fisair DFRA Series User Manual
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fisair DFRA Series User Manual

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USER MANUAL
DFRA SERIES
MUSA-EN-19-2
In compliance with the Rules and Standards of the European Union on Machine Safety,
it is essential to read this protocol carefully before installing any equipment
FISAIR S.L. C/Uranio, 20; PoI. Ind. Aimayr, 28330 San Martín de la Vega (Madrid) España.
Tel: (+34) 91 692 15 14 Fax: (+34) 91 691 64 56 | info@fisair.com| fisair.com

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  • Page 1 FISAIR S.L. C/Uranio, 20; PoI. Ind. Aimayr, 28330 San Martín de la Vega (Madrid) España. Tel: (+34) 91 692 15 14 Fax: (+34) 91 691 64 56 | info@fisair.com| fisair.com...

  • Page 2: Table Of Contents

    User Manual DFRA Series | 2 Contents Introduction.................... 3 Safety Instructions .................. 4 Transport and storage ................5 Operating principle ................. 6 Identification and coding of the model or equipment....... 7 5.1 Rating plates ....................9 Main components ................. 12 Operating limits ..................

  • Page 3: Introduction

    User Manual DFRA Series | 3 1. Introduction. Dear Customer, To ensure the correct operation of your DFRA dehumidifier, please read this Manual carefully and retain it for future consultation. If there is any part of this document that you do not understand, or if you have any questions about your dehumidifier, please contact us: FISAIR, S.L.U.

  • Page 4: Safety Instructions

    The unit's safety fittings must not be removed or disabled. Installing, Disassembling, Maintaining and Repairing the unit  Switch off the unit's power supply when conducting maintenance work or making repairs to the unit.  Never add components to the unit without prior written approval from FISAIR.

  • Page 5: Transport And Storage

    User Manual DFRA Series | 5 About the electrical components  Any work that affects the electrical components must be carried out by qualified electricians.  Switch off the power supply and ensure that it does not re-connect while any electrical component is being handled.

  • Page 6: Operating Principle

    User Manual DFRA Series | 6 4. Operating principle The FISAIR DFRA series air dehumidifiers operate on the basis of a substance (silica gel) which adsorbs moisture from the air, and is configured as a cylinder with many small channels of this material in the same direction as the air advances.

  • Page 7: Identification And Coding Of The Model Or Equipment

    CODING Rev01 19-12-18 PRODUCT DFRA / DFLEX DFRA-0900 E GF GF WS WS WS WS AE04 SERIES DFRA- DFLEX 0100 1100 0130 1300 0160 1700 0175 2100 0200 2900 0230 3500 0300 0400 0500 0650 MODEL 0900 REACTIVATION SYSTEM Electric coil Coil for hot water Hot Water coil + electric coil Coil for saturated steam...
  • Page 8 CODING PRODUCT DFRA / DFLEX POWER SUPPLY OPTIONS (NOT INCLUDED IN MECHANICAL DRAWINGS) Standard electrical power supply at 400V ±5% /III/50Hz Electrical power supply at 400V ±5% /III/50Hz Electrical power supply at 400V ±5% /III/60Hz Electrical power supply at 400V±5%/III+N/60Hz Electrical power supply at 440V ±5% /III/50Hz Electrical power supply at 440V±5%/III+N/50Hz Electrical power supply at 440V ±5% /III/60Hz...

  • Page 9: Rating Plates

    European Economic Community to have a rating plate indicating its main features, the machine serial number and the manufacturer's name inscribed in a durable manner. The DFRA series has two types of plates:  The larger main plate is located on the outside of the housing of the electrical panel for the basic unit, near the circuit breaker.
  • Page 10 - Nominal power for the equipment - Nominal current for the equipment. - Electrical wiring number - Advanced interface or programmable control components configuration programme. - Place and date of manufacture Figure 2. Example of a DFRA series ratings plate...
  • Page 11 User Manual DFRA Series | 11 Figure 3. DFRA series machine ratings plate location on left side (visible from the outside) Figure 4. DFRA series electric panel ratings plate location (on control panel after opening)

  • Page 12: Main Components

    User Manual DFRA Series | 12 6. Main components Figure 5. DFRA-E series main components Figure 6. DFRA-V series main components...
  • Page 13 User Manual DFRA Series | 13 Figure 7. DFRA-G series main components 1. Basic unit, made of painted galvanised sheet steel, with internal compartments for air circuits and removable covers. 2. Desiccant rotor. 3. Rotor gearmotor. 4. Process/dry air fan, single ear centrifugal type air with forward curved blades, with direct drive asynchronous motor.

