Grundfos MGE Series Installation And Operating Instructions Manual
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Grundfos MGE Series Installation And Operating Instructions Manual

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GRUNDFOS INSTRUCTIONS
MGE motors
Installation and operating instructions

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  • Page 1 GRUNDFOS INSTRUCTIONS MGE motors Installation and operating instructions...

  • Page 2: Table Of Contents

    Motor cooling 10.44 ""Assisted fault advice"" User interfaces Bus signal Basic control panel Priority of settings Standard control panel Grundfos Eye Advanced control panel Installing a communication interface Grundfos GO module R100 remote control Identification of functional module Description of functions Identification of control panel 10.1...

  • Page 3: Symbols Used In This Document

    Digital output. 1. Symbols used in this document ELCB Earth leakage circuit breaker. Functional module. DANGER Grundfos Digital Sensor. Indicates a hazardous situation which, if Factory-fitted sensor in some not avoided, will result in death or serious Grundfos pumps. personal injury.

  • Page 4: General Description

    See section 7.5 Functional modules. You can fit the motors with a Grundfos CIM module. A CIM module is an add-on communication interface module. The CIM module enables data transmission between the motor and an external system, for example a BMS or SCADA system.

  • Page 5: Identification

    Enclosure class according to IEC Rated power output [kW] 60034-5 Power board Insulation class according to IEC 62114 Functional module type Maximum ambient temperature [°C] CE mark and approvals Power factor Part number of nameplate Weight [kg] Grundfos logo Non-drive-end bearing Grundfos company address...

  • Page 6: Type Key

    Type of motor unit Complete motor with terminal box Basic motor unit without terminal box Kit for basic motor unit without terminal box Motor Grundfos Electronic control Frame size according to IEC (centre line height of motor shaft in mm, foot-mounted motor)

  • Page 7: Receiving The Product

    You can order various cable glands from • Motors from 2.2 to 5.5 kW: Do not stack more Grundfos as accessory kits. than two motors in their original packaging. See the size of the cable entries in section 25. Other •...

  • Page 8: Outdoor Installation

    The cover must be sufficiently large to ensure that accidentally switched on. the motor is not exposed to direct sunlight, rain or snow. Grundfos does not supply covers. We DANGER therefore recommend that you have a cover built for the specific application. In areas with high humidity,...

  • Page 9: Cable Requirements

    Cross section Conductor Conductor suitable motor variant. If you are in doubt, type material contact Grundfos. [AWG] The wires in the motor terminal box must be as short Solid 0.5 - 2.5 28-12 as possible. Excepted from this is the separated...

  • Page 10: Additional Protection

    23.2 Leakage current (AC). suitable motor variant. If you are in doubt, This product can cause a direct current in the contact Grundfos. protective earth conductor. Overvoltage and undervoltage protection Corner earthing is not allowed for supply Overvoltage and undervoltage may occur in case of voltages above 3 x 480 V, 50/60 Hz.

  • Page 11: Functional Modules

    Overload protection 7.6 Connection terminals on functional modules If the upper load limit is exceeded, the motor automatically compensates for this by reducing the The descriptions and terminal overviews in this speed and stops if the overload condition persists. section apply to both single- and three-phase The motor remains stopped for a set period.
  • Page 12 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 • two signal relay outputs • GENIbus connection. See fig. 11. +24 V*...
  • Page 13 +24 V Supply +24 V Supply Supply to +5 V potentiometer and sensor Earth Grundfos Digital GDS TX Sensor output Grundfos Digital GDS RX Sensor input Analog input: 0-20 mA / 4-20 mA 0.5 - 3.5 V / 0-5 V /...
  • Page 14 • one analog output • two dedicated digital inputs • two configurable digital inputs or open-collector outputs • Grundfos Digital Sensor input and output • two Pt100/1000 inputs • LiqTec sensor inputs • two signal relay outputs • GENIbus connection.
  • Page 15 +24 V Supply Normally open contact Supply to +5 V potentiometer and Earth sensor Digital input/output, Earth configurable. Grundfos Digital Open collector: GDS TX DI4/OC2 Sensor output Maximum 24 V resistive or Grundfos Digital GDS RX inductive. Sensor input Pt100/1000...

  • Page 16: Signal Cables

    7.7 Signal cables 7.8 Bus connection cable Use screened cables with a cross-sectional area of 7.8.1 New installations 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 17: Operating Conditions

    If the motor is to operate at ambient temperatures between 50 and 60 °C, select an oversized motor. Contact Grundfos for further information. 8.3 Installation altitude If the motor is installed above 2000 m, it does not comply with the SELV/PELV classification.

