Grundfos CRIE Installation And Operating Instructions Manual
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Grundfos CRIE Installation And Operating Instructions Manual

Grundfos CRIE Installation And Operating Instructions Manual

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CRE, CRIE, CRNE, SPKE, MTRE, CME
Installation and operating instructions
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GRUNDFOS INSTRUCTIONS

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  • Page 1 GRUNDFOS INSTRUCTIONS CRE, CRIE, CRNE, SPKE, MTRE, CME Installation and operating instructions Other languages http://net.grundfos.com/qr/i/98358864...

  • Page 2: Table Of Contents

    13.45 "Multi-pump setup" (Setup of multi-pump 11.3 Menu overview for advanced control system) panel 13.46 Description of control mode Grundfos GO 13.47 Assisted fault advice 12.1 Communication Bus signal 12.2 Menu overview for Grundfos GO Priority of settings Grundfos Eye Signal relays...

  • Page 3: Symbols Used In This Document

    1. Symbols used in this document Installing a communication interface module DANGER Identification of functional module Indicates a hazardous situation which, if Identification of control panel not avoided, will result in death or serious Changing the position of the control personal injury.

  • Page 4: Abbreviations And Definitions

    The ability to draw current into the Current terminal and guide it towards GND in sinking Grundfos E-pumps are fitted with the internal circuitry. frequency-controlled permanent-magnet motors for The ability to push current out of the single-phase or three-phase mains connection.

  • Page 5: Settings

    The motor weight is stated on the Grundfos-approved installer. nameplate. 4.5 Battery CAUTION A Li-ion battery is fitted in CRE, CRIE, CRNE, SPKE Back injury and MTRE pumps. The Li-ion battery complies with the Battery Directive (2006/66/EC). The battery does Minor or moderate personal injury not contain mercury, lead and cadmium.

  • Page 6: Mounting

    See page 73. snow. Grundfos does not supply covers. We therefore recommend that you have a cover built for 6.3 Cable entries the specific application. In areas with high humidity,...

  • Page 7: Electrical Installation

    7. Electrical installation 7.2 Cable requirements 7.2.1 Cable cross-section DANGER Electric shock DANGER - Death or serious personal injury Electric shock - Switch off the power supply to the motor - Death or serious personal injury and to the signal relays. Wait at least 5 - Always comply with local regulations as minutes before you make any to cable cross-sections.

  • Page 8: Mains Supply

    If you want to supply the motor through an suitable motor variant. If you are in doubt, IT network, make sure that you have a contact Grundfos. suitable motor variant. If you are in doubt, contact Grundfos. Only the following motors can be supplied through...

  • Page 9: Additional Protection

    Overvoltage and undervoltage may occur in case of SPKE and MTRE pumps unstable power supply or a faulty installation. The CRE, CRIE, CRNE, SPKE and MTRE pumps have a motor is stopped if the voltage falls outside the number of inputs and outputs enabling the pumps to permissible voltage range.
  • Page 10 +5 V PE). GDS TX +24 V* +24 V* +24 V*/5 V* GDS RX +5 V* If you use an external supply source, there must be a connection to GND. Fig. 8 Connection terminals, CRE, CRIE, CRNE, SPKE and MTRE pumps...
  • Page 11 Signal relay 2 Supply to Common (PELV only) +5 V potentiometer and Normally open sensor contact Ground Ground Grundfos Digital GDS TX Sensor output Digital input/output, configurable. Grundfos Digital GDS RX DI4/OC2 Open collector: Max. Sensor input 24 V resistive or Analog input: inductive.
  • Page 12 • 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. 9. Digital input 1 is factory-set to be start-stop input where open circuit results in stop.
  • Page 13 If you use an external supply source, there must GENIbus, Y GENIbus, GND be a connection to GND. GENIbus, B GENIbus, B (-) Fig. 9 Connection terminals, CME pump (optional for CRE, CRIE, CRNE, SPKE Ground and MTRE pumps) +24 V Supply +24 V Supply Supply to...

