Grundfos CRE Series Installation And Operating Instructions Manual
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Grundfos CRE Series Installation And Operating Instructions Manual

Grundfos CRE Series Installation And Operating Instructions Manual

E-pumps with mge model k motor
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CRE, CRIE, CRNE, SPKE, MTRE, BMS
E-pumps with MGE Model K motor
Installation and operating instructions
CRE, CRIE, CRNE, SPKE, MTRE,
BMS
Installation and operating instructions
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http://net.grundfos.com/qr/i/92898118
GRUNDFOS INSTRUCTIONS

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  • Page 1 GRUNDFOS INSTRUCTIONS CRE, CRIE, CRNE, SPKE, MTRE, BMS E-pumps with MGE Model K motor Installation and operating instructions CRE, CRIE, CRNE, SPKE, MTRE, Installation and operating instructions Other languages http://net.grundfos.com/qr/i/92898118...
  • Page 3 CRE, CRIE, CRNE, SPKE, MTRE, BMS English (GB) Installation and operating instructions ........4 Appendix A .

  • Page 4: Table Of Contents

    Operating panels, HMI 300 and 301 ..36 Table of contents Grundfos GO ....41 General information ... . . 5 Grundfos GO Link.

  • Page 5: General Information

    9.57 Priority of settings ....79 http:// net.grundfos. 9.58 Factory settings for Grundfos GO ..79 96496967 com/qr/i/ Servicing the product ... . 81 96496967 10.1 Maintenance .

  • Page 6: Notes

    Analog output. 1.3 Notes Alarm, out of range at upper limit. The symbols and notes below may appear in Grundfos installation and operating instructions, Communication interface module. safety instructions and service instructions. The ability to draw current into the Current...

  • Page 7: Product Introduction

    Model K The motors incorporate a functional module. The functional module is available in various versions with different inputs and outputs. You can fit the motors with a Grundfos add-on communication interface module (CIM). The module Type: Type: MGE160A 2-FF300-KA P.N.:...

  • Page 8: Radio Module

    You can identify the operating panel in the Fitted The product contains a class 1 radio. modules menu under Status. Grundfos will support the product with security updates for at least 2 years from Motor display production of the unit.

  • Page 9: Battery

    If any visible parts have been damaged, contact Safe Torque Off the transport company. Installation and operating instructions 3.3 Lifting the product http://net.grundfos.com/qr/i/92916582 2.7.1 Identification of the Safe Torque Off (STO) WARNING function Falling objects The version of the Safe Torque Off (STO) function is...

  • Page 10: Installation Requirements

    Provide the product with a suitable cover. The cover must be large enough to ensure that the product is not exposed to direct sunlight, UV radiation, rain or snow. Grundfos does not supply covers. When fitting a cover to the product, observe the instructions for adequate cooling.

  • Page 11: Location

    5. Mechanical installation If you install the motor in moist surroundings or areas with a high humidity, 5.1 Mounting the product ensure that the bottom drain hole is open. As a result, the motor becomes self- WARNING venting, allowing water and humid air to Crushing of feet escape.
  • Page 12 Vertical orientation...
  • Page 13 5.1.1.2 Drain holes The motor has a plugged drain hole on the drive side. The drain hole is placed in the flange on the drive side. You can turn the flange 90° to both sides or 180°. With the drain hole open, the motor becomes self- venting, allowing water and humid air to escape.
  • Page 14 5. Position the plastic cover correctly over the four rubber pins (C). Make sure that the locking tabs (A) are placed correctly. Model K 6. Fit the terminal box cover and make sure that it is turned 180° so that the buttons on the operating panel are aligned with the buttons on the plastic cover.

  • Page 15: Electrical Connection

    IT network, make sure that you have a sure that the power supply cannot be suitable product variant. If you are in switched on accidentally. doubt, contact Grundfos. ‐ Check that the supply voltage and The internal EMC filter remains connected,...

  • Page 16: Protection Against Power Supply Voltage Transients

    Related information 13.4.1 Ecodesign Directive 13.4.7 Cable glands delivered with the pump 6.7.3 Cable cross-section 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 17 6.7.3.1 Cable cross-section data for MGE motors 3 × 380-480 V, 50/60 Hz, Model K Cable cross- Nominal Cable cross- Speed Power P2 Supply voltage section current section [rpm] [kW] [AWG] 3 × 380-480 20.2 - 16.4 3 × 380-480 26.7 - 21.8 1450-2200 18.5...