  • Page 18: User Interfaces

    9.1.1 Settings See section 9.5 R100 remote control. Make all settings with Grundfos R100 or Grundfos If the power supply to the motor is switched off, the motor settings are stored. 9.1.2 Resetting of alarms and warnings You can reset a fault indication in one of the following ways: •...

  • Page 19: Standard Control Panel

    In uncontrolled-operation mode, the motor output lies between maximum and minimum speed. See fig. Enables radio communication with Grundfos GO and other MGE motors of the same type. Makes the motor ready for operation or starts and stops motor.
  • Page 20 You can also stop the motor with R100, Grundfos GO or via a digital input set to "External stop". See section 12. Priority of settings.

  • Page 21: Advanced Control Panel

    Fig. 23 Advanced control panel field. Enables radio communication Pos. Symbol Description with Grundfos GO and other products of the same type. Grundfos Eye When you try to establish radio Shows the operating status of communication between the the motor.
  • Page 22 9.3.1 "Home" display Pos. Symbol Description Indicates that the motor is operating in a multimotor system. See section Status Settings Assist 10.42 ""Setup of multi-pump system"" (Multimotor). Setpoint Control mode Indicates that the possibility to Const. pressure 5.00 bar make settings has been disabled for protective reasons.
  • Page 23 9.3.3 Menu overview for advanced control panel Advanced control panel "Home" Multimotor system ● ● "Status" Multimotor system ""Operating status"" ● ● ""Operating mode, from"" ● ● ""Control mode"" ● ● ""Pump performance"" ● ● ""Actual controlled value"" ● ● ""Resulting setpoint""...
  • Page 24 Advanced control panel Multimotor "Settings" Section Page system ""Setpoint"" ● ● 10.1 ""Setpoint"" ""Operating mode"" ● ● 10.2 ""Operating mode"" ""Set manual speed"" ● ● 10.3 ""Set manual speed"" ""Control mode"" ● ● 10.4 "Control mode" ""Analog inputs"" ● ● ""Analog input 1, setup""...
  • Page 25 Continued from page 24. Advanced control panel Multimotor "Settings" Section Page system ""Special functions"" ● ● ""Ramps"" ● ● 10.16 "Ramps" ""Standstill heating"" ● ● 10.19 ""Standstill heating"" ""Communication"" ● ● 10.22 "Number" (""Pump ""Pump number"" ● ● number"") 10.23 "Radio communication" ""Enable/disable radio comm.""...

  • Page 26: Grundfos Go

    9.4 Grundfos GO 9.4.1 Communication When Grundfos GO initiates communication with the The motor is designed for wireless radio or infrared motor, the indicator light in the middle of Grundfos communication with Grundfos GO. Eye flashes green. See section 13. Grundfos Eye.
  • Page 27 "Digital in/output 4" ● "Fitted modules" ● "Pump 1" ● "Pump 2" ● "Pump 3" ● "Pump 4" ● Only available if an advanced functional module, type FM 300, is fitted. Only available if Grundfos GO is connected to a multimotor system.
  • Page 28 Multimotor Settings Section Page system "Setpoint" ● ● 10.1 ""Setpoint"" "Operating mode" ● ● 10.2 ""Operating mode"" "Control mode" ● ● 10.4 "Control mode" "Pipe-filling function" ● ● 10.16 "Ramps" 10.27 "Buttons on product" "Buttons on product" ● (""Enable/disable settings"") 10.11 "Controller"...
  • Page 29 10.34 "Connection code" "Unit configuration" ● 10.26 "Unit configuration" (""Units"") Only available if an advanced functional module, type FM 300, is fitted. Only available if Grundfos GO is connected to a multimotor system. Multimotor Alarms and warnings Section Page system "Alarm log"...

  • Page 30: R100 Remote Control

    During communication, point R100 at the control panel. When R100 communicates with the motor, the The motor is designed for wireless communication indicator light in the middle of Grundfos Eye flashes with the Grundfos R100 remote control. green. See page 51.
  • Page 31 Status "Actual setpoint and external setpoint" "Operating mode" "Actual controlled value" "Analog input 1, 2 and 3" "Pt100/1000 input 1 and 2" "Speed" "Power input and power consumption" "Operating hours" "Replace motor bearings" "Motor current" R100 remote control Installation Section Page "Control mode"...

  • Page 32: Description Of Functions

    Available inputs depend on the functional module 10.3 ""Set manual speed"" fitted in the motor. This menu is only available in the advanced control panel. With Grundfos GO, you set the speed via the FM 200* FM 300* Function (terminal) ""Setpoint""...

  • Page 33: Pt100/1000 Inputs

    Measured parameter "Electrical signal" Select one of the parameters listed below, i.e. the Select signal type: parameter to be measured in the system by the • 0.5 - 3.5 V sensor connected to the analog input. See fig. 28. • 0-5 V •...