  • Page 14: Signal Cables

    7.6 Signal cables 7.7 Bus connection cable • Use screened cables with a cross-sectional area 7.7.1 New installations of minimum 0.5 mm and maximum 1.5 mm For the bus connection, use a screened 3-core cable the external on/off switch, digital inputs, setpoint with a cross-sectional area of minimum 0.5 mm and sensor signals.

  • Page 15: Operating Conditions

    50 and 60 °C, select an oversized motor. Contact Grundfos for further information. P2 [%] 500 1000 1500 2000 2500 3000 3500 Altitude [m] Fig.

  • Page 16: Humidity

    • Grundfos GO. Supply voltage [V] See section 12. Grundfos • Grundfos R100 remote control. See section 13. Description of functions. If the power supply to the pump is switched off, the settings are stored. 500 1000 1500 2000 2500 3000 3500 4000 Altitude [m] Fig.

  • Page 17: Standard Control Panel

    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 the pump control panel to allow radio communication with Grundfos GO and other products of the same type.
  • Page 18 • To go back, press continuously until the You can also stop the pump with Grundfos GO or via desired setpoint is indicated. a digital input set to External stop. See section Example: Pump set to maximum curve.

  • Page 19: Advanced Control Panel

    Saves changed values, resets panel as an option. alarms and expands the value field. Enables radio communication with Grundfos 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 flashes.

  • Page 20: Home Display

    11.1 Home display Pos. Symbol Description Indicates that the possibility to make settings has been disabled for protective reasons. See Status Settings Assist section 13.30 "Buttons on product" (Enable/disable Setpoint Control mode settings). Const. pressure 5.00 bar 11.2 Startup guide Operating mode Actual controlled value The pump incorporates a startup guide which is...

  • Page 21: Menu Overview For Advanced Control Panel

    11.3 Menu overview for advanced control panel 11.3.1 Home CRE, CRIE, Multipump Home CRNE, SPKE, system MTRE ● ● ● 11.3.2 Status CRE, CRIE, Multipump Status CRNE, SPKE, system MTRE Operating status ● ● ● Operating mode, from ● ●...
  • Page 22 11.3.3 "Settings" CRE, CRIE, Multipump Settings CRNE, Section Page system SPKE, MTRE Setpoint ● ● ● 13.1 Setpoint Operating mode ● ● ● 13.2 Operating mode Set manual speed ● ● ● 13.3 Set manual speed "Set user-defined speed" ●...
  • Page 23 Continued from page 22. CRE, CRIE, Multipump Settings CRNE, Section Page system SPKE, MTRE Special functions ● ● ● 13.18 "Stop function" Low-flow stop function ● ● ● (Low-flow stop function) Pipe filling function ● ● ● 13.19 Pipe filling function 13.20 "Pulse flowmeter"...

  • Page 24: Grundfos Go

    12. Grundfos GO 12.1 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 16. Grundfos Eye.

  • Page 25: Menu Overview For Grundfos Go

    ● "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 multipump system.
  • Page 26 CRE, CRIE, Multipump "Settings" CRNE, Section Page system SPKE, MTRE "Setpoint" ● ● ● 13.1 Setpoint "Operating mode" ● ● ● 13.2 Operating mode "Set user-defined speed" ● ● ● 13.4 "Set user-defined speed" "Control mode" ● ● ● 13.5 "Control mode"...
  • Page 27 13.29 "Unit configuration" "Unit configuration" ● ● (Units) Only available if an advanced functional module, type FM 300, is fitted. Only available if Grundfos GO is connected to a multipump system. CRE, CRIE, Multipump "Alarms and warnings" CRNE, Section Page...