  • Page 18: Additional Protection

    6.8 Additional protection automatically when the voltage is within the permissible voltage range. The product requires no 6.8.1 Residual-current circuit breakers additional protection relay. WARNING The product is protected against transients Electric shock from the power supply according to EN Death or serious personal injury 61800-3.

  • Page 19: Functional Modules

    The 250V contacts of the alarm relays of • Grundfos Digital Sensor input and output these devices must not be connected • one signal relay output directly to the supply mains, but energized •...
  • Page 20 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 21 • two configurable digital inputs or open-collector desired. outputs Signal relay 2 • Grundfos Digital Sensor input and output SELV: The output is galvanically separated from other • two Pt100/1000 inputs circuits. Therefore, you can connect the supply • two LiqTec sensor inputs voltage or safety extra-low voltage to the output as •...
  • Page 22 The 250V contacts of the alarm relays of these devices must not be connected directly to the supply mains, but energized by an isolated power supply or transformer with galvanic isolation. ST1 ST2 RJ45 PT2 PT1 LT1 Terminal Type Function Normally closed contact Common Signal relay 1: LIVE or SELV...
  • Page 23 Terminal Type Function +5 V Power supply to a potentiometer or sensor Signal ground GDS TX Grundfos Digital Sensor output GDS RX Grundfos Digital Sensor input Signal ground Digital input/output, configurable DI4/OC2 Open collector: Maximum 24 V resistive or inductive...

  • Page 24: Signal Relays

    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 25 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 Warning, but the pump is running. Operation Pump running Ready Alarm...
  • Page 26 Grundfos Eye is rotating red Alarm, but the pump is running. Operation Pump running Ready Alarm Warning Operating mode Normal Min. Max. Grundfos Eye is rotating red Alarm, but the pump is running. Operation Pump running Ready Alarm Warning Operating mode...

  • Page 27: Signal Cables

    6.11 Signal cables 6.12 Bus connection cable Use screened cables with a cross-sectional area of 6.12.1 Connecting a 3-core bus cable, GENIbus minimum 0.5 mm and maximum 1.5 mm for the 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 28: Installing A Communication Interface Module

    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 29 2. Remove the CIM (Communication Interface 7. Connect the cable screens of the bus cables to Module) cover (C1) by pressing the locking tab protective earth via one of the earth clamps (H). (D) and lifting the end of the cover (C2). Then lift the cover off the hooks (C3).

  • Page 30: Starting Up The Product

    10. If the module is supplied with an FCC label, fix the CAUTION label on the terminal box. Hot surface Minor or moderate personal injury ‐ Do not touch the product while it is running. Follow the startup instructions for the pump.

  • Page 31: Control Functions

    2.3.4 Identification of the operating panel company. 8.2 Operating panels, HMI 100 and 101 Pos. Symbol Description Grundfos Eye: The indicator light shows the operating status of the product. Communication: The button enables communication with Grundfos GO and other products of the same type.
  • Page 32 8.2.1 Making settings in products with the HMI 100 or 101 operating panel • Make all settings with Grundfos GO or Grundfos GO Link. 8.2.2 Resetting alarms and warnings in products with the HMI 100 or 101 operating panel •...

  • Page 33: Operating Panels, Hmi 200 And 201

    Up/Down: The buttons change the setpoint. Communication: The button enables communication with Grundfos GO and other products of the same type. Start/Stop: Press the button to make the product ready for operation or to start and stop the product. Start: If you press the button when the product is stopped, the product starts if no other functions with higher priority have been enabled.
  • Page 34 8.3.1 Setting the setpoint in constant parameter 8.3.2 Setting the setpoint in constant curve mode mode • Set the desired setpoint by pressing the Up or Down buttons. The following applies for motors set to operate in Const. other val. The green light fields on the operating panel indicate •...
  • Page 35 Press the Start/Stop button. Press and hold the Down button until all light fields are off. Use Grundfos GO. Use a digital input set to External stop. 8.3.7 Resetting alarms and warnings in products with the HMI 200 or 201 operating panel •...

