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

Supplement instructions for pumps with integrated frequency converter
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GRUNDFOS INSTRUCTIONS
CRE, CRIE, CRNE, CRTE
SPKE, MTRE, CME, BMS hp
Installation and operating instructions
Supplement instructions for pumps with integrated frequency converter

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  • Page 1 GRUNDFOS INSTRUCTIONS CRE, CRIE, CRNE, CRTE SPKE, MTRE, CME, BMS hp Installation and operating instructions Supplement instructions for pumps with integrated frequency converter...

  • Page 2: Table Of Contents

    English (GB) Installation and operating instructions Original installation and operating instructions Warning Prior to installation, read these installation and CONTENTS operating instructions. Installation and operation Page must comply with local regulations and accepted codes of good practice. Symbols used in this document General information 1.

  • Page 3: General Information

    The user or the installer is responsible for the Important parameters such as actual value of control parameter installation of correct earthing and protection and power consumption can be read via R100 or Grundfos GO according to current national and local standards. All Remote.
  • Page 4 5.1.1 Preparation 5.1.7 Supply voltage and mains Before connecting the E-pump to the mains, take the issues 3 x 380-480 V - 10 %/+ 10 %, 50/60 Hz, PE. illustrated in the figure below into consideration. The supply voltage and frequency are marked on the pump nameplate.
  • Page 5 5.1.9 Connections Advanced IO module Group 1 As standard the CRE, CRIE, CRNE, CRTE, SPKE, MTRE, BMS hp pump types come with the Advanced IO module. Optional the 0-10 V pump types can be acquired with the basic Pump IO module. See...

  • Page 6: Three-Phase Pumps, 11-22 Kw

    5.1.10 Connections basic Pump IO module Digital input As standard the CME pump types come with the basic Pump IO GND (frame) module. Optional the pump types can be acquired with the +24 V Advanced IO module. See section 5.1.9 Connections Advanced module.
  • Page 7 One of the following requirements must be fulfilled: 5.2.5 Motor protection • A single protective earth conductor having a cross-sectional The pump requires no external motor protection. The motor area of min. 10 mm copper. incorporates thermal protection against slow overloading and blocking (IEC 34-11, TP 211).
  • Page 8 5.2.8 Start/stop of pump Group 2 Group 3 The number of starts and stops via the mains voltage Caution must not exceed 4 times per hour. When the pump is switched on via the mains, it will start after approximately 5 seconds. If a higher number of starts and stops is desired, use the input for external start/stop when starting/stopping the pump.

  • Page 9: Signal Cables

    5.3 Signal cables 6. Modes • Use screened cables with a conductor cross-section of min. Grundfos E-pumps are set and controlled according to operating 0.5 mm and max. 1.5 mm for external on/off switch, digital and control modes. input, setpoint and sensor signals.

  • Page 10: Control Mode

    6.3 Control mode 8. Setting by means of control panel The pump control panel, see fig. 17, incorporates the following 6.3.1 Pumps without factory-fitted sensor buttons and indicator lights: The pumps are factory-set to control mode uncontrolled. • Buttons, , for setpoint setting. In control mode uncontrolled, the pump will operate according to •...

  • Page 11: Setpoint Setting

    The pump is designed for wireless communication with the (top light field flashes). When the top light field is on, press Grundfos remote control R100. 3 seconds until the light field starts flashing. To return to uncontrolled or controlled operation, press continuously until the desired setpoint is indicated.
  • Page 12 0. GENERAL 1. OPERATION 2. STATUS 3. INSTALLATION 9.1.1 9.2.1 9.3.1 9.3.7 9.1.2 9.2.2 9.3.2 9.3.7 9.1.3 9.2.3 9.3.3 9.3.8 9.1.3 9.2.4 9.3.4 9.3.9 9.1.4 9.2.5 9.3.4 9.3.10 9.2.6 9.3.4 9.3.11 9.1.4 9.2.7 9.3.5 9.3.12 9.2.8 9.3.6 9.3.13 9.2.9 9.3.7 9.3.14 9.3.7 9.3.15...

  • Page 13: Menu Operation

    Displays in general 9.1.2 Operating mode In the following explanation of the functions, one or two displays are shown. One display Pumps without or with factory-fitted sensor have the same function. Two displays Set one of the following operating modes: Pumps without or with factory-fitted pressure sensor have •...

  • Page 14: Menu Status

    Warning (only three-phase pumps) 9.2 Menu STATUS The displays appearing in this menu are status displays only. It is not possible to change or set values. The displayed values are the values that applied when the last communication between the pump and the R100 took place. If a status value is to be updated, point the R100 at the control panel and press "OK".