  • Page 28: Description Of Functions

    13.3 Set manual speed ● This menu is only available in the advanced control CRE, CRIE, CRNE, panel. With Grundfos GO, you set the speed via the ● SPKE, MTRE Setpoint menu. You can set the pump speed in % of the maximum Possible operating modes: speed.
  • Page 29 13.5.2 "Constant temperature" Pump variant "Constant pressure" "Constant Pump variant temperature" ● ● CRE, CRIE, CRNE, ● SPKE, MTRE CRE, CRIE, CRNE, ● SPKE, MTRE We recommend this control mode if the pump is to deliver a constant pressure, independently of the This control mode ensures a constant temperature.
  • Page 30 "Constant differential "Constant differential Pump variant Pump variant pressure" temperature" ● ● CRE, CRIE, CRNE, CRE, CRIE, CRNE, ● ● SPKE, MTRE SPKE, MTRE The pump maintains a constant differential pressure, The pump maintains a constant differential independently of the flow in the system. See fig. 30.
  • Page 31 "Constant flow rate" • One differential-temperature sensor. The pump uses the input from the sensor to ● control the differential temperature. CRE, CRIE, CRNE, You can set the sensor manually or by using the ● SPKE, MTRE Assist menu. See section 13.42 Assisted pump...
  • Page 32 See section 13.12 "Controller" (Controller settings). Pump variant "Constant level" ● Examples CRE, CRIE, CRNE, ● • One level sensor. SPKE, MTRE – emptying function (feed tank). The pump maintains a constant level, independently of the flow rate. See fig. 36.

  • Page 33: Analog Inputs

    13.43 Setup, analog input. You can set the pump to operate according to a If you make the manual setting via Grundfos GO, you constant curve, like an uncontrolled pump. See fig. need to enter the menu for the analog input under the Settings menu.
  • Page 34 Measured parameter Unit Select one of the parameters listed below, i.e. the parameter to be measured in the system by the Parameter Possible units sensor connected to the actual analog input. See fig. Pressure bar, m, kPa, psi, ft Level m, ft, in Pump flow m³/h, l/s, yd³/h, gpm...

  • Page 35: Pt100/1000 Inputs

    See section 13.43 Setup, analog input. Ambient temp. Not shown If you make the manual setting via Grundfos GO, you Measuring range need to enter the menu for the Pt100/1000 input -50 to 204 °C. under the Settings menu.
  • Page 36 Function Activation delay Select one of these functions: Select the activation delay (T1). • Not active. It is the time between the digital signal and the When set to Not active, the input has no function. activation of the selected function. •...

  • Page 37: Digital Inputs/Outputs

    (See details in section 13.10 "Signal ● section 13.8 Digital relays" 1 and 2 (Relay inputs) CRE, CRIE, CRNE, outputs)) ● SPKE, MTRE • Not active • Not active Available inputs/outputs depend on the functional • External stop • Ready module fitted in the pump: •...

  • Page 38: Signal Relays" 1 And 2 (Relay Outputs)

    Factory setting See section 24. Factory settings. ● 13.10 "Signal relays" 1 and 2 (Relay CRE, CRIE, CRNE, ● SPKE, MTRE outputs) Whether the analog output is available or not, "Signal relays" 1 and 2 depends on the functional module fitted in the pump:...
  • Page 39 Function of analog output The reading is a percentage of the range between 0 and 200 % of the maximum permissible load at the • Actual speed actual speed. • Motor current Actual speed Signal range Motor current [V, mA] Signal range [V, mA]...

  • Page 40: Controller" (Controller Settings)

    Heating Cooling (Controller settings) system system ● CRE, CRIE, CRNE, ● SPKE, MTRE -0.5 10 + 5L2 The pumps have a factory default setting of gain (K and integral time (T However, if the factory setting is not the optimum setting, you can change the gain and the integral -0.5...

  • Page 41: Operating Range

    Constant level External setpoint Pump variant function ● CRE, CRIE, CRNE, ● SPKE, MTRE You can influence the setpoint by an external signal, either via one of the analog inputs or, if an advanced functional module (FM 300) is fitted, via one of the Pt100/1000 inputs.
  • Page 42 Example with constant curve with linear • Linear with Stop influence In the input signal range from 20 to 100 %, the setpoint is influenced linearly. Actual setpoint: actual input signal x (setpoint - If the input signal is below 10 %, the pump user-set minimum speed) + user-set minimum changes to operating mode Stop.

  • Page 43: Predefined Setpoints

    If all digital inputs are open, the pump stops or runs 20 mA 204 C at the normal setpoint. Set the desired action with Fig. 49 Influence table (example with five Grundfos GO or with the advanced control panel. points) Factory setting See section 24. Factory settings.

