Grundfos TPE2 Series Installation And Operating Instructions Manual
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Grundfos TPE2 Series Installation And Operating Instructions Manual

Grundfos TPE2 Series Installation And Operating Instructions Manual

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GRUNDFOS INSTRUCTIONS
TPE2 (D),TPE3 (D)
Installation and operating instructions
TPE2 (D), TPE3 (D)
Installation and operating instructions
(all available languages)
http://net.grundfos.com/qr/i/93024260

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  • Page 1 GRUNDFOS INSTRUCTIONS TPE2 (D),TPE3 (D) Installation and operating instructions TPE2 (D), TPE3 (D) Installation and operating instructions (all available languages) http://net.grundfos.com/qr/i/93024260...
  • Page 3 TPE2 (D),TPE3 (D) English (GB) Installation and operating instructions ........4 Appendix A .

  • Page 4: Table Of Contents

    English (GB) Installation and operating instructions Original installation and operating instructions Grundfos GO ....49 11.1 Communication ....49 Table of contents 11.2...

  • Page 5: General Information

    ..... . . 99 The symbols and hazard statements below may 21.5 The pump performance is not constant . . . 99 appear in Grundfos installation and operating 21.6 The pump runs but delivers no water . . instructions, safety instructions and service instructions.

  • Page 6: Abbreviations And Definitions

    Digital input Digital output ELCB Earth-leakage circuit breaker Functional module Grundfos Digital Sensor Factory-fitted sensor in some Grundfos pumps Proprietary Grundfos fieldbus GENIbus standard Ground fault circuit interrupter GFCI...

  • Page 7: Product Introduction

    3. Product introduction Pos. Description These installation and operating instructions apply to Rated pump speed the Grundfos TPE2, TPE2 D and TPE3, TPE3 D Hydraulic efficiency at best efficiency point pumps. The pumps are fitted with frequency-controlled Minimum efficiency index...

  • Page 8: Type Key

    3.2 Type key Example: TPE3 D 65-120 S-A-F-A-BQQE-FAB Code Type Explanation TPE3 Pump range, electronically speed-controlled pump TPE2 Without built-in sensor TPE3 Built-in differential-pressure and temperature sensor Twin-head pump Nominal diameter of inlet and outlet ports [mm] Maximum head [decimeters (dm)] -120 Built-in differential-pressure and temperature sensor Without built-in sensor...
  • Page 9 4000-5900 3.2.1 Codes for shaft seal Example: BQQE Code Type Explanation Grundfos type designation O-ring seal with fixed seal driver Rubber bellows seal O-ring seal, balanced Bellows seal with reduced seal faces O-ring seal with reduced seal faces Material of rotating face...

  • Page 10: General Description

    MGE motors. batteries must be carried out by a The product contains a class 1 radio. qualified person. Grundfos will support the product with • The battery contained within this security updates for at least 2 years from product, whether new or used, is production of the unit.

  • Page 11: Receiving The Product

    TPE2, TPE3 2. Check that no visible parts have been damaged. If parts are damaged or missing, contact your local Grundfos sales company. 5.4 Handling the product Observe local regulations setting limits for manual lifting or handling. The motor weight is stated on the nameplate.

  • Page 12: Applications

    Pumps with motors of 11 kW and up may only be In such cases, fit the pump with a bigger motor. If in installed in horizontal pipes with the motor in vertical doubt, contact Grundfos. position. The EPDM O-rings fitted as standard are primarily However, some TP, TPE pumps of 11 kW and up suitable for water.
  • Page 13 In installations where the pump is suspended directly in the pipes, the pump can support the pipe length L on both sides of the pump (L less than 3 × DN), see the figure below. In installations where the pump is suspended directly in the pipes, the pump must be lifted and held in correct position by means of ropes or similar until both pump flanges are completely...

  • Page 14: Mechanical Installation

    7.2 Mechanical installation You can install TP pumps with motors smaller than 11 kW in horizontal or vertical pipes. Installation of motor sizes smaller than 11 kW You can suspend pumps with motors smaller than 11 kW directly in the pipes, provided the pipes can support the pump.
  • Page 15 TP, TPE pumps from 11 kW and up suspended in the pipes Pump type PN 6 PN 16 [kW] 50 Hz TPE2/TPE3 40-630 ● ● TPE2/TPE3 50-760 ● ● TPE2/TPE3 50-810 ● ● TPE2/TPE3 50-820 ● 18.5 ● TPE2/TPE3 50-830 ●...
  • Page 16 7.2.1 Pipes 7.2.2 Changing terminal box positions Fit isolating valves on either side of the pump to avoid DANGER draining the system if the pump needs to be cleaned Electric shock or repaired. Death or serious personal injury The pump is suitable for pipeline mounting, provided ‐...
  • Page 17 Grundfos base plate to the pump. The base plate is available as an optional extra. Twin-head pumps have four tapped holes in the bottom of the pump housing.

