Grundfos TPE2 Installation And Operating Instructions Manual
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Summary of Contents for Grundfos TPE2
- Page 1 GRUNDFOS INSTRUCTIONS TPE2 (D), TPE3 (D) Installation and operating instructions TPE2 (D), TPE3 (D) Installation and operating instructions Other languages http://net.grundfos.com/qr/i/98450210...
- Page 3 TPE2 (D), TPE3 (D) English (GB) Installation and operating instructions ........4...
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Page 4: Table Of Contents
Applications ....11 Grundfos GO ....38 Pumped liquids ....11 16.1 Communication . -
Page 5: General Information
Priority of settings....83 2. Symbols used in this document Grundfos Eye ....84 DANGER Signal relays . -
Page 6: Abbreviations And Definitions
Single-head pump without factory- or must be stopped. TPE2 fitted differential-pressure and temperature sensor 3. Abbreviations and definitions Twin-head pump without factory-fitted TPE2 D differential-pressure and temperature sensor Analog input Single-head pump with factory-fitted Alarm, out of range at lower limit TPE3... -
Page 7: General Information
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 mains connection. 4.1 Nameplate η Type/Model 0.70 63.9... -
Page 8: Type Key
4.2 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)]... - Page 9 4000-5900 4.2.1 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...
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Page 10: General Description
In some cases, an external antenna may be required. ‐ Wear safety shoes when moving the Only Grundfos-approved external antennas may be product. connected to this product, and only by a Grundfos- approved installer. 6.3 Inspecting the product 5.2 Battery Before you install the product, do the following: DANGER 1. -
Page 11: Applications
7. Applications Lift the pump by means of nylon straps. See figures TPE2, TPE3 and TPE2 D, TPE3 D. The pumps are designed to circulate hot or cold water in residential, institutional and industrial applications: • heating systems • district heating plants •... -
Page 12: Mechanical Installation
8. Mechanical installation For inspection and removal of motor or pump head, a clearance of 300 mm is required above the motor. See the figure below. WARNING Hot or cold surface Death or serious personal injury 300 mm ‐ Make sure that no one can accidentally come into contact with hot or cold surfaces. -
Page 13: Pipes
8.1 Pipes Fit isolating valves on either side of the pump to avoid draining the system if the pump needs to be cleaned or repaired. The pump is suitable for pipeline mounting, provided that the pipes are adequately supported on either side of the pump. -
Page 14: Terminal Box Positions
8.2 Terminal box positions You can turn the terminal box to any position. Change the terminal box position as follows: DANGER 1. Loosen the clamp securing the pump head to the Electric shock pump housing. Death or serious personal injury ‐... -
Page 15: Fitting Of Pump Head
8.3 Fitting of pump head 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 you make any connections in the terminal box. Make sure that the power supply cannot be accidentally switched on. -
Page 16: Base Plate
Related information 5.2 Battery 8.4 Base plate Twin-head pumps have tapped holes in the bottom of the pump housing. You can use the holes for mounting a base plate. Insulation of TPE2, TPE3 pumps Pos. Description Without insulation Correct insulation Incorrect insulation 8.6 Frost protection... -
Page 17: Ensuring Motor Cooling
If you install the motor outdoors, provide the motor with a cover and open the drain holes to avoid condensation on the electronic components. See figure Examples of covers, not supplied by Grundfos. When fitting a cover to the motor, observe the guidelines in section Ensuring motor cooling. -
Page 18: Electrical Connection
9. Electrical connection 9.2 Cable requirements 9.2.1 Cable cross-section DANGER Electric shock DANGER Death or serious personal injury Electric shock ‐ Switch off the power supply to the Death or serious personal injury motor and to the signal relays. Wait at ‐... -
Page 19: Mains Supply
If you want to supply the motor through an IT network, make sure that you have a Mains connection, single-phase motors suitable motor variant. If you are in doubt, contact Grundfos. Related information The wires in the motor terminal box must be as short 31.1 Supply voltage as possible. -
Page 20: Additional Protection
If you want to supply the motor through an IT network, make sure that you have a suitable motor variant. If you are in doubt, Related information contact Grundfos. 32.1 Supply voltage Only the following motors can be supplied through an 9.4 Additional protection IT network: •... -
Page 21: Connection Terminals
• Input and output for Grundfos Digital Sensor. The The motor is protected against transients input and output are not applicable for TPE2, from the power supply according to EN TPE2 D pumps. The built-in sensor for TPE3, 61800-3. In areas with high lightning TPE3 D pumps is connected to this input. - Page 22 +24 V* DI4/OC2 Pt100/1000 Pt100/1000 +5 V* +24 V* +24 V*/5 V* +24 V* LiqTec LiqTec +24 V* DI3/OC1 +24 V* +24 V* +24 V*/5 V* +5 V GENIbus A GENIbus Y GENIbus B +24 V +24 V +5 V GDS TX +24 V*/5 V* +24 V*...