  • Page 34: Digital Inputs

    Measured parameter • ""Alarm resetting"" When the input is activated, a possible fault Select one of the parameters listed below, i.e. the indication is reset. parameter to be measured in the system by the Pt100/1000 sensor connected to the Pt100/1000 •...

  • Page 35: Digital Inputs/Outputs

    10.8 ""Digital inputs/outputs"" Activation delay (only for input) Select the activation delay (T1). Available inputs and outputs depend on the functional module fitted in the motor. See section It is the time between the digital signal and the activation of the selected function. 15.

  • Page 36: Signal Relay" (""Relay Outputs"")

    10.9 "Signal relay" (""Relay outputs"") ""Function of analog output"" • ""Actual speed"" The motor incorporates two signal relays for potential-free signalling. See section 20. Signal "Actual speed" relays. Signal Function range You can configure the signal relays to be activated by one of the following incidents: 0-10 V 10 V...

  • Page 37: Controller" (""Controller Settings"")

    The reading is a percentage of the range between 0 10.12 ""Operating range"" and 200 % of the maximum permissible load at the Set the operating range as follows: actual speed. • Set the minimum speed within the range from •...
  • Page 38 Example with constant curve with linear • ""Linear with Stop"" and ""Inverse with Min."" influence/function – ""Inverse with Stop"" Actual setpoint: actual input signal x (setpoint - In the input signal range from 20 to 100 %, the user-set minimum speed) + user-set minimum setpoint is influenced linearly.
  • Page 39 • ""Inverse with Stop"" and ""Inverse with Min."" • ""Influence table"" The setpoint is influenced by a curve made out of – ""Inverse with Stop"" two to eight points. There is a straight line In the input signal range from 0 to 80 %, the between the points and a horizontal line before setpoint is influenced inversely.

  • Page 40: Predefined Setpoints

    Normal setpoint Stop Fig. 43 Principle sketch showing how predefined setpoints function If all digital inputs are open, the motor stops or runs at the normal setpoint. Set the desired action with Grundfos GO or with the advanced control panel.

  • Page 41: Limit-Exceeded Function

    10.15 ""Limit-exceeded function"" Example The function is to monitor the outlet pressure from a This function can monitor a measured parameter or CRE pump. If the pressure is below 5 bar for more one of the internal values such as speed, motor load than 5 seconds, a warning must be given.

  • Page 42: Ramps

    10.16 "Ramps" 10.19 ""Standstill heating"" The ramps determine how quickly the motor can You can use the function to avoid condensation in accelerate and decelerate during start/stop or humid environments. When you set the function to setpoint changes. ""Active"" and the motor is in operating mode ""Stop"", a low AC voltage is applied to the motor You can set the following: windings.

  • Page 43: Service

    To unlock the motor 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 motor with Grundfos GO.

  • Page 44: Delete History

    [Delete] and entering a new one. then uses. If Grundfos GO fails to connect and ask you to press Advanced control panel the connection button on the product, it means that...

  • Page 45: Run Start-Up Guide

    10.25 "Date and time" (""Set date setup"" for setting the motor to "Constant other time""). value" • ""Set date"".* Grundfos GO See section 10.25 "Date and time" (""Set date 1. Open the ""Assist"" menu. time""). 2. Select ""Assisted pump setup"".

  • Page 46: Setup, Analog Input

    Advanced control panel 10.41 ""Setting of date and time"" 1. Open the ""Assist"" menu. This menu is only available in the advanced control 2. Select ""Assisted pump setup"". panel. 3. Select control mode ""Const. other val."". Whether this menu is available or not, depends on the functional module fitted in the pump: 4.
  • Page 47 8. Assign a name to the motor using Grundfos GO. starts if the duty motor stops due to an alarm.
  • Page 48 10.39 ""Assisted pump setup"" (Assisted 4. Press [>] to continue. motor setup). 5. Assign a name to the motor using Grundfos GO. 5. Select ""Wireless"" as the communication See section method to be used between the two motors. 10.33 "Pump name" (motor name).

  • Page 49: Description Of Control Mode

    RS-485 input. The communication is carried out section 10.22 "Number" (""Pump number""). according to the Grundfos GENIbus protocol and 5. Select the ""Assist"" menu on one of the motors enables connection to a building management and ""Setup of multi-pump system"".

  • Page 50: Priority Of Settings

    Example If you have set the motor to maximum speed via the digital input, the motor control panel, R100 or Grundfos GO can only set the motor to "Manual" or "Stop". The priority of the settings appears from the table...