  • Page 18: Electrical Connection

    Electric shock condensation on the electronic components. See Death or serious personal injury figure Examples of covers, not supplied by Grundfos. ‐ Switch off the power supply to the product including the power supply for When fitting a cover to the motor, observe the signal relays.
  • Page 19 • TN-C-S earthing system 1. Connect the switch via terminals 2 (DI1) and 6 (GND). • TT earthing system A jumper is added from factory. 7.3.2 Protection against electric shock, indirect contact 2. Enable the External stop function. Default setting from factory. WARNING Electric shock 7.3.7 Cable requirements...
  • Page 20 Cable cross-section data for MGE motors 3 × 380-500 V, 50/60 Hz, Model J Cable cross- Speed Power P2 Supply voltage Nominal current section [rpm] [kW] 3 × 380-500 4.3 - 3.6 3 × 380-500 5.8 - 4.6 1450-2200 3 × 380-500 7.7 - 6.0 3 ×...
  • Page 21 Cable cross- Nominal Cable cross- Speed Power P2 Supply voltage section current section [rpm] [kW] [AWG] 3 × 380-480 26.7 - 22 2900-4000 18.5 3 × 380-480 33 - 27.8 3 × 380-480 39.2 - 31.5 3 × 200-240 V, 50/60 Hz, Model K Cable cross- Nominal Cable cross-...
  • Page 22 Conductors Conductor types Model J: Use stranded or solid copper conductors only. Model K: Use stranded copper conductors only. Conductor temperature ratings Model J: Use minimum 60 °C copper conductors. Model K: Use minimum 75 °C copper conductors. The wire sizes for the mains supply must be sized for a wire size which is suitable for at least 125% of the rated input current of the motor drive Model K...
  • Page 23 7.3.8.4 Overtemperature protection The motor is thermally protected by a temperature measurement in the drive. It can handle the lack of airflow over the motor in case the fan cover is blocked. It also means that the protection has a built- in memory retention.
  • Page 24 7.3.8.6 Short-circuit current The product's electronic power output short-circuit protection circuitry meets the requirements of IEC 60364-4-41:2005/AMD1:-, Clause 411. Model J: If a short circuit occurs, the pump can be used on a power supply delivering not more than 5000 RMS symmetrical amperes, 600 V maximum. Model K: Suitable for use on a circuit capable of delivering not more than 5000 rms symmetrical amperes, when protected by gG fuses.
  • Page 25 The module has these connections: • two analog inputs • two digital inputs or one digital input and one open-collector output • Grundfos Digital Sensor input and output • one signal relay output • GENIbus/Modbus connection • two Safe Torque Off (STO) inputs •...
  • Page 26 0.5 - 3.5 V, 0-5 V or 0-10 V. +5 V Power supply to a potentiometer or sensor Signal ground GDS TX Grundfos Digital Sensor output GDS RX Grundfos Digital Sensor input +5 V Power supply to a potentiometer or sensor...
  • Page 27 Terminal Type Function GENIbus, B GENIbus, B (-) / Modbus, D0 (-) Analog input: • 0-20 mA or 4-20 mA • 0.5 - 3.5 V, 0-5 V or 0-10 V. Digital input, configurable Digital input 1 is factory-set to be start or stop input where an open circuit results in stop.
  • Page 28 • Grundfos Digital Sensor input and output lengths. • two Pt100/1000 inputs The inputs and outputs are internally separated from •...
  • Page 29 Open collector: Maximum 24 V resistive or inductive +24 V Power supply Analog input: • 0-20 mA or 4-20 mA • 0.5 - 3.5 V, 0-5 V or 0-10 V. +5 V Power supply to a potentiometer or sensor Signal ground GDS TX Grundfos Digital Sensor output...
  • Page 30 Terminal Type Function GDS RX Grundfos Digital Sensor input Signal ground Digital input/output, configurable DI4/OC2 Open collector: Maximum 24 V resistive or inductive Pt100/1000 input 2 Pt100/1000 sensor input 2 Pt100/1000 input 1 Pt100/1000 sensor input 1 LiqTec sensor input 1...
  • Page 31 Grundfos Eye is off The power is off. Operation Pump running Ready Alarm Warning Operating mode Grundfos Eye is rotating green The pump runs in Normal mode in open or closed loop. Operation Pump running Ready Alarm Warning Operating mode Normal Min.
  • Page 32 Grundfos Eye is permanently green The pump is ready for operation but is not running. Operation Pump running Ready Alarm Warning Operating mode Stop Grundfos Eye is rotating yellow There is a warning, but the pump is running. Operation Pump running...
  • Page 33 Grundfos Eye is rotating red There is an alarm, but the pump is running. Operation Pump running Ready Alarm Warning Operating mode Normal Min. Max. Grundfos Eye is rotating red There is an alarm, but the pump is running. Operation...
  • Page 34 7.3.8.9 Signal cables Use screened cables with a cross-sectional area of minimum 0.5 mm and maximum 1.5 mm for the external on/off switch, digital inputs, setpoint and sensor signals. The wires in the motor terminal box must be as short as possible.
  • Page 35 Contact Grundfos for further information. If you use a bus signal, the local settings made via Grundfos GO or the HMI 300 or 301 operating panel will be overruled. In case the bus signal fails, the product will...