  • Page 36: Operating Panels, Hmi 300 And 301

    When you try to establish radio communication between the product and Grundfos GO or another product, the green indicator light in Grundfos Eye flashes. In the controller display, a note states that a device wants to connect to the product. Press OK on the product operating panel to allow communication with Grundfos GO or Grundfos GO Link and other products of the same type.
  • Page 37 8.4.1 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 38 8.4.3 Menu overview for the HMI 300 and 301 operating panels Home Single pump Multipump system • • Status Single pump Multipump system Operating status • • Operating mode, from • • Control mode • • Pump performance • • Actual controlled value •...
  • Page 39 • • Analog input 1, setup • • Analog input 2, setup • • Analog input 3, setup • • Built-in Grundfos sensor • • • • Pt100/1000 inputs Pt100/1000 input 1, setup • • Pt100/1000 input 2, setup •...

  • Page 40: Run Start-Up Guide

    Settings Single pump Multipump system Monitoring functions • • Motor bearing monitoring • • Alarm handling • • Motor bearing maintenance • • Limit-exceeded function • • LiqTec function • • Special functions • • Low-flow stop function • • Stop at min.

  • Page 41: Grundfos Go

    8.5 Grundfos GO 8.5.1 Communication When Grundfos GO initiates communication with the CAUTION product, the indicator light in the centre of Grundfos Radiation Eye flashes green. Minor or moderate personal injury On products fitted with the HMI 100 or 200 operating ‐...
  • Page 42 8.5.2 Menu overview for Grundfos GO Dashboard Single pump Multipump system • • View all metrics Single pump Multipump system Pump and application Actual controlled value • • Acc. flow, specific energy • • Energy consumption • Energy consumption, system •...
  • Page 43 View all metrics Single pump Multipump system Differential pressure • • Differential pressure, inlet/outlet • • Differential temperature, external • • External pressure 1 • • External pressure 2 • • Feed tank pressure • • Flow rate • • Pressure : inlet •...
  • Page 44 Settings Single pump Multipump system Analog input 1 • Analog input 2 • • Analog input 3 Built-in Grundfos sensor • Analog output • • Pt100/1000 input 1 • Pt100/1000 input 2 Digital input 1 • Digital input 2 •...
  • Page 45 Settings Single pump Multipump system Store settings • Recall settings • Unit configuration • Only available if an advanced functional module, type FM310 or FM311, is fitted. Alarms and warnings Single pump Multipump system Alarm log • • Warning log •...

  • Page 46: Grundfos Go Link

    Use the module Tool connected to the AYB terminals of the pump. together with a USB cable to connect to a Since Grundfos GO Link is wired to the pump within a laptop. short distance, no verification is needed. A direct connection will be established.

  • Page 47: Grundfos Eye

    8.7 Grundfos Eye The operating condition of the motor is indicated by Grundfos Eye on the motor operating panel. Grundfos Eye indicator light (A) Indicator light Indication Description Power off No lights are on. The motor is not running. Power on Two opposite green The motor is running.
  • Page 48 Grundfos Eye symbol next to the motor name in four times. Grundfos GO. The green indicator light in You have selected the motor in Grundfos GO, and the the middle is flashing motor is ready to be connected. continuously. The green indicator light in...

  • Page 49: Setting The Product

    9. Setting the product You can set control functions via Grundfos GO, Max. Grundfos GO Link or the HMI 300 or 301 operating panel. • If only one function name is mentioned, it refers to both Grundfos GO and the operating panel.

  • Page 50: Control Mode

    9.5 Control mode Related information 9.16 Controller (Controller settings) You can choose between the following control modes: • Prop. pressure (proportional pressure) 9.5.2 Constant pressure • Const. pressure (constant pressure) We recommend this control mode if the pump is to • Const.
  • Page 51 9.5.3 Constant temperature This control mode ensures a constant temperature. Constant temperature is a comfort control mode that you can use in domestic hot-water systems to control the flow to maintain a constant temperature in the system. Constant differential pressure The setting range is between 12.5 % and 100 % of maximum head.
  • Page 52 The sensors must have the same unit and must be set as feedback sensors. You can set the sensors manually, sensor by sensor, or by using the Assist menu. See the section on assisted Δt pump setup. • Two external temperature sensors. Constant differential-temperature control is achievable with two temperature sensors.
  • Page 53 • As a filling function where the pump pumps the liquid into the tank. The type of level control function depends on the setting of the built-in controller. Example: • One external level sensor with emptying function. Constant flow rate This control mode requires an external flow sensor.