- Page 23 Pt100/1000 input Pt100/1000 sensor +5 V potentiometer and input sensor Pt100/1000 input Pt100/1000 sensor input Earth Grundfos Digital Analog output: GDS TX Sensor output 0-20 mA / 4-20 mA 0-10 V Grundfos Digital GDS RX Sensor input Earth Analog input:...
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Page 24: Signal Cables
9.6 Signal cables 9.7 Bus connection cable • Use screened cables with a cross-sectional area 9.7.1 New installations of minimum 0.5 mm and maximum 1.5 mm For the bus connection, use a screened 3-core cable external on/off switch, digital inputs, setpoint and with a cross-sectional area of minimum 0.5 mm sensor signals. -
Page 25: Startup
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 pump. 10.1 Flushing the pipe system Before starting up the pump for the first time, clean the pipe system thoroughly by flushing it and filling it with clean water. -
Page 26: Operating Conditions
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. -
Page 27: Ambient Temperature
See the table in the Appendix. For the calculation of specific inlet pressures, contact the local Grundfos company or see the data booklet for TP, TPD, TPE, TPED, TPE2, TPE2 D, TPE3 and TPE3,D on Grundfos Product Center (https://product- selection.grundfos.com/). -
Page 28: Humidity
Remote controls open. See section Mechanical installation. • Grundfos GO. See section Grundfos GO. Related information If the power supply to the pump is switched off, the settings are stored. -
Page 29: Standard Control Panel
Grundfos Eye Pump variant Fitted as standard Option Shows the operating status of the pump. TPE3, TPE3 D See section Grundfos Eye for TPE2, TPE2 D ● further information. Light fields for indication of setpoint. Up and down. Changes the setpoint. -
Page 30: Setpoint Setting
13.1 Setpoint setting 13.1.2 Pump in constant-curve control mode In constant-curve control mode, the pump Set the desired setpoint of the pump by pressing performance will lie between the maximum and . The light fields on the control panel will minimum curve of the pump. - Page 31 "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 Grundfos GO or via a digital input set to External stop. See section Maximum-curve duty Priority of settings.
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Page 32: Advanced Control Panel
Pump variant Option field. standard Enables radio communication TPE3, TPE3 D ● with Grundfos GO and other TPE2, TPE2 D ● products of the same type. When you try to establish radio communication between the pump and Grundfos GO or... -
Page 33: Home Display
Stat Setpoint 5.00 bar 15. Home display Stat Pos. Symbol Description Indicates that the pump is Setpoint functioning as master pump in a 5.00 bar multipump system. Operaring mode Actua Stat Indicates that the pump is Home Normal Status Settings Assist functioning as a slave pump in a Setpoint multipump system. -
Page 34: Menu Overview For Advanced Control Panel
15.2 Menu overview for advanced control panel 15.2.1 Main menus TPE3 TPE2 Multipump Home system TPE3 D TPE2 D ● ● ● TPE3 TPE2 Multipump Status Section system TPE3 D TPE2 D Operating status ● ● ● Operating mode, from ●... - Page 35 TPE3 TPE2 Multipump Status Section system TPE3 D TPE2 D Differential temp. ● ● Operating log ● ● ● Operating hours ● ● ● Trend data ● ● ● Fitted modules ● ● ● Date and time ● ● ●...
- Page 36 TPE3 TPE2 Multipump Settings Section system TPE3 D TPE2 D Digital inputs ● ● ● Digital input 1, setup ● ● ● Digital inputs Digital input 2, setup ● ● ● Digital inputs/outputs ● ● ● Digital input/output 3, ●...