  • Page 36: Startup

    8. Startup 10. Fit the cover by leading the slits into the end with the plug connection and clicking the locking tabs onto the isolation cover. 8.1 Flushing the pipe system 11. Press down the module using your fingers. Check Before starting up the pump for the first that the plug has been pressed home.

  • Page 37: Starting The Pump

    8.4 Shaft seal run-in You can fill the inlet pipe with liquid and vent it before you connect it to the pump. You can also install a The seal faces are lubricated by the pumped liquid, priming device before the pump. meaning that there may be a certain amount of leakage from the shaft seal.

  • Page 38: Operating Conditions

    For the calculation of specific inlet pressures, contact shaft seal type and the pump type. the local Grundfos company or see the data booklet for TP, TPD, TPE, TPED, TPE2, TPE2 D, TPE3 and Depending on the cast-iron version and the pump...

  • Page 39: Installation Altitude

    9.10 Installation altitude 9.12 Cooling the motor The installation altitude is the height above sea level • Install the motor allowing a distance of minimum of the installation site. 50 mm between the end of the fan cover and the wall or another fixed object.

  • Page 40: User Interfaces

    Electric shock Death or serious personal injury ‐ If the operating panel is cracked or perforated, replace it immediately. Contact the nearest Grundfos sales company. You can change the settings by means of the following user interfaces: • HMI 200 operating panel •...

  • Page 41: Symbol Description

    Pos. Symbol Description Grundfos Eye: The indicator light shows the operating status of the product. Light fields for indication of the setpoint. Up/Down: The buttons change the setpoint. Communication: The button enables communication with Grundfos GO and other products of the same type.
  • Page 42 Switch off the power supply until the indicator lights are off. Switch the external start and stop input off, and then on again. Use Grundfos GO. Use the digital input if you have set it to Alarm resetting. 10.1.4 Setting to minimum speed The motor must not be in operating mode Stop.

  • Page 43: Operating Panels, Hmi 300 And 301

    • enable communication with Grundfos GO and other products of the same type. When you try to establish radio communication between the product and Grundfos GO or another product, the green indicator light in Pos.
  • Page 44 10.2.1 Home display Home Status Settings Assist Setpoint Control mode 5.00 bar Const. pressure Operating mode Actual controlled value Normal 4.90 bar Status Settings Assist Setpoint Control mode 5.00 bar Const. pressure Pos. Symbol Description Home: This menu shows up to four user-defined parameters. You can access each parameter directly from this menu.
  • Page 45 ● ● Analog input 1 ● ● ● Analog input 2 ● ● ● ● ● ● Analog input 3 Grundfos Direct Sensor ● ● ● Pt100/1000 input 1 ● ● ● ● ● ● Pt100/1000 input 2 ● ●...
  • Page 46 Multipump Status TPE2, TPE2 D TPE3, TPE3 D system Hours counter ● ● Temperature 1 ● ● Temperature 2 ● ● Differential temp. ● ● Operating log ● ● Operating hours ● ● ● Fitted modules ● ● ● ● ●...
  • Page 47 ● Analog input 1, setup ● ● ● Analog input 2, setup ● ● ● Analog input 3, setup ● ● ● Grundfos Direct Sensor ● ● ● Pt100/1000 inputs ● ● ● Pt100/1000 input 1, ● ● ● setup Pt100/1000 input 2, ●...
  • Page 48 Multipump Settings TPE2, TPE2 D TPE3, TPE3 D system Limit-exceeded ● ● ● function Special functions ● ● ● Pulse flowmeter setup ● ● ● Ramps ● ● ● Standstill heating ● ● ● Communication ● ● ● Pump number ●...

  • Page 49: Grundfos Go

    20 cm from any body parts. Bluetooth communication can take place at Human tissue may be heated by RF distances up to 10 m. The first time Grundfos energy. GO communicates with the product, you enable communication by pressing the Communication Installers and end users must be provided button or OK on the operating panel.

