA1...

  • Page 5: Table Of Contents

    Fault finding ......22 15.1 Grundfos Eye SCALA1 ..... . 22 15.2 The pump does not start .

  • Page 6: Notes

    1.2 Notes 2.3 Pumped liquids The symbols and notes below may appear in Grundfos installation DANGER and operating instructions, safety instructions and service Explosion risk instructions. Death or serious personal injury ‐ Do not use the product for flammable liquids such as diesel oil, petrol or similar liquids.

  • Page 7: Identification

    2.4 Identification 2.4.2 Type key for SCALA1 Example: 2.4.1 Nameplate for SCALA1 SCALA1 . 5- . 25 . 1x230V . 50 Hz . SCHUKO Description SCALA1 Type range DK-8850 Bjerringbro Denmark SCALA1 3-35 Max. flow rate [m PN 99530404 SN 00001...

  • Page 8: Installation Requirements

    4. Installation requirements 5.1 Positioning and mounting the product Always place the product in a horizontal position. A higher 4.1 Location inclination can cause electric shock due to condensation The product can be installed both indoors and outdoors. in the electrical insulation inside the control box. Please observe the following: 1.
  • Page 9 Correct pipe sizing for connection to the pump inlet or outlet 5.2.2 Maximum tapping point We recommend that you install the unit so that the height between the unit and the highest tapping point does not exceed the values shown in the table below. Inlet pipe with a gradual upward slope towards the pump Example: Pos.

  • Page 10: Installation Examples

    5.3 Installation examples 5.3.2 Suction from a tank We recommend that you follow the installation examples. Valves are not supplied with the pump. 5.3.1 Suction from a well Pos. Description Highest tapping point Pipe hangers Isolating valve Flexible hoses Pos. Description Drain to sewer Inlet filter...
  • Page 11 In some countries, boosting from the city water mains is depending on the vertical pipe length. The overview is only intended prohibited. Please follow local regulations regarding this as a guide. application. Mains water pressure boosting, SCALA1 Pos. Description Highest tapping point Inlet pipe length...

  • Page 12: Electrical Connection

    6. Electrical connection 6.2 Connecting products without a plug WARNING WARNING Electric shock Electric shock Death or serious personal injury Death or serious personal injury ‐ ‐ Power cables without a plug must be connected to a Switch off the power supply before you start any work supply disconnecting device incorporated in the fixed on the product.

  • Page 13: Starting Up The Product

    7. Starting up the product 7.3 Operation 7.3.1 Normal operation Do not turn on the power supply until the pump has been When water is consumed in the water supply system, the pump filled with liquid. starts if the starting conditions of the pump are fulfilled. This happens, for example, when a tap is opened, making the pressure in the system drop.

  • Page 14: Control Functions

    Pump is stopped. The stop icon will light up on the display. Bluetooth connect button enables communication with Grundfos GO Remote. Connection indicator light. It will light up when the connection to Grundfos GO Remote is established. Reset the alarms. The following alarm lights indicate an issue with installation: Leakage in the system.

  • Page 15: Auto Reset

    The pump will remain in normal operation. If the pump starts and stops in a fixed pattern, there is a leakage in the system, and the pump will stop and show red Grundfos Eye and LED icon indication.

  • Page 16: Setting The Product

    Make sure that the electrical installation supports the rated settings. current [A] of the product. See the nameplate of this Grundfos GO enables you to set functions and gives you access to product. status overviews, technical product information and current operating parameters.
  • Page 17 9.2.2.1 Enabling calendar function In the installation below, the level switch is used to signal the pump To enable this function, go to Grundfos GO Remote app and follow to run when the water level in the tank drops. these steps: The example below shows the float switch in the input closed 1.

  • Page 18: Resetting To Factory Settings

    Isolation valves Twin base plate Not pictured: communication cable and fixing screws SCALA1 can be easily set up as a twin boosting system by using Self-priming Positive inlet the accessory set and Grundfos GO Remote. In the twin setup, the two SCALA1 pumps communicate together via a cable included in the accessory set.

  • Page 19: Operation Modes And Parameters

    This means that the maximum performance of the system will be the same as the maximum performance of a single SCALA1 unit. In case one pump fails to start, the other one will run. PUNCH HOLE The pumps will switch priority at the start based on the alternation settings.