  • Page 14: Operating Limits

    User Manual DFRA Series | 14 7. Operating limits The unit's performance features will be affected by the working conditions. If your unit needs to be operated under other working conditions, please contact FISAIR S.L.U. FISAIR Dehumidifier Series Parameters DFRA Temperature range of the process 2°C to 55°C...

  • Page 15: Components Technical Data

    Rotor Rotor desiccant (Silica Gel) chemical resistance Attention: The following chemicals will damage the ROTOR DESICCANT (SILICA GEL) or reduce its dehumidifying capacity. Note: Using the below chemicals with FISAIR DFLEX air dehumidifiers may invalidate the guarantee. INORGANIC COMPONENTS COMPONENTS...

  • Page 16: Installation

    User Manual DFRA Series | 16 9. Installation Location Before starting to install the unit, the following points need to be considered:  Check the degree of protection with which it is made in the dehumidifier reference (IP50 run for indoor installation, IP54 run for outdoor installation).
  • Page 17 User Manual DFRA Series | 17 DFRA-V standard service area dimensions:...
  • Page 18 User Manual DFRA Series | 18 MODELO DFRA 0065 1000 1750 1940 0100 0130 0160 0175 1200 1880 2050 0200 0230 0300 0400 1450 1920 2070 0500 0650 1650 1000 2040 2150 1000 0900...
  • Page 19 User Manual DFRA Series | 19 DFRA-E standard service area dimensions...
  • Page 20 User Manual DFRA Series | 20 MODELO DFRA 0065 1000 1300 1600 0100 0130 0160 0175 1200 1350 1350 0200 0230 0300 0400 1450 1350 1350 0500 0650 1650 1000 1450 1450 1000 0900...
  • Page 21 User Manual DFRA Series | 21 DFRA-G standard service area dimensions...
  • Page 22 User Manual DFRA Series | 22 DFRA MODEL 0400 1500 2550 2375 0500 0650 1700 1000 2650 2750 1000 0900...

  • Page 23: Air Ducts

    User Manual DFRA Series | 23 Air ducts IN HORIZONTAL TRACES: IN VERTICAL TRACES: DRILL AT THE LOWEST OUTSIDE-DESCENDING DUCT TO EVACUATE THE POINT DRAIN CONDENSATIONS CONDENSATIONS ISOLATED DUCT AVOIDS WET AIR CONDENSATIONS EXPULSION MINIMUM DRY AIR GAP 3 M...

  • Page 24: Connecting Thermal Fluids: Steam Reactivation Battery

    User Manual DFRA Series | 24 Connecting thermal fluids: steam reactivation battery For models with a reactivation battery for steam, thermal oil, superheated water or gas, the thermal fluid supply must be connected according to the regulations applicable in each case and according to good practice.
  • Page 25 User Manual DFRA Series | 25 Potencia [kW] a Presión Absoluta de... Consumo vapor[kg/h] a Presión Absoluta de… Power (kW) at an abs. Pressure of… Steam rate (kg/h) at an abs. Pressure of… Q Air Model Modelo Q. AIRE [m3/h]...

  • Page 26: Connecting The Fluid Fuel Conduit To The Gas Reactivation Heater

    User Manual DFRA Series | 26 Connecting the fluid fuel conduit to the gas reactivation heater Models with a gas reactivation heater must be connected to the thermal fluid supply according to the regulations applicable in each case and according to good practice.
  • Page 27 User Manual DFRA Series | 27 Nominal values according to model: MODEL Atm pressure 1013.25mbar 1013.25mbar 1013.25mbar 1013.25mbar q(v) air ±5% 810 Nm³/h 1080 Nm³/h 1350 Nm³/h 1800 Nm³/h Feed pressure 20 - 40 mbar 20 - 40 mbar 20 - 40 mbar...