  • Page 50: Menu Overview For Grundfos Go

    11.2 Menu overview for Grundfos GO Multipump TPE2, TPE2 D TPE3, TPE3 D system Dashboard ● ● ● Multipump View all metrics TPE2, TPE2 D TPE3, TPE3 D system Pump and application ● ● ● Actual controlled ● ● ●...
  • Page 51 Multipump View all metrics TPE2, TPE2 D TPE3, TPE3 D system Analog, Output ● ● ● ● Pt100/1000 input 1 ● ● Pt100/1000 input 2 Digital input 1 ● ● Digital input 2 ● ● Digital input/output 3 ● ● Digital input/output 4 ●...
  • Page 52 Inputs/outputs ● ● Analog input 1 ● ● Analog input 2 ● ● ● ● Analog input 3 Grundfos Direct ● ● Sensor Analog output ● ● Pt100/1000 input 1 ● ● ● ● Pt100/1000 input 2 Digital input 1 ●...
  • Page 53 Multipump Settings TPE2, TPE2 D TPE3, TPE3 D system Limit 1 exceeded ● ● ● Limit 2 exceeded ● ● ● ● ● ● Limit 3 exceeded Limit 4 exceeded ● ● ● Motor bearing ● ● monitoring Special functions ●...

  • Page 54: Setting The Product

    12. Setting the product Pos. Description You can set control functions via Grundfos GO, Flow-pipe temperature Grundfos GO Link or the HMI 300 or HMI 301 Return-pipe temperature operating panel. • If only one function name is mentioned, it refers to both Grundfos GO and the operating panel.

  • Page 55: Set Manual Speed

    Manual, the product starts running the pump performance according to the actual system at the set speed. characteristic. With Grundfos GO, you can set the speed via the Setpoint menu. Manual setting of the setpoint is not possible. set1...
  • Page 56 When the pump registers a lower head on the 25 % maximum curve, A , the AUTOADAPT function automatically selects a correspondingly lower control curve, H . If the valves in the system close, the set2 pump adjusts its performance to A Original duty point.
  • Page 57 12.6.3 Proportional pressure 12.6.4 Constant pressure Pump variant Proportional pressure Pump variant Constant pressure TPE2, TPE2 D TPE2, TPE2 D ● TPE3, TPE3 D ● TPE3, TPE3 D ● The head of the pump is reduced at decreasing water We recommend this control mode if the pump is demand and increased at rising water demand.
  • Page 58 12.6.5 Constant temperature 12.6.6 Constant differential pressure Pump variant Constant temperature Constant differential Pump variant pressure TPE2, TPE2 D ● TPE2, TPE2 D ● TPE3, TPE3 D ● TPE3, TPE3 D ● This control mode ensures a constant temperature. Constant temperature is a comfort control mode that The pump maintains a constant differential pressure, you can use in domestic hot-water systems to control independently of the flow rate in the system.
  • Page 59 12.6.7 Constant differential temperature Constant differential Pump variant temperature Δp TPE2, TPE2 D ● TPE3, TPE3 D ● • Two external pressure sensors. Constant differential-pressure control is The pump maintains a constant differential achievable with two individual pressure sensors. temperature in the system and the pump performance The pump uses the inputs from the two sensors is controlled according to this.
  • Page 60 The pump uses the input from the sensor to 12.6.8 Constant flow rate control the differential temperature. You can set the sensor manually or by using the Pump variant Constant flow rate Assist menu. See the section on assisted pump TPE2, TPE2 D ●...
  • Page 61 12.6.9 Constant level Controller settings For recommended controller settings, see the section on the controller. Pump variant Constant level Related information TPE2, TPE2 D ● 12.17 Controller (Controller settings) TPE3, TPE3 D ● 12.6.10 Constant other value The pump maintains a constant level, independently of the flow rate.

  • Page 62: Setting The Proportional Pressure

    12.7 Setting the proportional pressure 25 % Setting the proportional Pump variant pressure TPE2, TPE2 D TPE3, TPE3 D ● Related information 12.6.3 Proportional pressure 12.7.1 Control curve function You can set the proportional curve either to quadratic or linear to match the system curve. FLOWLIMIT 12.7.2 Zero flow head You can set this value in percentage of the setpoint,...

  • Page 63: Analog Inputs

    12.10 Analog inputs Changeover to normal duty takes place without a time lag when the temperature has increased by approximately 10 °C. Pump variant Analog inputs Note: You cannot enable automatic night setback when the pump is in constant-curve mode. TPE2, TPE2 D ●...
  • Page 64 Measured parameter Select one of the below parameters to be measured in the system by the sensor connected to the input. DPT DTT Setpoint influence, 0.5 - 3.5 V, 0-5 V, 0-10 V; 0/4-20 Pos. Description Potentiometer External controller Pos. Sensor function/measured parameter To set the input, make the settings below: Inlet pressure...

