Ferroli HMW 35.1 Series Technical Manual

Water - water and brine - water heat pumps for indoor installation

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HMW
WATER - WATER AND BRINE - WATER
HEAT PUMPS
FOR INDOOR INSTALLATION
TECHNICAL MANUAL

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Summary of Contents for Ferroli HMW 35.1 Series

  • Page 1 WATER - WATER AND BRINE - WATER HEAT PUMPS FOR INDOOR INSTALLATION TECHNICAL MANUAL...
  • Page 2 The manufacturer declines all the responsabilities regarding inaccuracies contained in this manual, if due to printing or typing mi- stakes. The manufacturer reserves the right to apply changes and improvements to the products at any time without notice.
  • Page 3: Table Of Contents

    TABLE OF CONTENTS GENERAL FEATURES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4 Unit description .
  • Page 5: General Features

    GENERAL FEATURES Unit description This series of water-water heat pumps satisfies the heating, ration, a room humidity sensor can be installed. During cooling cooling and domestic hot water production requirements of au- mode operation a part of the heating power in excess can be tonomous or centralized residential plants of medium and large recovered for the domestic hot water production (VD version).
  • Page 6: Description Of Components

    GENERAL FEATURES Description of components External structure . Basement, supporting structure and panels circuit are properly insulated to avoid condensate generation are made of galvanized and painted sheet-steel to guarantee and to minimize thermal losses. good resistance to atmospheric agents. Accessibility to internal parts is possible removing the frontal and lateral panels.
  • Page 7: Control System

    GENERAL FEATURES Control system The microprocessor controller is able to manage not only the unit itself but also all that components of the plant which allow to realize a complete system. The main functions of the control system are : room temperature control according to the outdoor temperature (climatic control) domestic hot water production (management of 3 way valve,...
  • Page 8: Options

    GENERAL FEATURES Options Allows to recover a part of the available heating power (and otherwise not used Version VD - Desuperheater version during cooling operating mode) for the domestic hot water production. Acoustic Allows to reduce the noise produced by the unit by means of the refrigerant AS - Low noise acoustic setting up setting up circuit vane acoustic insulation and sound jackets on the compressors.
  • Page 9 GENERAL FEATURES Option “Plant side flow rate management” Option “Passive cooling” Pump Option “Source side flow rate management” Pump 2 way valve Option “Domestic hot water production” 3 way valve In this configuration the heat pump can be coupled to a domestic hot water tank equipped with a coil designed for a maximum water temperature between 55°C and 60°C.
  • Page 10: Accessories

    GENERAL FEATURES Accessories Allow to reduce the transmission to the unit support plane of the mechanical vibrations generated by the compressor Rubber vibration dampers and by the pumps in their normal operating mode. 3 way valve Allow to divert the hot water produced by the heat pump from the heating circuit to the domestic hot water circuit. for domestic hot water Remote thermostat Allows operating mode selection and set point adjustment.
  • Page 11: Technical Data And Performances

    TECHNICAL DATA AND PERFORMANCES Technical data Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 V-ph-Hz...
  • Page 12: Nominal Performances - Very High Temperature Plants

    TECHNICAL DATA AND PERFORMANCES NOMINAL performances - VERY HIGH TEMPERATURE plants Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50...
  • Page 13: Nominal Performances - High Temperature Plants

    TECHNICAL DATA AND PERFORMANCES NOMINAL performances - HIGH TEMPERATURE plants Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50...
  • Page 14: Nominal Performances - Radiant Plants

    TECHNICAL DATA AND PERFORMANCES NOMINAL performances - Standard plants Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50...
  • Page 15: Nominal Performances - Standard Plants

    TECHNICAL DATA AND PERFORMANCES NOMINAL performances - Radiant plants Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50...
  • Page 16: Heating Performances