  • Page 15: Menu Installation

    9.2.4 Speed 9.2.9 Time till replacement of motor bearings (only three- phase pumps) When the motor bearings have been relubricated a prescribed number of times stored in the controller, the display in section 9.2.8 Time till relubrication of motor bearings (only 11-22 kW) will be replaced by the display below.
  • Page 16 The table below shows the suggested controller settings: How to set the PI controller For most applications, the factory setting of the controller constants Kp and Ti will ensure optimum pump operation. However, in some applications an adjustment of the controller System/application Heating Cooling...
  • Page 17 When set to Not active (locked), the buttons do not function. Set • a Grundfos Liqtec® dry-running sensor the buttons to Not active if the pump should be controlled via an • a pressure switch installed on the suction side of a pump external control system.
  • Page 18 9.3.8 Stop function 2. Flow switch When the digital input is activated for more than 5 seconds because there is low flow, the speed will be increased until the stop pressure (actual setpoint + 0.5 x ΔH) is reached, and the pump will stop.
  • Page 19 9.3.9 Flow limit for the stop function (only three-phase 9.3.11 Duty/standby (only three-phase pumps) pumps) The duty/standby function applies to two pumps connected in parallel and controlled via GENIbus. Flow limit for the stop function only works if the Note system is not set up for flow switch.

  • Page 20: Setting By Means Of Pc Tool E-Products

    Stop 10. Setting by means of PC Tool E-products Max. Special setup requirements differing from the settings available via the R100 require the use of Grundfos PC Tool E-products. Stop Stop This again requires the assistance of a Grundfos service Max.

  • Page 21: External Forced-Control Signals

    12. External forced-control signals 13. External setpoint signal The pump has inputs for external signals for these forced-control The setpoint can be remote-set by connecting an analogue signal functions: transmitter to the input for the setpoint signal (terminal 4). • Start/stop of pump •...

  • Page 22: Bus Signal

    14. Bus signal The pump supports serial communication via an RS-485 input. The communication is carried out according to the Grundfos bus protocol, GENIbus protocol, and enables connection to a building management system or another external control system. Operating parameters, such as setpoint, operating mode, etc. can be remote-set via the bus signal.
  • Page 23 The functions of the two indicator lights and the signal relay are as shown in the following table: Indicator lights Signal relay activated during: Fault/Alarm, Description Fault Operation Warning Pump Operating Ready (red) (green) running Relubricate The power supply has been switched off. Permanently The pump is operating.

  • Page 24: Insulation Resistance

    17. Insulation resistance 2. Disconnect the motor supply conductors, U/W1, V/U1, W/V1, from the terminal box. 0.37 - 7.5 kW Do not measure the insulation resistance of motor Caution windings or an installation incorporating E-pumps using high voltage megging equipment, as this may damage the built-in electronics.

  • Page 25: Maintenance And Service

    When it is time to replace the varistor, R100 and PC Tool E-products will indicate this as a warning. A Grundfos technician is required for replacement of the varistor. Contact your local Grundfos company for assistance.

  • Page 26: Technical Data - Three-Phase Pumps, 1.1 - 7.5 Kw

    Maximum cable length: 500 m. 1.1 to 3.0 less than 5 Bus input (supply voltage greater than 460 V) Grundfos bus protocol, GENIbus protocol, RS-485. 4.0 - 5.5 less than 5 Screened 3-core cable: 0.2 - 1.5 mm / 28-16 AWG.

  • Page 27: Inputs/Output

    (second environment). • Voltage signal If equipped with an external Grundfos EMC filter, the 0-10 VDC, Ri greater than 50 kΩ. motors are category C2, corresponding to CISPR11, Tolerance: + 0 %/- 3 % at maximum voltage signal.

  • Page 28: Disposal

    22. Disposal This product or parts of it must be disposed of in an environmentally sound way: 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop.
  • Page 29 Appendix 1. Installation in the USA and Canada Europe - kW In order to maintain the UL/cURus approval, follow 2-pole 4-pole Fuse size Circuit breaker type/model these additional installation instructions. Note 0.55 25 A 25 A / Inverse time The UL approval is according to UL508C. 0.75 0.75 25 A...
  • Page 30 My firma Grundfos prohlašujeme na svou plnou odpovědnost, že výrobky Vi, Grundfos, erklærer under ansvar at produkterne CRE, CRIE, CRNE, CRE, CRIE, CRNE, CRTE, SPKE, MTRE, CME, BMS hp, na které se toto CRTE, SPKE, MTRE, CME, BMS hp som erklæringen nedenfor prohlášení...
  • Page 31 SE: EG-/EU-försäkran om överensstämmelse TR: EC/AB uygunluk bildirgesi Vi, Grundfos, försäkrar under ansvar att produkterna CRE, CRIE, CRNE, Grundfos olarak, aşağıdaki bildirim konusu olan CRE, CRIE, CRNE, CRTE, SPKE, MTRE, CME, BMS hp, som omfattas av nedanstående CRTE, SPKE, MTRE, CME, BMS hp ürünlerinin, EC/AB Üye ülkelerinin försäkran, är i överensstämmelse med de rådsdirektiv om inbördes...
  • Page 33 BOMBAS GRUNDFOS DO BRASIL Turkey Siu Wai Industrial Centre GRUNDFOS Pumper A/S Av. Humberto de Alencar Castelo Branco, GRUNDFOS POMPA San. ve Tic. Ltd. Sti. 29-33 Wing Hong Street & Strømsveien 344 Gebze Organize Sanayi Bölgesi CEP 09850 - 300...
  • Page 34 96780071 1018 ECM: 1246125 www.grundfos.com...

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