  • Page 28: Connecting Thermal Fluids: Additional Batteries

    For heating batteries, the nominal values are calculated with a standard temperature drop in water of 20°C, entering at 70°C and exiting at 50°C. For calculating non-standard performance, please contact your FISAIR dealer. NB. Ensure that the air to be treated does not contain aggressive components that may...
  • Page 29 User Manual DFRA Series | 29 Simple connection diagrams recommended for pre-cooling and post-cooling/heating batteries. Typical installation for constant flow: Typical installation for constant flow with water + glycol for risk of condensed water freezing on the surface of the heat exchanger:...
  • Page 30 User Manual DFRA Series | 30 Typical installation for constant pressure: BF1: Pre-heating battery BR: Reactivation battery B2: Post-heating/cooling batteries. ST: Temperature probe C: Temperature controller. Sends a signal to the motor if adjustment is required. MV: Motor-valve operated by controller.

  • Page 31: Connection To The Mains Power Supply

    User Manual DFRA Series | 31 Connection to the mains power supply Attention, Live Current This equipment operates at high electrical power and voltages, so it must be connected to the mains power supply by qualified personnel and this must be in accordance with local Electrical Standards and Regulations.
  • Page 32 User Manual DFRA Series | 32 Figure 12. Terminal block X1 for DFRA-E/V equipment with PLR series 650-900 Figure 13. Terminal block X1 for DFRA-E equipment without PLR series 100-500 Figure 14. Terminal block X1 for DFRA-V equipment without PLR series 100-500...

  • Page 33: Control And Signalling Connections

    Figure 15. Terminal block X1 for DFRA-V equipment without PLR series 650-900 Control and signalling connections All equipment with a Fisair electric control panel has the remote signalling card SEF-013, which provides remote information about the equipment status. The SEF-013 consists of 3 relays (NC-NA) identified on the terminal block as Rx1, Rx2 and Rx3.
  • Page 34 Terminals 22-23 Terminals 24-27 Terminals 24-25 Terminals 24-28 Terminals 24-29 If the equipment has PLR, please refer to the MMCSA (DFRA Series Operating and Control Manual) for more information, as the operations of the different interlocks depend on the selected configuration.

  • Page 35: Flow Adjustment

    User Manual DFRA Series | 35 Flow adjustment Steps for adjusting the process air flow (if the differential pressure sensor is not available): 1) Measure the differential pressure with a pressure gauge on the differential pressure ports on the front of the control panel.
  • Page 36 User Manual DFRA Series | 36 IMPORTANT: The reactivation fan has been designed to overcome a certain pressure or load loss. If this pressure or load loss is low, the closing of the reactivation flap for adjusting the nominal flow rate could produce areas of excessive heating in the elements of the heater.
  • Page 37 User Manual DFRA Series | 37 The corresponding connections for measuring flow volume or drive pressure are shown next to the switch position: Flow rate Drive pressure STOP START STOP START Patm Figure 17. Connections of the tubes to the sensor...

  • Page 38: Commissioning

    User Manual DFRA Series | 38 10. Commissioning Once the equipment has been connected to the air ducts and mains power supply, as well as the thermal fluids and/or control elements, where appropriate, the equipment commissioning process should be done as follows: Firstly, identify the PLR (Programmable Logic Relay) on the control panel and/or wiring diagram.
  • Page 39 User Manual DFRA Series | 39 If the equipment has PLR, please refer to the MMCSA (DFRA Series Operating and Control Manual) to start the equipment. Otherwise, follow the instructions below: 1) Set switch I1. 2) Move the I2 switch to the selected position (manual or automatic) to start the dehumidifier.
  • Page 40 User Manual DFRA Series | 40 4) If it is the first time the equipment has been used: Check that the flow control gates are at least 50% open. Check the direction of rotation of the motor fans (blades forwards).