  • Page 65: Grundfos Direct Sensor

    TPE3, TPE3 D ● Pump flow /h, l/s, yd /h, gpm Grundfos Direct Sensor is a digital sensor that auto Liquid temperature °C, °F detects range and unit. Other parameter Grundfos Direct Sensor always has the capability to also measure the media temperature.
  • Page 66 Measured parameter • Setpoint influence The input signal is used for influencing the Select one of the below parameters to be measured setpoint. in the system by the sensor connected to the input. • Other function Note that the list will be reduced to match the installed sensor.

  • Page 67: Functional Module

    12.12 Pt100/1000 inputs Pos. Sensor function/measured parameter Liquid temp. Pump variant Pt100/1000 inputs Temperature 1 TPE2, TPE2 D ● Temperature 2 TPE3, TPE3 D ● Differential temp. The inputs and outputs available depend on the Ambient temp. shown functional module fitted in the motor. Measuring range Pt100/1000 Pt100/1000...

  • Page 68: Digital Inputs

    You can set the digital inputs to trigger on either Closed contact or Open contact. Selecting the trigger When the input is activated, the motor runs at the function can only be set via Grundfos GO Link. set minimum speed. •...

  • Page 69: Digital Inputs/Outputs

    12.14 Digital inputs/outputs 12.13.1 Timer function for a digital input Activation delay Pump variant Digital inputs/outputs The activation delay (T1) is the time between the digital signal and the activation of the selected TPE2, TPE2 D ● function. TPE3, TPE3 D ●...
  • Page 70 Functions if the digital input or output is set to input: • Not active • Ext. stop • Min. • Max. • User defined speed • External fault • Alarm resetting • Dry running • Accumulated flow • Reverse rotation •...

  • Page 71: Signal Relay (Relay Outputs)

    12.15 Signal relay (Relay outputs) When you have set this function and the limit is exceeded, the signal relay is activated. • Limit 3 exceeded Pump variant Signal relay When you have set this function and the limit is TPE2, TPE2 D ●...

  • Page 72: Analog Output

    12.16 Analog output Sensor value Minimum Maximum Pump variant Analog output 0 mA 20 mA TPE2, TPE2 D ● 4 mA 20 mA TPE3, TPE3 D ● Resulting setpoint The inputs and outputs available depend on the functional module fitted in the motor. 100 % 10 V Analog output...

  • Page 73: Controller (Controller Settings)

    12.17 Controller (Controller settings) Constant Heating Cooling temperature Controller system system Pump variant (Controller settings) TPE2, TPE2 D ● -0.5 10 + 5L2 TPE3, TPE3 D ● The pumps have a factory default setting of gain (K and integral time (T -0.5 30 + 5L2 However, if the factory setting is not the optimum...

  • Page 74: Operating Range

    12.18 Operating range Constant level Pump variant Operating range TPE2, TPE2 D ● TPE3, TPE3 D ● Set the operating range as follows: 1. Set the minimum speed within the range from fixed minimum speed (5) to user-set maximum speed (2). 2.

  • Page 75: External Setpoint Function

    Pt100/1000 inputs. To enable the function, set one of the analog inputs or Pt100/1000 inputs to Setpoint influence with Grundfos GO or to Ext. setpoint infl. with the HMI 300 or 301 operating panel. Example of setpoint influence in control mode Const.

  • Page 76: Predefined Setpoints

    12.19.1 Setpoint influence functions 12.19.1.3 Influence table The setpoint is influenced by a curve made of two 12.19.1.1 Linear function to eight points. There is a straight line between the The setpoint is influenced linearly from 0 to 100 %. points and a horizontal line before the first point and after the last point.

  • Page 77: Limit-Exceeded Function

    If all digital inputs are open, the motor stops or runs • above limit at the normal setpoint. Set the desired action with The function is activated if the measured Grundfos GO or with the HMI 300 or 301 operating parameter exceeds the set limit. panel. • below limit The function is activated if the measured parameter drops below the set limit.
  • Page 78 The pump remains in its current state. Use this Detection delay setting if you only want to activate a signal relay Setting the detection delay ensures that the output when the limit is reached. monitored parameter stays above or below a set limit •...

  • Page 79: Ramps

    12.22 Ramps 12.23 Skip band Pump variant Ramps Pump variant Skid band TPE2, TPE2 D ● TPE2, TPE2 D ● TPE3, TPE3 D ● TPE3, TPE3 D ● The ramps determine how quickly the product can Use this function to select a skip band within accelerate and decelerate during start and stop or the range from user-set minimum speed to user- setpoint changes.