- Page 37 TPE3 TPE2 Multipump Settings Section system TPE3 D TPE2 D "Buttons on product" Enable/disable settings ● ● ● (Enable/disable settings) Delete history ● ● ● Delete history Define Home display ● ● ● Define Home display Display settings ● ●...
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Page 38: Grundfos Go
16.1 Communication When Grundfos GO initiates communication with the The pump is designed for wireless radio or infrared pump, the indicator light in the middle of Grundfos communication with Grundfos GO. Eye flashes green. See section Grundfos Eye. Grundfos GO enables setting of functions and gives... -
Page 39: Menu Overview For Grundfos Go Main Menus
16.2 Menu overview for Grundfos GO main menus TPE3 TPE2 Multipump Dashboard system TPE3 D TPE2 D ● ● ● TPE3 TPE2 Multipump Status Section system TPE3 D TPE2 D "System mode" ● "Resulting setpoint" ● ● "Resulting system setpoint"... - Page 40 Status Section system TPE3 D TPE2 D "Pump 2" ● "Pump 3" ● "Pump 4" ● Only available if Grundfos GO is connected to a multipump system. TPE3 TPE2 Multipump Settings Section system TPE3 D TPE2 D "Setpoint" ● ●...
- Page 41 TPE3 TPE2 Multipump Settings Section system TPE3 D TPE2 D "Analog output" ● ● 17.16 Analog output 17.19 External setpoint "External setpoint funct." ● ● function "Signal relay 1" ● ● 17.15 "Signal relays 1 and 2" (Relay outputs) "Signal relay 2"...
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Page 42: Description Of Functions
17.1 Heat energy monitor Pump variant Setpoint TPE3, TPE3 D ● Pump variant Heat energy monitor TPE2, TPE2 D ● TPE3, TPE3 D ● TPE2, TPE2 D You can set the setpoint for all control modes, except AUTOADAPT and FLOWADAPT, in this submenu when you have selected the desired control mode. -
Page 43: Set Manual Speed
Related information 35. Factory settings This menu is only available in the advanced control panel. With Grundfos GO, you set the speed via the Setpoint menu. 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 44 Pump variant AUTOADAPT cooling systems. TPE3, TPE3 D ● TPE2, TPE2 D The AUTOADAPT control mode continuously adapts the pump performance according to the actual system characteristic. Manual setting of the setpoint is not possible. set1...
- Page 45 Proportional pressure TPE3, TPE3 D ● TPE3, TPE3 D ● TPE2, TPE2 D TPE2, TPE2 D When you select FLOWADAPT, the pump runs The head of the pump is reduced at decreasing water AUTOADAPT and ensures that the flow never demand and increased at rising water demand.
- Page 46 Pump variant Constant temperature TPE3, TPE3 D ● TPE3, TPE3 D ● TPE2, TPE2 D ● TPE2, TPE2 D ● We recommend this control mode if the pump is to This control mode ensures a constant temperature. deliver a constant pressure, independently of the flow Constant temperature is a comfort control mode that in the system.
- Page 47 17.6.6 Constant differential pressure Constant differential Pump variant pressure TPE3, TPE3 D ● TPE2, TPE2 D ● • Two external pressure sensors. Constant differential-pressure control is The pump maintains a constant differential pressure, achievable with two individual pressure sensors. independently of the flow in the system. This control...
- Page 48 TPE3, TPE3 D ● The sensors must have the same unit and must TPE2, TPE2 D ● be set as feedback sensors. You can set the sensors manually, sensor by sensor, or by using the Assist menu. See section Assisted pump The pump maintains a constant differential setup.
- Page 49 Constant flow rate Pump variant Constant level TPE3,TPE3 D ● TPE3,TPE3 D ● TPE2,TPE2 D ● TPE2,TPE2 D ● The pump maintains a constant flow in the system, The pump maintains a constant level, independently independently of the head. of the flow rate.
- Page 50 17.6.11 Constant curve Pump variant Constant curve TPE3, TPE3 D ● TPE2, TPE2 D ● You can set the pump to operate according to a constant curve, like an uncontrolled pump. See the Controller settings figure Constant curve. For recommended controller settings, see the section You can set the desired speed in % of maximum on the controller (controller settings).
