Menu overview for advanced control panel Page Grundfos GO Limited warranty 16.1 Communication Symbols used in this document 16.2 Menu overview for Grundfos GO main menus Hazard statements Description of functions Notes 17.1 "Heat energy monitor" Abbreviations and definitions 17.2...
Grundfos Eye Signal relays Products manufactured by GRUNDFOS PUMPS CORPORATION (Grundfos) are warranted to the original user only to be free of Installing a communication interface module defects in material and workmanship for a period of 24 months identification of functional module...
- Action to avoid the hazard. Low voltage with the risk of electric shock if the 2.2 Notes LIVE terminals are touched The symbols and notes below may appear in Grundfos Open collector: installation and operating instructions, safety instructions and Configurable open-collector output service instructions.
4. General information These installation and operating instructions apply to the Grundfos TPE2, TPE2 D and TPE3, TPE3 D pumps. The pumps are fitted with frequency-controlled permanent-magnet motors for single-phase or three-phase power supply connection. 4.1 Nameplate Model DK-8850 Bjeringbro, Denmark TPE3 40-180 S-A-G-I-BQBE-FCC Ver.
4.2 Type key Code Example TPE3 -150 -BQQE 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)] Built-in differential-pressure and temperature sensor...
Korea have no radio module. - Wear safety shoes and attach lifting equipment to This product can communicate with the Grundfos GO and other the motor eyebolts when handling the product. products of the same type via the built-in radio module.
7. Applications 8. Mechanical installation The pumps are designed to circulate hot or cold water in residential, institutional and industrial applications: WARNING • heating systems Hot or cold surface • district heating plants Death or serious personal injury • central heating systems for blocks of flats - Maker sure that no one can accidentally come into •...
Twin-head pumps installed in horizontal pipes must be fitted with an automatic air vent in the upper part of the pump casing. See fig. 5. The automatic air vent is not supplied with the pump. Fig. 7 Correct pipes on the inlet side of the pump The pump must not run against a closed outlet valve as this will cause an increase in temperature or formation of steam in the pump, which may cause...
1. Loosen the clamp securing the pump head to the casing. See If for some reasons the pump head has been lifted from the pump fig. 8. casing, follow the following procedure in order to mount the pump head correctly: 1.
Follow the guidelines in fig. when insulating the pump. not exposed to direct sunlight, rain or snow. Grundfos does not supply covers. We therefore recommend that you have a cover built for the specific application. In areas with high humidity, we recommend that you connect the motor permanently to the power supply and activate the built-in standstill heating function.
If you want to supply the motor through an IT network, make sure that you have a suitable motor 9.1.2 Motor protection variant. If you are in doubt, contact Grundfos. The motor requires no external motor protection. The motor incorporates thermal protection against slow overloading and The wires in the motor terminal box must be as short as possible.
Overload protection variant. If you are in doubt, contact Grundfos. If the upper load limit is exceeded, the motor automatically Only the following motors can be supplied through an IT network: compensates for this by reducing the speed and stops if the overload condition persists.
Two configurable digital inputs or open-collector outputs. • Input and output for Grundfos Digital Sensor. The input and output are not applicable for TPE2, TPE2 D pumps. The built-in sensors for TPE3, TPE3 D pumps is connected to this input.
+24 V Supply screen unconnected at his end. Supply to potentiometer +5 V and sensor Motor Ground Grundfos Digital Sensor GDS TX output Grundfos Digital Sensor GDS RX input Analog input: Fig. 21 Connection with screened 3-core cable 0-20 mA / 4-20 mA 0.5 - 3.5 V / 0-5 V / 0-10 V...
10. Startup You can fill the inlet pipe with liquid and vent it before you connect it to the pump. You can also install a priming device before the 10.1 Flushing the pipe system pump. Before starting up the pump for the first time, clean the pipe system thoroughly by flushing it and filling it with clean water.
The maximum liquid temperature is stated on the pump nameplate. If the pump is used for liquids at high temperatures, the life of the shaft seal and the built-in Grundfos sensor may be reduced. 11.4 Ambient temperature 11.4.1 Ambient temperature during storage and transportation Minimum: -22 °F (-30 °C).
- If the control panel is cracked or perforated, replace it immediately. Contact the nearest 11.10 Installation altitude Grundfos sales company. Installation altitude is the height above sea level of the installation site. You can make pump settings by means of the following user...