  • Page 80: Motor Bearing Monitoring

    • Analog input 2 • in 1 month • Analog input 3 • in 1 week • Built-in Grundfos sensor • Now! • Pt100/1000 input 1 • Pt100/1000 input 2 12.27.2 Bearing replacements The display shows the number of bearing 12.26 Motor bearing monitoring...
  • Page 81 150 ohm. or older. This function is used to establish a Bluetooth connection to Grundfos GO. Open the Grundfos GO app on your device and select Initiate Bluetooth connection. Then select Yes and follow the instructions on the device.
  • Page 82 Use this function to disable the making settings for protective reasons. 12.28.6.3 IP address • If you use the Grundfos GO and set the buttons Use this function to manually set the IP address. IP to Not active, the buttons on the HMI 200 or address format: HMI 201 operating panel are disabled, except the Example: 192.168.0.10...
  • Page 83 Assist functions are small guides that take you 12.28.16 Undo through the steps needed to set the product. This function is only available in the Grundfos GO. Use this function to undo all settings made with the 12.28.23 Assisted pump setup Grundfos GO in the current communication session.
  • Page 84 One ways: motor is operating continuously. The backup motor is • Grundfos GO and wireless motor connection operated for a short time each day to prevent seizing • Grundfos GO and wired motor connection up.
  • Page 85 Grundfos GO, according to the connected equipment and the required functionality. equipment and the required functionality. 4. Assign a name to the motor using the Grundfos 5. Assign a name to the motor using the Grundfos 5. Disconnect the Grundfos GO from the motor.
  • Page 86 9. Press OK to search for other motors. The green indicator light in the middle of the 15. Press the Right button to continue. Grundfos Eye flashes on the other motors. 16. Press OK to confirm the setting. 10. Press OK or the Radio communication button...
  • Page 87 12.28.26.5 Grundfos GO 1. Go to Assist. 2. Select the Multi-pump setup and press Disable. 3. Press the Right button to continue. 4. Confirm the setting by pressing Send. 5. Press Finish. 12.28.26.6 HMI 300 or HMI 301 1. Go to Assist.

  • Page 88: Selecting Control Mode

    13. Selecting control mode System application Select this control mode Recommended for most heating systems, especially in systems with relatively AUTOADAPT large pressure losses in the distribution pipes. See the description under proportional pressure. In replacement situations where the proportional-pressure duty point is unknown.
  • Page 89 System application Select this control mode In systems with relatively small pressure losses in the distribution pipes. • Two-pipe heating systems with thermostatic valves and the following: Constant differential pressure sized for natural circulation small pressure losses in those parts of the system through which the total quantity of water flows, for example boiler, heat exchanger and distribution pipe up to the first branching or modified to a high differential temperature between flow pipe and return pipe, for example...
  • Page 90 System application Select this control mode In systems requiring a constant flow, independently of pressure drop. Constant flow rate Examples • chillers for air-conditioning • heating surfaces • cooling surfaces. In systems requiring a constant tank level, independently of the flow rate. Constant level Examples •...

  • Page 91: Priority Of Settings

    If two or more functions are enabled at the same time, the motor operates according to the function with the highest priority. If you have set the motor to maximum speed via the digital input, the motor operating panel or Grundfos GO can only set the motor to Manual or Stop.

  • Page 92: Grundfos Eye

    15. Grundfos Eye The operating condition of the motor is indicated by Grundfos Eye on the motor operating panel. See figure below (A). Grundfos Eye indicator light Indicator light Indication Description Power off No lights are on. The motor is not running.
  • Page 93 The motor has stopped. Grundfos Eye flashes four times when you The green indicator light in the middle press the Grundfos Eye symbol next to the flashes quickly four times. motor name in Grundfos GO. The green indicator light in the middle You have selected the motor in Grundfos GO, is flashing continuously.

  • Page 94: Identification Of The Motor Model

    16. Identification of the motor model 3 × 400-48 3 × 200-240 3 × 380-480 V Identify the motor model by means of the nameplate on the terminal box. 1450-22 2900-40 3500-4000 3400-4000 [kW] 00 rpm 00 rpm Model J 18.5 •...

  • Page 95: Changing The Position Of The Operating Panel

    17. Changing the position of the operating panel WARNING Electric shock Death or serious personal injury ‐ Switch off the power supply to the product including the power supply for the signal relays. Wait at least 5 minutes before you make any connections in the terminal box.