  • Page 44: Limit-Exceeded Function

    Resetting delay ● The resetting delay is the time from which the CRE, CRIE, CRNE, measured parameter differs from the set limit ● SPKE, MTRE including the set hysteresis band and until the function is reset.

  • Page 45: Liqtec" (Liqtec Function)

    (LiqTec function) • reduced wear of the shaft seals • reduced noise from operation. The disadvantages of enabling the "Low-flow stop CRE, CRIE, CRNE, function" may be the following: ● SPKE, MTRE • The delivered pressure is not completely constant as it fluctuates between the start and You can enable the function of the LiqTec sensors in stop pressures.
  • Page 46 In start-stop operation, the pressure varies between Operating conditions for the low-flow stop the start and stop pressures. See fig. 52. function In "User-defined mode" (Customised operating You can only use the stop function if the system mode), ∆H has been factory-set to 10 % of the actual incorporates a pressure sensor, a non-return valve setpoint.

  • Page 47: Pipe Filling Function

    Pipe filling function • "filling pressure". The pressure that the pump must reach before ● the maximum filling time. CRE, CRIE, CRNE, ● • "max. filling time". SPKE, MTRE The time in which the pump must reach the filling pressure.

  • Page 48: Pulse Flowmeter" (Pulse Flowmeter Setup)

    13.22 Standstill heating setup) Pump variant Standstill heating "Pulse flowmeter" Pump variant ● (Pulse flowmeter setup) CRE, CRIE, CRNE, ● ● SPKE, MTRE CRE, CRIE, CRNE, ● You can use this function to avoid condensation in SPKE, MTRE humid environments. When you set the function to...

  • Page 49: Service

    Displayable values: ● • "in 2 years" CRE, CRIE, CRNE, ● • "in 1 year" SPKE, MTRE • "in 6 months" You can set the radio communication to either •...

  • Page 50: Date And Time" (Set Date And Time)

    Standard control panel: Factory setting button always remains active but See section 24. Factory settings. you can only unlock all other buttons on the motor with Grundfos GO. 13.29 "Unit configuration" (Units) Factory setting See section 24. Factory settings. "Unit configuration"...

  • Page 51: Define Home Display

    In this menu, you can adjust the display brightness This menu is only available in Grundfos GO. and set whether or not the display is to turn off if no In this display, you can undo all settings that have buttons have been activated for a period of time.

  • Page 52: Connection Code

    Applies only for pumps fitted with advanced by pressing [Delete] and entering a new one. functional module, FM 300. For further If Grundfos GO fails to connect and ask you to press information, see section 19. Identification of the connection button on the product, it means that functional module.

  • Page 53: Warning Log

    Assisted pump setup 8. Select electrical input signal according to the ● sensor specifications. 9. Set the desired setpoint. CRE, CRIE, CRNE, ● SPKE, MTRE 10. Set the gain and integral time of the controller. See section 13.12 "Controller" (Controller This menu guides you through the following: settings).

  • Page 54: Setting Of Date And Time

    Setting of date and Pump variant time "Multi-pump setup" Pump variant (Setup of multi-pump ● system) CRE, CRIE, CRNE, ● ● SPKE, MTRE CRE, CRIE, CRNE, ● This menu is only available in the advanced control SPKE, MTRE panel.
  • Page 55 Grundfos Eye to light up. equipment and the required functionality. See section 13.42 Assisted pump setup. 4. Assign a pump name to the pump using Grundfos GO. See section 13.36 "Pump name". 5. Disconnect Grundfos GO from the pump. 6. Establish contact to the other pump.
  • Page 56 4. Press [>] to continue. section 13.42 Assisted pump setup. 5. Select Wireless as the communication method to 5. Assign a pump name to the pump using Grundfos be used between the two pumps. GO. See section 13.36 "Pump name".

  • Page 57: Description Of Control Mode

    10. Press [>] to continue. RS-485 input. The communication is carried out 11. Press [OK] to search for other pumps. according to the Grundfos GENIbus protocol and 12. Select the pump from the list. enables connection to other pumps as well as a 13.

