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Fral FD360 Installation, Operation & Maintenance Manual

Fral FD360 Installation, Operation & Maintenance Manual

Fd series. refrigerant dehumidiers

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FD
REFRIGERANT DEHUMIDIERS
FD
SERIES
Model FD360
Installation, Operation
& Maintenance
Manual
M.FD360
1

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April 22, 2025

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Summary of Contents for Fral FD360

  • Page 1 REFRIGERANT DEHUMIDIERS SERIES Model FD360 Installation, Operation & Maintenance Manual M.FD360...
  • Page 2 INDEX DECLARATION OF CONFORMITY pag.3 TECHNICAL DATA pag.4 DEHUMIDIFIER CAPACITY – FAN PERFORMANCE pag.5 CHAPTER 1: GENERAL POINTS INTENDED USE & MODEL VERSION pag.6 UTILITY AND CONSERVATION OF THE MANUAL pag.6 NORMS REFERENCES pag.7 GENERAL SAFETY NORMS pag.7 CHAPTER 2: INSPECTION TRANSPORT AND SITE HANDLING INSPECTION pag.8 LIFTING AND SITE HANDLING...
  • Page 3 DECLARATION OF CONFORMITY (Community directives Low Voltage and Electro-magnetic Compatibility) FRAL Company s.r.l. Viale dell’Industria e dell’Artigianato 22/c – 35010 Carmignano di Brenta – PD – hereby declares that the following products: Dehumidifiers FD360 series have been designed, manufactured and distributed according to safety and electro- magnetic compatibility of the European Norms and Regulations: MACHINES NORMS 2006/42/CE;...
  • Page 4: Technical Data