  • Page 96: Grundfos Go Link

    Grundfos PC Tool Link: Tool connected to the AYB terminals of the pump. Separate module enabling wired Since Grundfos GO Link is wired to the pump within connection to the pump a short distance, no verification is needed. A direct connection will be established.

  • Page 97: Servicing The Product

    Grundfos with all Hazardous liquids relevant information about the pumped liquid. Death or serious personal injury If the above is not fulfilled, Grundfos can refuse to ‐ If the pump is used for a liquid which is accept the pump for service.

  • Page 98: Cleaning The Product

    19.2.2 Blanking flanges For twin-head pumps, a blanking flange with a pump housing gasket is available. Fitting the blanking flange If one pump requires service, fit the blanking flange to allow the other pump to continue operating. 20. Cleaning the product WARNING Electric shock Death or serious personal injury...

  • Page 99: Fault Finding

    21. Fault finding WARNING Hazardous liquids DANGER Death or serious personal injury Electric shock ‐ If the pump is used for a liquid which is Death or serious personal injury injurious to health, it will be classified ‐ Switch off the power supply to the as contaminated.

  • Page 100: The Pump Runs But Delivers No Water

    Cause Remedy The pump draws in air. 1. Increase the liquid level on the inlet side. 2. Keep the liquid level as constant as possible. 3. Increase the inlet pressure. 21.6 The pump runs but delivers no water Cause Remedy The inlet pipe or pump is blocked by impurities.

  • Page 101: Technical Data

    22. Technical data 3 x 200-240 V, Model K Recomme 22.1 Technical data, three-phase motors Motor size Maximum nded Fuse type [kW] WARNING Electric shock Death or serious personal injury ‐ Use the recommended fuse size. 3 × 400-480 V, Model K Supply voltage •...
  • Page 102 22.1.1 Leakage current (AC) WARNING The leakage currents are measured without any Electric shock load on the shaft and in accordance with EN Death or serious personal injury 61800-5-1:2007. ‐ If the leakage current is greater than 3.5 mA, use a PE cable with a minimum cross-section of at least 10 , or use 2 separate PE cables with the same cross section as the power...
  • Page 103 3 × 200-240 V, 50/60 Hz, Model J Leakage current (I Speed Power Mains voltage [rpm] [kW] [mA] 3400-4000 2.2 - 5.5 200-240 < 3.5 3 × 200-240 V, 50/60 Hz, Model K Leakage current (I Speed Power Mains voltage [rpm] [kW] [mA]...

  • Page 104: Inputs And Outputs

    22.2 Inputs and outputs In the safe state, the input voltage of ST1 and ST2 with reference to GND must be as follows: Signal reference • : 1.25 V. All voltages refer to signal ground (GND). All currents In the operating state, the current flow into ST1 and return to signal ground.

  • Page 105: Other Technical Data

    50 m cable. Screened cable: 0.5 - 1.5 mm / 28-16 AWG. Grundfos Digital Sensor input and output (GDS) Model K: This equipment complies with IEC 61000-3-12 provided that the short- Use Grundfos Digital Sensor only.
  • Page 106 2.2 - 4 1450-2000 5.5 - 7.5 C3/C2 2.2 - 5.5 2900-4000/ 4000-5900 7.5 - 11 C3/C2 C2, if equipped with an external Grundfos EMC filter. Model K Speed Power P2 Emission category [rpm] [kW] 1450-2200 11 - 22 2900-4000...

  • Page 107: Enclosure Class

    23.3 Enclosure class Standard: IP55. Optional: IP66. IP ratings are evaluated in accordance with IEC 60034-5. The IP rating can be found on the product nameplate: P.C.: U in: Type: OUTPUT Variant Type: ˜ P.N.: Made in Hungary NDE: PDS Eff HMI: f in: xxxv...

  • Page 108: Cable Entry Sizes

    23.6 Cable entry sizes Identify the motor model by means of the nameplate on the terminal box. Type: Type: MGE160A 2-FF300-AKA P.N.: OUTPUT Variant Env. Made in Hungary PDS Eff HMI: xxxv IES2 CIM: NDE: DK-8850 Bjerringbro Denmark Wgt: Example shown on a Model K motor Model Number and size of cable entries H, I...