  • Page 54: Setting The Proportional Pressure

    The factory setting of FLOWLIMIT is the flow rate where the AUTOADAPT factory setting meets the maximum curve. See the figure above. Factory setting See the section on factory settings. Related information 9.58 Factory settings for Grundfos GO...

  • Page 55: Automatic Night Setback

    3-wire sensor, 0.5 - 3.5 V, 0-5 V, 0-10 V See the section on factory settings. Related information 9.58 Factory settings for Grundfos GO 9.9 Analog inputs The inputs and outputs available depend on the functional module fitted in the motor.
  • Page 56 Measured parameter Unit Select one of the below parameters to be measured in the system by the sensor connected to the input. Parameter Available units Pressure bar, m, kPa, psi, ft Level m, ft, in Pump flow /h, l/s, yd /h, gpm DPT DTT Liquid temperature...

  • Page 57: Built-In Grundfos Sensor

    Grundfos sensor menu. setpoint. If you perform the setting manually via Grundfos GO, • Other function you need to enter the menu for the Built-in Grundfos The sensor input is used for measurement or sensor under the Settings menu. monitoring. Function...

  • Page 58: Digital Inputs

    When the input is activated, the motor runs at the Closed contact or Open contact. Selecting the trigger set minimum speed. function can only be set via Grundfos GO Link. • Max. (maximum speed) The digital inputs can be activated either as active When the input is activated, the motor runs at the low or active high.

  • Page 59: Digital Inputs/Outputs

    • Active with interrupt • Active without interrupt • Active with after-run. The duration time (T2) is the time which, together with the mode, determines how long the selected function DI3 24V is active. Range: 0 - 15,000 seconds. T3 > T1 + T2 T3 <...

  • Page 60: Signal Relay (Relay Outputs)

    • Limit 2 exceeded When you have set this function and the limit is exceeded, the signal relay is activated. • Digital input 1, state • Limit 2 exceeded • Digital input 2, state When you have set this function and the limit is •...

  • Page 61: Controller (Controller Settings)

    9.16 Controller (Controller settings) • 0-20 mA • 4-20 mA. The pumps have a factory default setting of gain (K and integral time (T Function of analog output However, if the factory setting is not the optimum Actual speed setting, you can change the gain and the integral time: 100 % •...

  • Page 62: Operating Range

    See the section on factory settings. Constant differential Related information temperature 9.58 Factory settings for Grundfos GO 9.17 Operating range Set the operating range as follows: 1. Set the minimum speed within the range from -0.5 10 + 5L2 fixed minimum speed (5) to user-set maximum speed (2).

  • Page 63: 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.
  • Page 64 Pos. Description Setpoint influence from 0 to 100 % 9.18.1.2 Linear with Stop In the input signal range from 20 to 100 %, the setpoint is influenced linearly. If the input signal is below 10 %, the motor changes to the Stop operating mode.

  • Page 65: Predefined Setpoints

    You can also set the normal setpoint. Set the desired action with one or two of the digital inputs to Predefined Grundfos GO or with the HMI 300 or 301 operating setpoints. However, this limits the number of panel.

  • Page 66: Limit-Exceeded Function

    See the section on factory settings. speed to a minimum. Related information • Alarm and Max 9.58 Factory settings for Grundfos GO An alarm is given, and the pump increases the speed to maximum. 9.21 Limit-exceeded function • Alarm and User-defined speed...

  • Page 67: Liqtec (Liqtec Function)

    Range: 0-254 seconds. Factory setting See the section on factory settings. Related information X: Time in seconds 9.58 Factory settings for Grundfos GO Y: Pressure in bar 9.23 Stop function (Low-flow stop function) Pos. Parameter Setting You can set Low-flow stop function to these values: •...
  • Page 68 • High-comfort mode: The pump automatically • Low-flow detection function: The pump checks adjusts the parameters for the stop function so the flow regularly by reducing the speed for a that the disturbances during the start-stop short time. If there is no or only a small change operation period are minimised.