  • Page 20: Service

    10.2.1 Setting SCALA1 twin booster with Grundfos GO Remote 11. Service Setting the twin booster with Grundfos GO Remote can be done in WARNING two ways: Electric shock • initial setup: run on first connection, or through the assist tab in...

  • Page 21: Customer Service Information

    2. Deblock the pump shaft if it has seized up as a result of inactivity. 11.2 Customer service information Example: For further information on service parts, see Grundfos Product Center on www.product-selection.grundfos.com. 11.3 Service kits For further information on service kits, see Grundfos Product Center at www.product-selection.grundfos.com.

  • Page 22: Taking The Product Out Of Operation

    2. Open a tap to release the pressure in the pipe system. 15.1 Grundfos Eye SCALA1 3. Close the isolating valves and drain the pipes. Grundfos Eye indicates the operating conditions of the motor on the 4. Gradually loosen the drain plug to release the pressure in the motor operating panel.

  • Page 23: The Pump Does Not Start

    No power supply. Contact the power supply authorities. The difference between SCALA1 unit and Adjust the installation or select a SCALA1 the tapping point is too large. unit with a higher head. 15.3 The pump is not running Cause...

  • Page 24: The Pump Is Running

    Automatic Grundfos Eye Indicator light Cause Remedy reset Check the installation for leakage and reset the Maximum runtime has been exceeded. alarm. The internal non-return valve is defective or Clean, repair or replace the non-return valve. blocked in completely or partially open position.

  • Page 25: The Pump Cuts Out During Operation

    15.5 The pump cuts out during operation Condition Grundfos Eye Indicator light Automatic reset Cause Remedy Overheating due to excessive liquid temperature Supply cold liquid to the pump. above 45 °C. Overheating caused by – high ambient temperature 55 °C Contact your pump supplier.

  • Page 26: The Pump Does Not Stop

    2. Enable the Auto reset function. Example: If the fault disappears by itself, the pump will attempt to reset automatically, and the fault indication will disappear. The fault indication will still be visible in the Grundfos GO Remote alarm log.

  • Page 27: Technical Data

    16. Technical data 16.1 Operating conditions SCALA1 3-25 3-35 3-45 5-25 5-35 5-55 55 °C 55 °C 55 °C 55 °C 55 °C 55 °C Max. ambient temperature (131 °F) (131 °F) (131 °F) (131 °F) (131 °F) (131 °F) 45 °C...

  • Page 28: Electrical Data

    11.57 64.0 16.4 Dimensions and weights Pos. [mm] [mm] [mm] [mm] [mm] [inch] [inch] [inch] [inch] [inch] SCALA1 (all variants) 12.4 10.4 18.4 Weight SCALA1 3-25 SCALA1 3-35 SCALA1 3-45 SCALA1 5-25 SCALA1 5-35 SCALA1 5-55 [kg] [kg] [kg] [kg]...

  • Page 29: Air Handling Mode Performance Curves

    16.5 Air handling mode performance curves [ft] [ft] SCALA1 3-35 SCALA1 3-25 Airhandling Airhandling Q [m³/h] Q [m³/h] Q [US GPM] Q [US GPM] [hp] [hp] Airhandling Airhandling Q [m³/h] Q [m³/h] [ft] [ft] SCALA1 3-45 SCALA1 5-25 Airhandling Airhandling Q [m³/h]...

  • Page 30: Approvals

    Grundfos may void the user’s authority to operate this equipment. This radio transmitter (IC:10447A-GIM1A) has been approved by ISED to operate with Grundfos cellular module CIM 280-US (IC:10447A-CIM2X034G). Only the original Grundfos supplied antenna, part no. 99838775, is permitted.

  • Page 31: Disposing Of The Product

    1. Use the public or private waste collection service. The materials used in DMX pumps do not pose any health risk to 2. If this is not possible, contact the nearest Grundfos company or the person handling them. To identify the specific materials, check service workshop.
  • Page 32 Unit 1, Ground floor, Siu Wai industrial Turkey www.ba.grundfos.com Centre GRUNDFOS Pumps NZ Ltd. GRUNDFOS POMPA San. ve Tic. Ltd. Sti. E-mail: grundfos@bih.net.ba 29-33 Wing Hong Street & 68 King Lam 17 Beatrice Tinsley Crescent Gebze Organize Sanayi Bölgesi Street, Cheung Sha Wan...
  • Page 33 99735528 05.2023 ECM: 1367311 www.grundfos.com...

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