  • Page 58: Priority Of Settings

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

  • Page 59: Grundfos Eye

    16. Grundfos Eye The operating condition of the pump is indicated by Grundfos Eye on the control panel. See fig. 57, A. Fig. 57 Grundfos Eye Grundfos Eye Indication Description The power is off. No lights are on. The pump is not running.

  • Page 60: Signal Relays

    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 of signal relays when activated Operating Description Grundfos Eye Pump mode Operation Ready Alarm Warning...

  • Page 61: Installing A Communication Interface Module

    18. Installing a communication 1. Loosen the four screws (fig. 59, A) and remove the terminal box cover (fig. 59, B). interface module DANGER Electric shock - Death or serious personal injury - Switch off the power supply to the motor and to the signal relays.
  • Page 62 4. Fit the CIM module by aligning it with the three 8. Route the wires for the CIM module. See the plastic holders (fig. 62, A) and the connecting example in fig. 64. plug (fig. 62, B). Press home the module using your fingers.

  • Page 63: 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 64: Changing The Position Of The Control Panel

    21. 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 65: Servicing The Product

    22.1 Motor If service is needed on the product, please contact Grundfos Service. 22.2 Pump Service documentation is available in Grundfos Product Center (http://product-selection.grundfos.com/). If you have any questions, please contact the nearest Grundfos company or service workshop.

  • Page 66: Factory Settings

    24. Factory settings ● Function is enabled. ❍ Function is disabled. Function is not available. CRE, CRIE, CRNE, SPKE, MTRE Function Settings With Without description factory-fitted factory-fitted on page sensor sensor 75 % of sensor 75 % of sensor 75 % of sensor...
  • Page 67 CRE, CRIE, CRNE, SPKE, MTRE Function Settings With Without description factory-fitted factory-fitted on page sensor sensor "LiqTec" Not active Not active "Detection delay time" 40 seconds 40 seconds Standstill heating Not active Not active Not active Motor bearing monitoring Active...

  • Page 68: Megging

    25. Megging 27. Technical data, three-phase motors Do not meg an installation incorporating MGE motors, as the built-in electronics may be damaged. 27.1 Supply voltage 26. Technical data, single-phase Check that the supply voltage and frequency motors correspond to the values stated on the nameplate. Recommended fuse size 26.1 Supply voltage •...

  • Page 69: Leakage Current (Ac)

    28. Inputs/outputs 27.2 Leakage current (AC) Earth reference Mains Leakage Speed Power All voltages refer to earth. All currents return to voltage current [min [kW] earth. [mA] Absolute maximum voltage and current limits ≤ 400 < 3.5 Exceeding the following electrical limits may result in 0.25 - 1.5 >...
  • Page 70 Screened cable: 0.5 - 1.5 mm , 28-16 AWG. Measurement tolerance: - 0/+ 3 % of full scale (maximum-point coverage). Grundfos Digital Sensor input and output, GDS Screened cable: 0.5 - 1.5 mm , 28-16 AWG. Use Grundfos Digital Sensor only.

  • Page 71: Other Technical Data

    NC, C1, C2, NO M2.5 1-26 and A, Y, B C3/C1* C3/C1* C3/C1* C3/C1* C1, if equipped with an external Grundfos EMC filter. Immunity: The motor fulfils the requirements for industrial areas. Contact Grundfos for further information. Enclosure class Standard: IP55 (IEC 34-5).

  • Page 72: Sound Pressure Level

    1. Use the public or private waste collection service. 3000 4000 2. If this is not possible, contact the nearest 4000 Grundfos company or service workshop. 4000 Dispose of the waste battery through the national 5900 collective schemes. If in doubt, contact your local 5900 Grundfos company.
  • Page 73 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 74 Electrical connection Conductors See section 7.2 Cable requirements, page 11. Torques Maximum tightening torques for the terminals can be found in section Torques, page 71. 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 76 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 77 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 78 98358864 0318 ECM: 1226799 www.grundfos.com...

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