Grundfos Hydro Multi-E Installation And Operating Instructions Manual
Systems with 2-4 cre, crie or 2-3 cme pumps
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- Page 1 GRUNDFOS INSTRUCTIONS Hydro Multi-E Systems with 2-4 CRE, CRIE or 2-3 CME pumps Installation and operating instructions Hydro Multi-E Installation and operating instructions Safety instructions (all available languages) http://net.grundfos.com/qr/i/98491894...
- Page 3 Hydro Multi-E English (GB) Installation and operating instructions ............4...
- Page 4 The symbols and notes below may appear in Grundfos Grundfos Eye ......19 installation and operating instructions, safety instructions and Multi-pump function .
- Page 5 Pos. Description Base frame 2.1 System description Isolating valve The system incorporates Grundfos CRE, CRIE, CME-A or CME-I pumps with integrated frequency-controlled single- or three-phase Inlet manifold MGE motors and a breaker cabinet. Non-return valve The system adjusts its performance to the demand by cutting the...
- Page 6 2.4 Identification 2.4.1 Nameplate Nameplate example Pos. Description Company address Product type Product number and serial number Model number Mains supply Max. operating pressure Liquid temperature Barcode Production code Nominal flow rate and maximum flow rate Nominal head and maximum head Technical documents IP class Weight...
- Page 7 2.4.2 Type key Example: Hydro Multi-E 2 CRIE 15-3 U7 A-A-A-A-ABC Code Explanation Designation Hydro Multi System name E: All pumps with E-motor System type Number of main pumps CRIE 15-3 Pump type U1: 3 × 380-415 V, N, PE, 50/60 Hz U2: 3 ×...
- Page 8 2. Make sure that the packaging is intact. You can identify the operating panel with the data on the motor nameplate. 3.3 Scope of delivery The box contains the following: • 1 Hydro Multi-E system OUTPUT Variant • installation and operating instructions for the system Type: P.C.:...
- Page 9 4. Installation requirements 4.1 Location The system is only designed for indoor installation and must not be exposed to direct sunlight. • Install the system in a well-ventilated room to ensure sufficient cooling of the control cabinet and pumps. • Install the system with a one-metre clearance on all sides for inspection and removal.
- Page 10 5. Installing the system 5.1.3 Drain holes The motor has a plugged drain hole in the flange on the drive side. WARNING You can turn the flange 90° to both sides or 180°. Crushing With the drain hole open, the motor becomes self-venting, allowing Death or serious personal injury water and humid air to escape.
- Page 11 If you integrated frequency converters using high-voltage are in doubt, contact Grundfos. megging equipment, as this may damage the built-in The internal EMC filter remains connected, and electronics.
- Page 12 GDS TX +24 V* +24 V* +24 V*/5 V* GDS RX • Grundfos Digital Sensor input and output +5 V* • two Pt100/1000 inputs * If you use an external supply source, it must be connected to • two LiqTec sensor inputs GND.
- Page 13 Digital input, configurable • two configurable digital inputs or open-collector outputs LiqTec sensor input LiqTec sensor • Grundfos Digital Sensor input and output input 1 (white conductor) • two Pt100/1000 inputs Signal ground • two LiqTec sensor inputs (brown and black conductors) •...
- Page 14 • 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 Signal ground Digital input/output, configurable DI4/OC2 Open collector: Maximum 24 V resistive or inductive...
- Page 15 Terminal Type Function Analog input: • 0-20 mA or 4-20 mA • 0.5 - 3.5 V, 0-5 V or 0-10 V. Digital input, configurable Digital input 1 is factory-set to be start-stop input for the situation when an open circuit results in a stop. A jumper is factory-fitted between terminals DI1 and GND.
- Page 16 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 17 Grundfos Eye is permanently yellow Warning, but the pump is stopped via a Stop command. Operation Pump running Ready Alarm Warning Operating mode Stop Grundfos Eye is rotating red Alarm, but the pump is running. Operation Pump running Ready Alarm...
- Page 18 6. Startup 6.2 Hydro Multi-E in system with positive inlet pressure DANGER Make sure that the the main switch and the circuit Electric shock breakers are switched off. Death or serious personal injury ‐ Switch off the power supply and wait at least five minutes before you make any connections in the breaker cabinet or control cabinet.
- Page 19 5. Close all pump outlet valves, and prime all pumps and the inlet operating instructions of the pump. pipe. 7.1 Grundfos Eye Grundfos Eye is an indicator light on the operating panel. It indicates the operating condition of the motor. Position of vent screw and filling screw Pos.
- Page 20 Grundfos Eye symbol next to the motor name in four times. Grundfos GO. The green indicator light in the middle is flashing You have selected the motor in Grundfos GO, and the continuously. motor is ready to be connected. The green indicator light in the middle flashes quickly The motor is controlled by Grundfos GO or exchanging for a few seconds.
- Page 21 9. Setting the system Recall settings (Recall stored ● settings) You can set control functions via Grundfos GO, Grundfos GO Undo ● Link or the operating panel. The system is delivered from factory in constant pressure control mode. The system can be used in Pump name ●...
- Page 22 If two or more functions are enabled at the same time, the motor operates according to the function with the highest priority. If you have set the motor to maximum speed via the digital input, the motor operating panel or Grundfos GO can only set the motor to Manual or Stop.
- Page 23 See section Functional modules. The analog input is configured with Grundfos GO or via the HMI 300 and 301 operating panels. The limit-exceeded function can be configured to detect dry running.
- Page 24 11.1.3 Breaker cabinet The breaker cabinet does not require maintenance. Keep it clean and dry. 11.1.4 Service kits See Grundfos Product Center at www.grundfos.com for service manuals.
- Page 25 Correct the fault and cut in the out. circuit breakers. Cause Remedy The internal motor protection is Contact Grundfos. The cable is broken Repair or replace the cable. activated. or short-circuited (GENIbus communication between pump The circuit breaker is defective. Replace the circuit breaker.
- Page 26 Vapour pressure in metres of head Safety margin of min. 0.5 metres of head See Grundfos Product Center for more information. In some regions, the system can be equipped with a low inlet manifold, which makes it more suitable for suction lift operation.
- Page 27 Example 13.1.9 Maximum starts and stops Limit the system starts and stops via the power supply to 4 times 1 bar per hour. Pump type CRE 15, 50 Hz When the system is switched on via the power supply, it will start after approximately 5 seconds.
- Page 28 PROFINET, GiC/GRM IP, CIM 500 11, class B, group 1. EtherNet IP Industrial areas, unlimited distribution, corresponding to CISPR 11, Ethernet connection to Grundfos CIM 550 class A, group 1. iSOLUTIONS Cloud (GiC) See the installation and operating instructions of the pump.
- Page 29 Active if the inlet sensor is factory-fitted. sound way: Not active if the inlet sensor is factory-fitted. 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop.
- Page 30 16. Document quality feedback To provide feedback about this document, scan the QR code using your phone’s camera or a QR code app. Click here to submit your feedback...
- Page 31 Unit 1, Ground floor, Siu Wai industrial Turkey www.ba.grundfos.com Centre GRUNDFOS Pumps NZ Ltd. GRUNDFOS POMPA San. ve Tic. Ltd. Sti. E-mail: grundfos@bih.net.ba 29-33 Wing Hong Street & 68 King Lam 17 Beatrice Tinsley Crescent Gebze Organize Sanayi Bölgesi Street, Cheung Sha Wan...
- Page 32 98491894 11.2024 ECM: 1397610 www.grundfos.com...
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