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Page 51: Proportional-Pressure Setup
Proportional-pressure setup Related information TPE3, TPE3 D ● 17.17 Controller (Controller settings) TPE2, TPE2 D Control-curve function You can set the curve either to quadratic or linear. Zero-flow head You can set this value in % of the setpoint. With a setting of 100 %, the control mode is equal to constant differential pressure. -
Page 52: Automatic Night Setback
See section Setup, analog input. and night setback, duty at low performance. If you perform the manual setting via Grundfos GO, Changeover between normal duty and night setback you need to enter the menu for the analog input depends on the flow-pipe temperature. - Page 53 Measured parameter Unit Select one of the parameters, such as the parameter Available measuring units: to be measured in the system by the sensor connected to the actual analog input. Parameter Possible measuring units Pressure bar, m, kPa, psi, ft Level m, ft, in Flow rate...
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Page 54: Built-In Grundfos Sensor
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 Settings menu. Function You can set the built-in sensor to these functions: •... -
Page 55: Digital Inputs
TPE3, TPE3 D ● accumulated flow can be registered. This requires the use of a flowmeter which can give a feedback TPE2, TPE2 D ● signal as a pulse per defined flow of water. See section "Pulse flowmeter setup". •... - Page 56 See section Factory settings. Pump variant Activation delay Related information TPE3, TPE3 D 9.5.1 Connection terminals, advanced functional TPE2, TPE2 D ● module, FM 300 17.14 Digital inputs/outputs Select the activation delay, T1. 17.20 Predefined setpoints It is the time between the digital signal and the 17.23 Pulse flowmeter setup...
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Page 57: Digital Inputs/Outputs
You can set the digital input or output 3 and 4 to the functions mentioned below. Pump variant Digital inputs/outputs You can set the signal outputs to the following: TPE3, TPE3 D ● • Operation TPE2, TPE2 D ● • Pump running • Ready • Alarm Function Terminal •... - Page 58 Pump variant Activation delay module, FM 300 TPE3, TPE3 D 17.13 Digital inputs TPE2, TPE2 D ● 17.15 "Signal relays 1 and 2" (Relay outputs) 35. Factory settings Select the activation delay, T1. It is the time between the digital signal and the activation of the selected function.
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Page 59: Signal Relays 1 And 2" (Relay Outputs)
External fan control (Control of external fan) TPE3, TPE3 D ● When you select "External fan control", the relay is activated if the internal temperature of the motor TPE2, TPE2 D ● electronics reach a preset limit value. Factory setting Function Terminal See section Factory settings. -
Page 60: Controller (Controller Settings)
Controller actual speed. Pump variant (Controller settings) • Motor current TPE3, TPE3 D ● Motor current TPE2, TPE2 D ● Signal range The pumps have a factory setting of gain, K [V, mA] integral time, T 0-10 V 10 V... - Page 61 This means that if the setpoint is increased, the L2: distance in metres between heat exchanger and speed is reduced. In the case of inverse control, set sensor. the gain within the range from -0.1 to -20. Guidelines for setting of PI controller Differential- temperature control The tables below show the recommended controller...
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Page 62: Operating Range
Speeds below 25 % may result in noise from the shaft seal. Pump variant Operating range TPE3, TPE3 D ● Pos. Description TPE2, TPE2 D ● Fixed maximum speed Set the operating range as follows: User-set maximum speed • Set the minimum speed within the range from... -
Page 63: External Setpoint Function
External setpoint function Sensor min. TPE3, TPE3 D ● Actual Setpoint TPE2, TPE2 D ● Example with constant curve with linear influence You can influence the setpoint by an external signal, Actual setpoint: actual input signal x (setpoint - user- either via one of the analog inputs or, if an advanced set minimum speed) + user-set minimum speed. - Page 64 TPE3, TPE3 D ● If the input signal is above 15 %, the operating mode is changed back to Normal. TPE2, TPE2 D ● The table below gives an overview of the types of setpoint influence and the availability depending on pump type.