GO and other products of the same type. When you try to establish radio communication between the pump and Grundfos GO or another pump, the green indicator light in Grundfos Eye on the pump flashes continuously. Press on the pump control panel to allow radio communication with Grundfos GO and other products of the same type.
Page 20
"Stop" text next to the button is on. You can also stop the pump by continuously pressing until none of the light fields are on. You can also stop the pump with the Grundfos GO or via a digital input set to "External stop". See section 20. Priority of settings.
When you try to establish radio communication between the pump and Grundfos GO or another pump, the green indicator light in Grundfos Eye flashes. A note also appears in the pump display stating that a wireless device wants to connect to the pump. Press...
15. Home display 15.1 Start-up guide The pump incorporates a startup guide which is started at the first startup. See section 17.44 Run start-up guide. After the startup guide, the main menus appear in the display. Home Status Settings Assist Setpoint Control mode Const.
15.2 Menu overview for advanced control panel TPE3, TPE2, Multipump Home TPE3 D TPE2 D system ● ● ● TPE3, TPE2, Multipump Status Section Page TPE3 D TPE2 D system Operating status ● ● ● Operating mode, from ● ●...
Android or iOS-based smart device with Bluetooth connection. 16.1 Communication When Grundfos GO communicates with the pump, the indicator light in the middle of the Grundfos Eye flashes green. See section 21. Grundfos Eye. Furthermore, on pumps fitted with an advanced control panel a text appears in the display saying that a wireless device is trying to establish connection.
17.1 "Heat energy monitor" "Pump 1" ●* "Pump 2" ●* "Pump 3" ●* "Pump 4" ●* * Only available if Grundfos GO is connected to a multipump system. Multipump Settings TPE3, TPE3 D TPE3, TPE3 D Section Page system "Setpoint" ●...
Page 28
● ● ● 17.43 "Connection code" "Unit configuration" ● ● ● 17.34 "Unit configuration" (Units) * Only available if Grundfos GO is connected to a multipump system. TPE3, TPE3 TPE2, TPE2 Multipump Alarms and warnings Section Page system "Alarm log"...
17.3 Operating mode 17.1 "Heat energy monitor" Pump variant Operating mode TPE3, TPE3 D ● Pump variant "Heat energy monitor" TPE2, TPE2 D ● TPE3, TPE3 D ● Possible operating modes: TPE2, TPE2 D • Normal The heat energy monitor is a monitoring function that calculates The pump runs according to the selected control mode.
This menu is only available in the advanced control panel. With ADAPT performance according to the actual system characteristic. Grundfos GO, you set the speed via the Setpoint menu. Manual setting of the setpoint is not possible. You can set the pump speed in % of the maximum speed. When you have set the operating mode to Manual, the pump starts running at the set speed.
Page 31
Pump variant "FLOW " • Factory-fitted differential-pressure sensor. ADAPT TPE3, TPE3 D ● TPE2, TPE2 D When you select FLOW , the pump runs AUTO ADAPT ADAPT ensures that the flow never exceeds the entered FLOW LIMIT Fig. 38 "Proportional pressure"...
Page 32
Pump variant pressure" TPE3, TPE3 D ● TPE3, TPE3 D ● TPE2, TPE2 D ● TPE2, TPE2 D ● This control mode ensures a constant temperature. Constant temperature is a comfort control mode that you can use in The pump maintains a constant differential temperature in the domestic hot-water systems to control the flow to maintain a system and the pump performance is controlled according to this.
Page 33
"Constant differential Pump variant temperature" TPE3,TPE3 D ● TPE2,TPE2 D ● The pump maintains a constant differential temperature in the • Two external temperature sensors. system and the pump performance is controlled according to this. Constant differential-temperature control is achievable with See fig.
Page 34
TPE3,TPE3 D ● • As a filling function where the pump pumps the liquid into the TPE2,TPE2 D ● tank. The pump maintains a constant flow in the system, independently See fig. 50. of the head. See fig. 47.
TPE3, TPE3 D ● TPE2,TPE2 D ● TPE2, TPE2 D Any other value is kept constant. "Control-curve function" Use this control mode if you want to control a value which is not You can set the curve either to quadratic or linear.
Temperature 2 See section 17.49 Setup, analog input. Diff. temp., ext. If you perform the manual setting via Grundfos Go, you need to Ambient temp. Not shown enter the menu for the analog input under the Settings menu. Other parameter...