  • Page 69: Stop At Min. Speed

    Pos. Description See the section on factory settings. Non-return valve Related information Pump 9.58 Factory settings for Grundfos GO Pressure sensor 9.24 Stop at min. speed Diaphragm tank This stop function can be utilised in for example constant level applications where a boost of pressure is not needed.

  • Page 70: Pipe Filling Function

    Stop and is changed to Normal. Factory setting See the section on factory settings. Related information 9.58 Factory settings for Grundfos GO 9.26 Pulse flowmeter (Pulse flowmeter setup) t(s) You can connect an external pulse flowmeter to one of the digital inputs in order to register the actual and accumulated flows.

  • Page 71: Direction Of Rotation

    • Analog input 2 • Analog input 3 9.28 Direction of rotation • Built-in Grundfos sensor • Pt100/1000 input 1 Use this function to select the desired direction of motor rotation when looking at the motor shaft end • Pt100/1000 input 2 from the drive side.

  • Page 72: Service Intervals

    1 week • Now! 9.34.4 Initiate Bluetooth connection Use this function if Grundfos GO is installed 9.33.2 Bearing replacements on Huawei smartphones with BLE version 5.0 or The display shows the number of bearing older. This function is used to establish a Bluetooth replacements made during the lifetime of the motor.
  • Page 73 GENI GDP protocol that can be accessed from Grundfos iSOLUTION Slave Cloud and other cloud based solutions. Daisy chain Grundfos will support the product with security updates for at least 2 years from BLT (BLT = Built-in line termination (dip production of the unit. switch)) 9.34.6.1 IP Settings...

  • Page 74: Language

    Once you have recalled settings, you cannot undo. • If you use Grundfos GO and set the buttons to Not active, the buttons on the HMI 200 or 201 9.45 Pump name operating panel are disabled, except the Radio The function is only available in Grundfos GO.

  • Page 75: Multipump Function

    You can also use the connection code to restrict 9.52 Setup, analog inputs remote access to the product. You can only set the connection code with Grundfos This function is only available in the HMI 300 and 301 operating panels.
  • Page 76 • Pump changeover is automatic and depends on 4. Assign a name to the motor using Grundfos GO. load, operating hours and fault detection. 5. Disconnect Grundfos GO from the motor. • All pumps in operation run at the same speed.
  • Page 77 Setup of multi-pump system. equipment and the required functionality. 4. Press the Right button to continue. 5. Assign a name to the motor using Grundfos GO. 5. Select Wireless as the communication method to 6. Assign motor number 1 to the motor.

  • Page 78: Description Of Control Mode

    16. Press OK to confirm the setting. The multipump function icons appear at the bottom of the operating panels. 9.54.6 Disabling a multipump system with Grundfos GO 1. Go to Assist. 2. Select Multi-pump setup and press Disable. 3. Press the Right button to continue.

  • Page 79: Priority Of Settings

    Start Stop and Maximum speed settings made with Grundfos GO or on the motor operating 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, for example Stop, that was selected with Grundfos GO or the motor operating panel.
  • Page 80 Without factory-fitted Settings With factory-fitted sensor sensor Ramp-up time: 1 s Ramp-up time: 1 s Ramps Ramp-down time: 3 s Ramp-down time: 3 s Number Radio communication Activated Activated Analog input 1 4-20 mA Not active Analog input 2 Not active Not active Analog input 3 Not active...

  • Page 81: Servicing The Product

    10. Servicing the product WARNING Crushing of hands WARNING Death or serious personal injury Electric shock ‐ Follow the instructions in the service Death or serious personal injury instructions for the motor. ‐ Switch off the power supply to the ‐...

  • Page 82: Maintenance

    • The replacement or servicing of Do not expose the product to high- batteries must be carried out by a pressure water jets. qualified person. • The battery contained within this product, whether new or used, is To clean the motor, follow the procedure below: hazardous and is to be kept away from 1.

  • Page 83: Technical Data

    Related information When started via an external on and off 1.1 Related instructions switch, the product starts immediately. 6.10 Signal relays 8.7 Grundfos Eye 13.1.3 Ambient temperature 13. Technical data 13.1.3.1 Ambient temperature during storage and transportation 13.1 Operating conditions 13.1.1 Installation altitude...