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Page 65: Predefined Setpoints
17.20 Predefined setpoints Pump variant Predefined setpoints TPE3,TPE3 D ● TPE2,TPE2 D ● You can set and activate seven predefined setpoints by combining the input signals to digital inputs 2, 3 and 4 as shown in the table below. 100 % 3.5 V... -
Page 66: Temperature Influence
If all digital inputs are open, the pump either stops or runs at the normal setpoint. Set the desired action Temperature influence with Grundfos GO or with the advanced control panel. Factory setting In the above example, T , which is equal to 80 °C, max. -
Page 67: Limit-Exceeded Function
TPE3, TPE3 D ● Action TPE2, TPE2 D ● If the value exceeds a limit, you can define an action. You can select the following actions: This function can monitor a measured parameter or •... -
Page 68: Pulse Flowmeter Setup
7 bar for more than 8 seconds, you TPE3, TPE3 D ● must reset the warning. TPE2, TPE2 D ● You can connect an external pulse flowmeter to one of the digital inputs in order to register the actual and accumulated flows. -
Page 69: Ramps
Related information 35. Factory settings Pump variant Ramps 17.25 Standstill heating TPE3, TPE3 D ● TPE2, TPE2 D ● Pump variant Standstill heating TPE3, TPE3 D ● The ramps determine how quickly the motor can accelerate and decelerate, during start-stop or TPE2, TPE2 D ●... -
Page 70: Motor Bearing Monitoring
Motor bearing monitoring Pump variant Service TPE3, TPE3 D ● TPE3, TPE3 D ● TPE2, TPE2 D ● TPE2, TPE2 D ● You can set the motor bearing monitoring function to Time until next service (Motor bearing service) these values: This display shows when to replace the motor •... -
Page 71: Number (Pump Number)
(Set date and time) TPE3, TPE3 D ● TPE3, TPE3 D ● TPE2, TPE2 D ● TPE2, TPE2 D ● You can allocate a unique number to the pump. This You can set date and time as well as how they are to... -
Page 72: Buttons On Product" (Enable/Disable Settings)
17.37 Store settings (Store actual settings) Standard control panel button always remains active but you can only Pump variant Store actual settings unlock all other buttons on the pump with Grundfos TPE3, TPE3 D ● Factory setting TPE2, TPE2 D ●... -
Page 73: Recall Settings (Recall Stored Settings)
TPE2, TPE2 D ● by pressing [Delete] and entering a new one. If Grundfos GO fails to connect and ask you to press This menu is only available in Grundfos GO. the connection button on the product, it means that In this display, you can give the pump a name. -
Page 74: Run Start-Up Guide
Pump variant Alarm log TPE3, TPE3 D ● TPE3, TPE3 D ● TPE2, TPE2 D ● TPE2, TPE2 D ● This menu is only available in the advanced control This menu contains a list of logged alarms from the panel. -
Page 75: Assisted Pump Setup
● 9. Set the setpoint. 10. Set the controller settings K and T . See TPE2, TPE2 D ● recommendations in section "Controller"("Controller settings"). The menu guides you through the following: 11. Check the summary of settings and confirm them Setting of pump by pressing [OK]. -
Page 76: Setting Of Date And Time
TPE3, TPE3 D ● of running hours and to ensure that the standby pump TPE2, TPE2 D ● takes over if the running pump stops due to an alarm. Each pump requires a non-return valve in series with This menu guides you through the following: the pump. - Page 77 Assisted pump setup. with the pump. Set the control mode to Const. pressure or Const. 4. Assign a pump name to the pump using Grundfos curve. In constant curve all pumps will run at the GO. See section "Pump name".
- Page 78 8. Press [>] three times to continue. section Assisted pump setup. 9. Press [OK] to search for other pumps. The green 5. Assign a pump name to the pump using Grundfos indicator light in the middle of Grundfos Eye GO. See section "Pump name".
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Page 79: Description Of Control Mode
17.6 Control mode appear in the bottom of the control panels. 17.51 Assisted fault advice The multipump system has now been set. Disabling the multipump function via Grundfos Pump variant Assisted fault advice 1. Select the "Assist" menu. TPE3, TPE3 D ●... -
Page 80: Selecting Control Mode
18. 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 81 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...
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Page 82: Bus Signal
19. Bus signal The pump supports serial communication via an RS-485 input. The communication is carried out according to Grundfos GENIbus protocol and enables connection to other pumps as well as a building management system or another external control system. -
Page 83: Priority Of Settings
"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... -
Page 84: Grundfos Eye
21. Grundfos Eye The operating condition of the pump is indicated by Grundfos Eye on the control panel. See figure Grundfos Eye, A. Grundfos Eye Grundfos Eye Indication Description The power is off. No lights are on. The pump is not running. - Page 85 The green indicator light in the middle Grundfos GO or another pump is trying flashes continuously. to communicate with the pump. Press on the pump control panel to allow communication.