Analog inputs menu under the Settings menu in order to access the Built-in Grundfos sensor menu. If you perform the setting manually via Grundfos GO, you need to enter the menu for the Built-in Grundfos sensor under the...
• Min. (minimum speed) If you perform the manual setting via Grundfos GO, you need to When the input is activated, the pump runs at the set minimum enter the menu for the Pt100/1000 input under the Settings menu.
Digital inputs/outputs pumps in the system. TPE3, TPE3 D ● The priority of the selected functions in relation to each other TPE2, TPE2 D ● appears from section 20. Priority of settings. A stop command always has the highest priority.
See details in section See details in section TPE3, TPE3 D ● 17.16 "Signal relay 1 and 2" 17.13 Digital inputs (Relay outputs) TPE2, TPE2 D ● • Not active • Not active Function Terminal* • External stop • Ready •...
The reading is a percentage of the range between 0 and 200 % of the maximum permissible load at the actual speed. Pump variant Analog output • Motor current TPE3, TPE3 D ● Motor current TPE2, TPE2 D ● Signal range [V, mA] Function Terminal* 0-10 V 10 V Analog output...
Page 42
Guidelines for setting of PI controller "Flow control" The tables below show the recommended controller settings: "Differential-pressure control" "Constant-pressure control" L1 < 16.4 ft (5 m): 0.5 "Level control" L1 > 16.4 ft (5 m): 3 L1 > 32.8 ft (10 m): 5 -2.5 L1 = Distance ft (m) between pump and sensor.
At a lower sensor value of 0 bar, a setpoint of 2 bar and an TPE3, TPE3 D ● external setpoint of 60 %, the actual setpoint is 0.06 x (2 - 0) + 0 = TPE2, TPE2 D ● 1.2 bar. Set the operating range as follows: [bar] •...
17.20.1 Setpoint influence "Setpoint influence" [%] Pump variant Setpoint influence TPE3, TPE3 D ● TPE2, TPE2 D ● The table below gives an overview of the types of setpoint influence and the availability depending on pump type. Pump type "Setpoint influence"...
If all digital inputs are open, the pump either stops or runs at the systems, you can only adjust the pump performance by enabling the temperature influence function. normal setpoint. Set the desired action with Grundfos GO or with the advanced control panel. Selecting the maximum temperature...
If the outlet pressure is above 7 bar for TPE3,TPE3 D ● more than 8 seconds, you must reset the warning. TPE2,TPE2 D ● This function can monitor a measured parameter or one of the internal values such as speed, motor load or motor current. If a set limit is reached, a selected action can take place.
● TPE3, TPE3 D ● TPE2 (D) ● TPE2, TPE2 D ● The ramps determine how quickly the motor can accelerate and The alarm handling determines how the pump must react in case decelerate, during start/stop or setpoint changes. of a sensor failure.
To unlock the pump and allow settings, press simultaneously for at least 5 seconds. Standard control panel button always remains active but you can only unlock all other buttons on the pump with Grundfos GO.
In this display, you can give the pump a name. In this way, you This menu is only available in the advanced control panel. can easily identify the pump when connecting with Grundfos GO. In this menu, you can set the Home display to show up to four Factory setting user-set parameters.
17.45 Alarm log Setting the code in Grundfos GO You can set a default connection code in Grundfos GO so that it automatically attempts to connect to the selected product via this Pump variant Alarm log code. TPE3, TPE3 D ●...
1. Open the Assist menu. TPE3, TPE3 D ● 2. Select Assisted pump setup. TPE2, TPE2 D ● 3. Select the control mode "Constant pressure". This menu guides you through the following: 4. Read the description of this control mode.
Page 52
20. Press [Finish] in the "Setup complete" dialog box. other fails. 21. Wait for the green indicator light in the middle of Grundfos Eye 17.51.4 Sensor to be used to light up.
Page 53
21. Press [>] to continue. 22. Press [Send]. 23. Press [Finish] in the "Setup complete" dialog box. 24. Wait for the green indicator light in the middle of Grundfos Eye to light up. The multipump system has now been set.
16. Press [OK]. The multipump function icons will appear in the bottom of the control panels. The multipump system has now been set. Disabling the multipump function via Grundfos GO 1. Select the "Assist" menu. 2. Select "Multipump setup". 3. Select "Disable".