    TECHNICAL DATA Model FD360 Drying capacity l/24h *360 Rated Average Power Consumption (at 20°C, 60% 4500 W R.H.) Max. Power Consumption (at 35°C, 95% R.H) 5800 W Max. Absorbed Current (at 35°C, 95% R.H.) 11.0 A (Std. Vers. 380V/3Ph/60Hz) Air flow range (m^3/h)
  • Page 5 DEHUMIDIFIER CAPACITY Condensed Water (liters/24 hours) FAN PERFORMANCE AIR FLOW WITH DIFFERENT HEAD PRESSURES Available head pressure (Pa) Air flow m³/h FD360 (min. fan speed) 3500 3400 3300 3100 3000 3000 2800...
  • Page 6 CHAPTER 1: GENERAL POINTS INTEDED USE AND MODEL VERSION The Fral Dehumidifier is intended exclusively for air Dehumidifier via a steam vapouration or a ventilation unit approved by the manufacturer within the specified operating conditions. Any other type of application without the express written consent of the manufacturer is considered as not conforming to the intended purpose and may lead to Fral becoming dangerous.
  • Page 7 NORMS REFERENCES The machines described in this manual hav been designed according to the pertinent CE Norms, in conformity with the MACHINES DIRECTIVES cited in the previous paragraph. The machines are also complying with the essential requirements of the following European Rules and Directives: ...
  • Page 8 CHAPTER 2: INSPECTION, TRANSPORT AND SITE HANDLING 2.1 INSPECTION After receiving the unit, immediately check its integrity. The unit left the factory in perfect condition; any eventual damage must be questioned to the carrier and recorded on the Delivery Note before it is signed.
  • Page 9 2.4 LOCATION Consideration must be given to the following points when determining the most suitable site/location for the unit installation:  location arrangement in order to guarantee adequate air flow (no narrow spaces)  electrical power supply location;  accessibility for servicing/maintenance and repair of the unit and/or its components; ...
  • Page 10 The Electric Power Supply Connection must be carried out according to the indications given in the Electric Diagram, by connecting the cable supplied with the machine and according with safety norm. Models FD360 must be electrically powered with 3 phase-neutral-earths. The compressor has only one allowable rotation direction; therefore, the machine has a control device for the phases sequence;...
  • Page 11 3.2.3 Remote humidistat connections Remote humidistat connection must be realised according with electric diagram. Connections must be done according to the electric wiring diagram specifications. 3.3 CONNECTION TO THE CONDENSED WATER DRAINAGE FITTING Connect condensed water drainage fitting (¾’’ M) to a draining pipe. It should be always avoided to form a doubble siphon, which could obstruct the water flowing with the consequent risk of flooding the area.
  • Page 12 SECTION 4: START UP 4.1 PRE-START CHECK  Check that all power cables are correctly connected and all terminals are fastly fixed.  The voltage at the phase R S T clamps must be the one indicated on the unit label ± 5% tolerance. If this should not happen, please, contact our Factory.
  • Page 13 Led status signalling panel 4.4 FUNCTIONING LIMITS Following Diagram represents FD units application. It is strongly recommended to let the units operate within the below reported limits. Exceeding these limits it is not granted neither normal operation nor unit reliability and integrity (for special applications, please contact our Company).
  • Page 14 DEFROSTING The frost which covers the battery, obtrsucts the passage of the air, reduces the air contact surface and, consequently, the performance; if the frost accumulation is excessive, it can seriously damage the whole system. All units are provided with Desfrost System. The standard versions have their defrost simply throughy the periodic stop of the compressor, using the heat of the environment itself.
  • Page 15 CHAPTER 5: CONTROL AND SAFETY DEVICES 5.1 CONTROL DEVICES All the control devices are tested on factory before the unit is delivered. Their operating mode is described in the following paragraphs. 5.1.1 HUMIDITY CONTROL SWITCH Humidity control switch (Humidistst) enables or disables unit operation depending on the humidity value desired.
  • Page 16 5.2.4 CONTROL DEVICE OF THE PHASE SEQUENCES (not available in model FD160) Since the SCROLL compressors can function only in one rotating direction, this device controls that the phases be correctly connected. In case they may not be correctly connected, the machine will not start; a light will begin to flash in the relays and on the panel the green light ALARM will be ON, CHAPTER 6: MAINTENANCE AND PERIODIC CHECKS 6.1 IMPORTANT WARNINGS...
  • Page 17 6.3 POWER SAVINGS To reduce power consumption, take care of following suggestions :  Make sure that room in which unit should operate has doors and windows firmly closed;  Set the humidity control switch to the proper value: lower set values than necessary (even few points) may cause great capacity loss with consequently longer operating periods: it is advisable to set humidity values below 60% only if strictly necessary.
  • Page 18 CHAPTER 8: TROUBLE SHOOTING In the following pages are reported the most common troubles that can cause the unit to stop or to operate in an uncorrect way. Concerning the solutions, it is necessary to take an extreme care on the actions to adopt: an excessive confidence may cause serious accidents to inexperienced people.
  • Page 19 PROBLEM LED ON PROBABLE CAUSE CORRECTIVE ACTION Compressor thermal Let the compressor cool Power supply Protection enabled, Down, replace Fan starts, led, running led compressor defective compressor defective compressor does not start, but red alarm led Electronic board or led Any led Replace defective board Board defective...
  • Page 20 CHAPTER 9: ELECTRIC DIAGRAM...
  • Page 21 CHAPTER 10: DRAWINGS (lay out) Min. Distance 200 mm DUCTING INSTALLATION WALL CEILING INSTALLATION INSTALLATION ON TROLLEY...
  • Page 22: Dimensional Drawings

    DIMENSIONAL DRAWINGS FD360 Pannello Frontale Front Panel Scarico Condensa 3/4"M Waste condensed water fitting 3/4"M Quadro Elettrico Electric Panel Lato Filtro Aspirazione Suction Filter Side in line version Mod. 360 Assieme 3 lug 05 Pannello Frontale Front Panel Scarico Condensa 3/4"M Waste condensed water fitting 3/4"M...