  • Page 84: Technical Data, Three-Phase Motors

    13.2 Technical data, three-phase motors 3 x 400-480 V, Model K Recomme WARNING Motor size Maximum nded Fuse type Electric shock [kW] Death or serious personal injury ‐ Use the recommended fuse size. Supply voltage • 3 × 380-480 V -10 % / +10 %, 50/60 Hz, PE For recommended size of fuses see the appendix concerning installation in the •...

  • Page 85: Inputs And Outputs

    13.3 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 86 Use Pt1000 for long wires. LiqTec sensor inputs Use a Grundfos LiqTec sensor only. Screened cable: 0.5 - 1.5 mm / 28-16 AWG. Grundfos Digital Sensor input and output (GDS) Use Grundfos Digital Sensor only. Power supplies, +5 V, +24 V +5 V •...

  • Page 87: Other Technical Data

    13.4 Other technical data Model K: This equipment complies with IEC 61000-3-12 provided that the short- 13.4.1 Ecodesign Directive circuit power S is greater than or equal This product is out of scope of Directive 2009/125/EC to the respective value described in the and Commission Regulation (EU) 2019/1781 due to table below at the interface point between Article 2 (3a), as the variable speed drive (VSD) is...
  • Page 88 Model K Emission category Motor [kW] 1450-2200 rpm 2900-4000 rpm 3500-4000 4000-5900 rpm C2/C3 C2/C3 C2/C3 18.5 C2/C3 C2/C3 C2/C3 C2/C3 C2/C3 Depending on product hardware configuration. 13.4.3 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's nameplate: P.C.: U in:...

  • Page 89: Accessories

    13.5 Accessories 13.4.7 Cable glands delivered with the pump The following are the communication interface modules intended for use with the product: Cable Motor Thread diameter Quantity size [kW] [mm] Communication Protocol interface module 0.25 - 2.2 M20 x 1.5 GENIbus CIM 50 7-14...

  • Page 90: Applicable Standards

    1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop. 3. Dispose of the waste battery through the national collective schemes. If in doubt, contact your local Grundfos company.
  • Page 91 2200 2200 18.5 2900 4000 4000 1450 2200 2200 2900 4000 4000 3500 4000 4000 Not available in this voltage range. To be determined. Check the online version. CRE, CRIE, CRNE, SPKE, MTRE, CME, BMS installation and operating instructions http://net.grundfos.com/qr/i/92898118...
  • Page 92 Appendix B B.1. Installation in the USA and Canada To maintain the cURus approval, the additional information in this section must be followed. Environmental enclosure ratings The MGE, MLE Model K enclosure is approved for NEMA type 2 and 12 and are suitable for indoor use only. For more information about ambient temperature during operation, see the sections on operating conditions and ambient temperature.
  • Page 93 8 inches (20 cm) between the radiator and your body. This device complies with Part 15 of the FCC rules and RSS210 of the IC rules. Changes or modifications made to this equipment not expressly approved by Grundfos may void the FCC authorization to operate this equipment.
  • Page 94 Pour le Canada Numéros d'identification: Grundfos Holding A/S Modèle: RADIOMODULE 2G4 Contient IC: 10447A-RA2G4M01 Contient IC: 10447A-RA2G4MSR. B.4. Electrical connection Installation altitude For 480/277V grid systems : The maximum altitude is between 0 and 3500 m above sea level. For 480V (corner earthed) grid systems: The maximum altitude is between 0 and 2000 m above sea level.
  • Page 95 Model K Maximum line reactor size [mH] [kW] [HP] 1750-2200 rpm 3500-4000 rpm 18.5 Line reactors are often required for six-pulse variable speed drives. Please observe that the MGE, MLE utilize a small DC capacitor concept for lower harmonics and exceeding the maximum inductance may cause resonance between reactor and the MGE, MLE that will reduce the lifetime of the product.
  • Page 96 3 × 440-480 V, MLE Model K Motor size Recommended Maximum Fuse type [hp] RK1, Class J or T UL listed fuse RK1, Class J or T UL listed fuse RK1, Class J or T UL listed fuse RK1, Class J or T UL listed fuse Branch circuit short-circuit protection For the USA...
  • Page 97 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 98 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 99 92898118 08.2023 ECM: 1375713 www.grundfos.com...

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