18. Selecting control mode System application Select this control mode AUTO ADAPT Recommended for most heating systems, especially in systems with relatively large pressure losses in the distribution pipes. See description under proportional pressure. In replacement situations where the proportional-pressure duty point is unknown. The duty point has to be within the AUTO operating range.
Page 56
System application Select this control mode Constant temperature and constant differential temperature In systems with a fixed system characteristic. Examples • one-pipe heating systems • boiler shunts • systems with three-way valves • domestic hot-water circulation. You can use FLOW with advantage to control the maximum circulation flow.
"Start" * "Stop" and "Max. speed" settings made with Grundfos GO or on the motor control panel can be overruled by another operating-mode command sent from a bus, for example "Start". If the bus communication is interrupted, the motor resumes its previous operating mode,...
21. Grundfos Eye The operating condition of the pump is indicated by Grundfos Eye on the control panel. See fig. 69. A. Fig. 69 Grundfos Eye Grundfos Eye Indication Description The power is off. No lights on. The pump is not running.
You can set the signal outputs to Operation, Pump running, Ready, Alarm and Warning. The functions of the two signal relays appear from the table below: Contact position for signal relays when activated Operating Description Grundfos Eye Pump mode Operation Ready Alarm Warning running The power is off.
23. Installing a communication interface module DANGER Electric shock Death or serious personal injury - Switch off the power supply to the motor and to the signal relays. Wait at least 5 minutes before starting any work on the motor. Make sure that the power supply cannot be accidentally switched on.
10. If the CIM module is supplied with an FCC label, then place You can identify the module in one of the following ways: this on the terminal box. See fig. 77. Grundfos GO Select the Module type menu under Status. Pump display For pumps fitted with the advanced control panel, you can select the control panel in the Module typemenu under Status.
26. Changing the position of the control panel 4. Turn the plastic cover 180 °. DANGER Electric shock Do not twist the cable more than 90 °. Death or serious personal injury - Switch off the power supply to the motor and to the signal relays.
27. Servicing the product 27.2 Service If Grundfos is requested to service the pump, you must clean it DANGER must before returning it. If you cannot clean the pump properly, Electric shock then provide Grundfos with all relevant information about the Death or serious personal injury pumped liquid.
29. Fault finding DANGER WARNING Electric shock Hazardous liquids Death or serious personal injury Death or serious personal injury - Switch off the power supply to the motor and to the - If the pump is used for a liquid which is injurious to signal relays.
30. Megging 32.2 Leakage current, AC • 3 x 440-480 V - 10 %/+ 10 %, 60 Hz, PE Megging of an installation incorporating MLE motors • 3 x 200-240 V - 10 %/+ 10 %, 60 Hz, PE. is not allowed, as the built-in electronics may be damaged.
Screened cable: 20-16 AWG (0.5 - 1.5 mm Use Grundfos Digital Sensor only. Maximum cable length: 1640 ft (500 m) * Not applicable for TPE2, TPE2 D pumps. The built-in sensor for TPE3, TPE3 D pumps is connected to this input. Analog inputs, AI...
Standard used: EN 61800-3. Pump type ISO 3743 The table below shows the emission category of the motor. [dB(A)] C1 fulfils the requirements for residential areas. TPE2/TPE3 32-80 TPE2/TPE3 32-120 Emission category Motor size TPE2/TPE3 32-150 2900-4000 min [hp] ([kW])
❍ ❍ "Standstill heating" ❍ ❍ Motor bearing monitoring ❍ ❍ "Pump name" Grundfos Grundfos "Connection code" "Unit configuration" * Some pumps are fitted with a Grundfos temperature sensor and some pumps are fitted with an external Pt100/1000 temperature sensor.
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. Dispose of the waste battery through the national collective schemes.
Page 70
This device may not cause interference. • This device must accept any interference, including interference that may cause undesired operation of the device. Users are cautioned that changes or modifications not expressly approved by Grundfos could void the user's authority to operate the equipment.
Page 71
1.4 Electrical connection 1.4.1 Conductors See section 9.2 Cable requirements. 1.4.2 Torques Maximum tightening torques for the terminals can be found in section 34.1 Torques. 1.4.3 Line reactors 1.4.4 Maximum line reactor size must not exceed 1.5 mH. Short circuit current 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.
Need help?
Do you have a question about the TPE2 and is the answer not in the manual?
Questions and answers