  • Page 109: Sound Pressure Level

    23.8 Sound pressure level Sound pressure level Pump type ISO 3743 [dB(A)] TPE2 25-50 TPE2 25-80 TPE2 25-90 TPE2 32-50 TPE2 32-70 TPE2 32-90 TPE2 40-50 TPE2 40-70 TPE2 40-90 TPE2 125-150 TPE2 125-190 TPE2 125-230 TPE2 125-300 TPE2 125-340 TPE2 150-130 TPE2 150-160 TPE2 150-200...
  • Page 110 Sound pressure level Pump type ISO 3743 [dB(A)] TPE2 D, TPE3 D 40-380 TPE2 D, TPE3 D 40-470 TPE2 D, TPE3 D 40-530 TPE2 D, TPE3 D 40-560 TPE2 D, TPE3 D 40-630 TPE2 D, TPE3 D 50-310 TPE2 D, TPE3 D 50-360 TPE2 D, TPE3 D 50-370 TPE2 D, TPE3 D 50-450 TPE2 D, TPE3 D 50-560...
  • Page 111 Sound pressure level Pump type ISO 3743 [dB(A)] TPE2 D, TPE3 D 100-350 TPE2 D, TPE3 D 100-460 TPE2 D, TPE3 D 100-540 TPE2 D, TPE3 D 100-570 TPE2 D, TPE3 D 125-110 TPE2 D, TPE3 D 125-120 TPE2 D, TPE3 D 125-160 TPE2 D, TPE3 D 125-180 TPE2 D, TPE3 D 125-290 TPE2 D, TPE3 D 125-310...

  • Page 112: Factory Settings

    ● ❍ ❍ Analog input 1 ❍ ❍ Analog input 2 ❍ ❍ Analog input 3 Grundfos Direct Sensor ● Grundfos differential pressure sensor Feedback sensor ❍ Grundfos temperature sensor ❍ ❍ Sensor ❍ ❍ Temperature ❍ ❍ Dry-run detection...
  • Page 113 ❍ ❍ Motor bearing monitoring Some pumps are fitted with a Grundfos temperature sensor and some pumps are fitted with an external Pt100/1000 temperature sensor. Only available if an advanced functional module, type FM310 or FM311, is fitted. Related information 12.11 Grundfos Direct Sensor...

  • Page 114: Disposing Of The Product

    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.
  • Page 115 Appendix A A.1. Appendix Inlet pressure stated in bar relative pressure (pressure gauge value measured on the suction side of the pump). p [bar] Pump type 20 °C 60 °C 90 °C 110 °C 120 °C 140 °C 150 °C TPE2 25-50 TPE2 25-80 TPE2 25-90...
  • Page 116 p [bar] Pump type 20 °C 60 °C 90 °C 110 °C 120 °C 140 °C 150 °C TPE2, TPE3 65-580 0.10 0.10 0.28 1.00 1.56 3.17 4.32 TPE2, TPE3 65-680 0.10 0.10 0.40 1.12 1.68 3.29 4.43 TPE2, TPE3 65-740 0.10 0.10 0.58...
  • Page 117 p [bar] Pump type 20 °C 60 °C 90 °C 110 °C 120 °C 140 °C 150 °C TPE2 125-340 TPE2, TPE3 125-380 0.19 0.36 0.84 1.55 4.85 TPE2, TPE3 125-430 0.43 0.59 1.07 1.78 2.32 3.92 5.07 TPE2, TPE3 125-460 0.16 0.64 1.35...
  • Page 118 Appendix B B.1. 中国 RoHS 产品中有害物质的名称及含量 有害物质 部件名称 铅 汞 镉 六价铬 多溴联苯 多溴联苯醚 (Pb) (Hg) (Cd) (Cr6+) (PBB) (PBDE) 泵壳 印刷电路板 紧固件 管件 定子 转子 本表格依据 SJ/T 11364 的规定编制 O：表示该有害物质在该部件所有均质材料中的含量均在 GB/T 26572 规定的限量要求以下。 X： 表示该有害物质至少在该部件的某一均质材料中的含量超出 GB/T 26572 该规定的限量要求。 该产品环保使用期限为 10 年，标识如左图所示。 此环保期限只适用于产品在安装与使用说明书中所规定的条件下工作...
  • Page 119 Argentina Colombia Hong Kong Bombas GRUNDFOS de Argentina S.A. GRUNDFOS Colombia S.A.S. GRUNDFOS Pumps (Hong Kong) Ltd. Ruta Panamericana km. 37.500industin Km 1.5 vía Siberia-Cota Conj. Potrero Unit 1, Ground floor, Siu Wai industrial 1619 - Garín Pcia. de B.A.
  • Page 120 Lithuania Serbia Turkey GRUNDFOS Pumps UAB Grundfos Srbija d.o.o. GRUNDFOS POMPA San. ve Tic. Ltd. Smolensko g. 6 Omladinskih brigada 90b Sti. LT-03201 Vilnius 11070 Novi Beograd Gebze Organize Sanayi Bölgesi Tel.: + 370 52 395 430 Tel.: +381 11 2258 740...
  • Page 121 93076014 02.2025 ECM: 1374386 www.grundfos.com...

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