    TECHNICAL DATA AND PERFORMANCES HEATING performances Heating capacity Heating capacity ( water ) Inlet temperature - source side [°C] Inlet temperature - source side [°C] Power input ( brine and water ) The graphs allow to get the corrective factors to be applied to the nominal performances in order to obtain the real performances in the selected operating conditions.
  • Page 17: Cooling Performances

    TECHNICAL DATA AND PERFORMANCES COOLING performances Cooling capacity ( brine and water ) The graphs allow to get the corrective factors to be applied to the nominal performances in order to obtain the real performances in the selected operating conditions. The reference nominal conditions are : WATER-WATER units : W30W7 source : water in 30°C out 35°C...
  • Page 18: Plant Side Hydraulic Performances

    TECHNICAL DATA AND PERFORMANCES Plant side hydraulic performances Pressure drops - unit without options 55.1 50.1 45.1 40.1 35.1 30.1 2000 4000 6000 8000 10000 12000 Flow rate [ l/h ] Available static head - unit with option “Plant side flow rate management” : “Standard pump” or "modulating pump" 30.1 35.1 40.1...
  • Page 19 TECHNICAL DATA AND PERFORMANCES Available static head - unit with option “Plant side flow rate management” : “High head pump” 30.1 35.1 40.1 45.1 50.1 55.1 2000 4000 6000 8000 10000 12000 Flow rate [ l/h ] Pressure drops to be added 55.1 50.1 45.1...
  • Page 20: Source Side Hydraulic Performances

    TECHNICAL DATA AND PERFORMANCES Source side hydraulic performances Pressure drops - unit without options 55.1 50.1 45.1 40.1 35.1 30.1 2000 4000 6000 8000 10000 12000 Flow rate [ l/h ] Available static head - unit with option “Source side flow rate management” : “Standard pump” or "modulating pump" 30.1 35.1 40.1...
  • Page 21 TECHNICAL DATA AND PERFORMANCES Available static head - unit with option “Source side flow rate management” : “High head pump” 30.1 35.1 40.1 45.1 50.1 55.1 2000 4000 6000 8000 10000 12000 Flow rate [ l/h ] Pressure drops to be added 55.1 50.1 45.1...
  • Page 22: Performances Desuperheater

    TECHNICAL DATA AND PERFORMANCES Performances DESUPERHEATER Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 V-ph-Hz...
  • Page 23: Operating Limits

    TECHNICAL DATA AND PERFORMANCES Operating limits The graphs reported below show the operating area inside which the correct working of the unit is guaranteed. The dotted lines show the operating area when brine solutions in the source side hydraulic circuit are used. HEATING Inlet temperature - source side [°C] COOLING...
  • Page 24: Electrical Data

    TECHNICAL DATA AND PERFORMANCES Electrical data Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Unit Power supply 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 400 - 3 - 50 V-ph-Hz...
  • Page 25: Noise Levels

    TECHNICAL DATA AND PERFORMANCES Noise levels Base acoustic setting up (AB) Livello di pressione sonora Livelli di potenza sonora [dB] Livello di Modello per bande d'ottava [Hz] potenza sonora a 1 metro a 5 metri a 10 metri 1000 2000 4000 8000 [dB] [dB(A)] [dB(A)]...
  • Page 26: Weights

    TECHNICAL DATA AND PERFORMANCES Weights Frame 30 .1 35 .1 40 .1 45 .1 50 .1 55 .1 Model U.M. Components weights Unit without options Version Desuperheater version (VD) Acoustic Low noise setting up (AS) setting up Standard pump Plant side flow rate High head pump management...
  • Page 27: Overall Dimensions

    TECHNICAL DATA AND PERFORMANCES Overall dimensions 1150 Source return 1”1/2 M Source flow 1”1/2 M Plant return 1”1/2 M Plant flow 1”1/2 M Domestic hot water flow 1”1/2 M Desuperheater inlet 1”1/4 M Desuperheater outlet 1”1/4 M Minimum operating area Rispect the free area around the unit as shown in figure in order to guarantee a good accessibility and facilitate maintenance and control operations.

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