  • Page 51: Grundfos Eye

    13. Grundfos Eye The operating condition of the motor is indicated by Grundfos Eye on the motor control panel. See fig. 46, pos. A. Fig. 46 Grundfos Eye Grundfos Eye Indication Description The power is off. No lights are on.

  • Page 52: Installing A Communication Interface Module

    14. Installing a communication 2. Remove the CIM cover (fig. 49, A) by pressing the locking tab (fig. 49, B) and lifting the end of interface module the cover (fig. 49, C). Then lift the cover off the hooks (fig. 49, D). DANGER Electric shock - Death or serious personal injury...
  • Page 53 4. Fit the CIM module by aligning it with the three 8. Route the wires for the CIM module. See the plastic holders (fig. 51, A) and the connecting example in fig. 53. plug (fig. 51, B). Press home the module using your fingers.

  • Page 54: Identification Of Functional Module

    You can identify the fitted module in one of the You can identify the fitted module in one of the following ways: following ways: Grundfos GO Grundfos GO You can identify the functional module in the "Fitted You can identify the control panel in the "Fitted modules"...

  • Page 55: Changing The Position Of The Control Panel

    17. Changing the position of the 3. Press and hold in the two locking tabs (A) while gently lifting the plastic cover (B). control panel DANGER Electric shock - Death or serious personal injury - Switch off the power supply to the motor and to the signal relays.

  • Page 56: Servicing The Product

    Magnetic field Death or serious personal injury - Do not handle the motor or rotor if you have a pacemaker. For servicing the product, download the service instructions for the motor by using the following link or QR code. http://net.grundfos.com/qr/i/98413121...

  • Page 57: Signal Relays

    You can set the signal outputs to "Operation", "Running", "Ready", "Alarm" and "Warning". The functions of the two signal relays appear from the table below: Contact position of signal relays when activated Operating Description Grundfos Eye mode Operation Running Ready Alarm Warning The power is off.

  • Page 58: Megging

    21. Megging 23. Technical data, three-phase motors Do not meg an installation incorporating MGE motors, as the built-in electronics may be damaged. 23.1 Supply voltage 22. Technical data, single-phase • 3 x 380-500 V - 10 %/+ 10 %, 50/60 Hz, PE. motors Check that the supply voltage and frequency correspond to the values stated on the nameplate.

  • Page 59: Inputs And Outputs

    24. Inputs and outputs Analog inputs (AI) Voltage signal ranges: Earth reference • 0.5 - 3.5 VDC, AL AU. All voltages refer to earth. All currents return to • 0-5 VDC, AU. earth. • 0-10 VDC, AU. Absolute maximum voltage and current limits Voltage signal: R greater than 100 kΩ...
  • Page 60 Use Grundfos LiqTec sensor only. Insulation class Screened cable: 0.5 - 1.5 mm / 28-16 AWG. F (IEC 85). Grundfos Digital Sensor input and output (GDS) Standby power consumption Use Grundfos Digital Sensor only. 5-10 W Power supplies (+5 V, +24 V)
  • Page 61 1. Use the public or private waste collection service. 1500 2200 2. If this is not possible, contact the nearest 2000 Grundfos company or service workshop. 3000 Dispose of the waste battery through the national 4000 collective schemes. If in doubt, contact your local 4000 Grundfos company.

  • Page 62: Identification Numbers

    This device must accept any interference, Identification numbers including interference that may cause undesired operation of the device. Fig. 2 Identification numbers Users are cautioned that changes or modifications not expressly approved by Grundfos could void the user's authority to operate the equipment.

  • Page 63: Electrical Connection

    Electrical connection Conductors See section requirements, page 9. 7.2 Cable Torques Maximum tightening torques for the terminals can be found in section Torques, page 60. Line reactors 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 mains supply delivering not more than 5000 RMS symmetrical amperes, 600 V maximum.
  • Page 64 Argentina China Hong Kong Bombas GRUNDFOS de Argentina S.A. GRUNDFOS Pumps (Shanghai) Co. Ltd. GRUNDFOS Pumps (Hong Kong) Ltd. Ruta Panamericana km. 37.500 Centro 10F The Hub, No. 33 Suhong Road Unit 1, Ground floor Industrial Garin Minhang District Siu Wai Industrial Centre 1619 Garín Pcia.
  • Page 65 Malaysia Serbia Turkey GRUNDFOS Pumps Sdn. Bhd. Grundfos Srbija d.o.o. GRUNDFOS POMPA San. ve Tic. Ltd. 7 Jalan Peguam U1/25 Omladinskih brigada 90b Sti. Glenmarie Industrial Park 11070 Novi Beograd Gebze Organize Sanayi Bölgesi 40150 Shah Alam Phone: +381 11 2258 740...
  • Page 66 98246988 0716 ECM: 1188065 www.grundfos.com...

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