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Page 86: Signal Relays
The pump has two outputs for potential-free signals via two internal relays. You can set the signal outputs to Operation, Pump running, Ready, Alarm and Warning. Contact position for signal relays when activated Operating Description Grundfos Eye Pump mode Operation Ready Alarm Warning running The power is off. -
Page 87: Installing A Communication Interface Module
23. Installing a communication 1. Loosen the four screws (A) and remove the terminal box cover (B). 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. - Page 88 3. Remove the securing screw (A). 7. Connect the cable screens of the bus cables to earth via one of the earth clamps (A). Connecting the cable screens to earth 8. Route the wires for the CIM module. See the Removing the securing screw example below.
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Page 89: Identification Of Functional Module
10. If the CIM module is supplied with an FCC label, then place this on the terminal box. You can identify the module in one of the following ways: Grundfos GO Select the Fitted modulesmenu under Status. Pump display If the pump is fitted with the advanced control panel, select Fitted modulesmenu under Status. -
Page 90: Identification Of Control Panel
25. Identification of control panel You can identify the module in one of the following ways: Grundfos GO Select the Fitted modules menu under Status. Pump display For pumps fitted with the advanced control panel, you can select the control panel in the Fitted modulesmenu under Status. -
Page 91: Changing The Position Of The Control Panel
26. Changing the position of the 4. Turn the plastic cover 180 °. control panel Do not twist the cable more than 90 °. DANGER Electric shock Death or serious personal injury 180° ‐ Switch off the power supply to the motor and to the signal relays. -
Page 92: Servicing The Product
Grundfos with all relevant information about the pumped liquid. WARNING If the above is not fulfilled, Grundfos can refuse to Hazardous liquids accept the pump for service. Death or serious personal injury Possible costs of returning the pump are to be paid ‐... -
Page 93: Cleaning The Product
27.2.2 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. 28. Cleaning the product WARNING Electric shock Death or serious personal injury... -
Page 94: Fault Finding
29. 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 95: 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. 29.6 The pump runs but delivers no water Cause Remedy The inlet pipe or pump is blocked by impurities. -
Page 96: Megging
30. Megging You can use standard as well as quick-blow or slow- blow fuses. Megging of an installation incorporating 32.2 Leakage current, AC MGE motors is not allowed, as the built-in electronics may be damaged. • 3 x 380-500 V - 10 %/+ 10 %, 50/60 Hz, PE •... -
Page 97: Inputs And Outputs
33. Inputs and outputs Analog inputs, AI Voltage signals: Earth reference, GND • 0.5 - 3.5 VDC, AL AU. All voltages refer to GND. • 0-5 VDC, AU. All currents return to GND. • 0-10 VDC, AU. Absolute maximum voltage and current limits Voltage signal: R greater than 100 kΩ... -
Page 98: Other Technical Data
The table below shows the emission category of the Use Grundfos Digital Sensor only. motor. * Not applicable for TPE2, TPE2 D pumps. The built- C1 fulfils the requirements for residential areas. in sensor for TPE3, TPE3 D pumps is connected to Note: When connected to a public network, 11 kW this input. -
Page 99: Torques
Standard: IP55 (IEC 34-5). Optional: IP66 (IEC 34-5). Sound pressure level Pump type ISO 3743 Insulation class [dB(A)] F (IEC 85). TPE2/TPE3 32-80 Standby power consumption TPE2/TPE3 32-120 5-10 W. TPE2/TPE3 32-150 Cable entries TPE2/TPE3 32-180 Motor size Number and size of cable entries... -
Page 100: Factory Settings
35. Factory settings ● Function is enabled. ❍ Function is disabled. Function is not available. Settings TPE3, TPE3 D TPE2, TPE2 D Setpoint Auto 67 % Operating mode Normal Normal Control mode AUTOADAPT Const. curve Date and time ● ●... -
Page 101: Disposing Of The Product
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. 36. Disposing of the product This product or parts of it must be disposed of in an environmentally sound way: 1. - Page 102 Argentina Columbia 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 103 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 104 98450210 12.2023 ECM: 1383319 www.grundfos.com...
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