  • Page 41: General Maintenance

    User Manual DFRA Series | 41 11. General maintenance The following service table is for guidance only, as the periodicity will depend on the conditions of each installation. ACTION PERIODICITY Cleaning the filters According dehumidifier's instructions. Inspection of the moist air fan turbine...

  • Page 42: Maintaining Of The Desiccant Rotor

    User Manual DFRA Series | 42 12. Maintaining of the desiccant rotor The desiccant rotor is the only component of the dehumidifier that needs special attention. In terms of its mechanical operation, the rotor must remain unaltered for a very long time.

  • Page 43: Maintaining Of The Air Filters

    1) Turn off the dehumidifier and wait for it to cool down. 2) Extract the filters from the unit. 3) Replace the filters or wash them using neutral pH soap and water. 4) Only replace the filters when they are completely dry. Always use FISAIR filters or filters with equivalent properties.

  • Page 44: Maintaining Of The Traction System

    User Manual DFRA Series | 44 14. Maintaining of the traction system 14.1 Traction belt replacement (disassembly and assembly) This section has the procedure to carry out the traction belt replacement: 14.1.1 Disassembly 1. If the DFRA equipment is operating, it must be stopped. To do this, set selector I2 to zero (stop) and wait five minutes until the two fans stop completely.
  • Page 45 User Manual DFRA Series | 45 DFRA 100, 130, 160, 175, 200, 230 and 300 The power cord and the ground wire must disconnected applicable). Remove the tension spring with its attachment screw (7). Turn the entire geared motor unit on the shaft (A) until the belt (9) is released from the pulley (10).
  • Page 46 User Manual DFRA Series | 46 DFRA 400 and 500 Remove the tension spring with its attachment screw (7). Turn the entire geared motor unit on the shaft (A) until the belt (9) is released from the pulley (10).
  • Page 47 User Manual DFRA Series | 47 DFRA 650 and 900 Before releasing the tension spring with its attachment screw, the screws (13) of the sheave support (14) must be loosened. See figure 2. Appropriate position to release the belt Figure 2: Sheave/pulley unit...
  • Page 48 User Manual DFRA Series | 48 Remove the tension spring with its attachment screw (7). Then turn the sheave (14) support plate to release the belt (9). Turn the entire geared motor unit on the shaft (A) until the belt (9) is released...
  • Page 49 User Manual DFRA Series | 49 4. Finally, locate the metal articulated joint (8) that joins the two ends of the belt (9), which can be released or cut. The belt and the articulated joint should be replaced. Remove the equipment belt.

  • Page 50: Assembly

    User Manual DFRA Series | 50 14.1.2 Assembly 1. To begin, the articulated joint (8) must be placed on one end of the belt (9). To do this, insert a screw in the belt so that it goes through the joint and the belt in the first hole.
  • Page 51 User Manual DFRA Series | 51 DFRA 100, 130, 160, 175, 200, 230, 300, 400 and 500. 3. Screw the loose end of the belt (9) to the articulated joint (8) 4. Place the belt (9) around the pulley channel (10) in...
  • Page 52 User Manual DFRA Series | 52 6. Provisionally position the cover (5) using the screws. Set disconnector I1 to position “1” and selector I2 to “MAN” and operate the geared motor for a few seconds. 7. Stop the machine by setting selector I2 to position 0 (stop). Wait until the fans come to a complete stop.
  • Page 53 User Manual DFRA Series | 53 If the indicated position is not maintained, the belt must be shortened to obtain it. To do this, A and B must be measured, and the number of steps to be cut obtained from Table 2.
  • Page 54 User Manual DFRA Series | 54 DFRA 650 and 900 1. Screw the loose end of belt articulated joint (8) 2. Place the belt (9) around the pulley channel (10) in reverse order to the disassembly section step 3 (14.1.1).
  • Page 55 User Manual DFRA Series | 55 4. Tighten the sheave support (13) bolts until the belt is properly tensioned. See table 3. Table 3 DFRA Model L (mm) W º 650.900 3320 16º 5. Replace the front cover on the base unit.

  • Page 56: Declaration Of Conformity

    DECLARATION CE DE CONFORMITÉ Departamento de Dirección de Calidad Qualitätsmanagement-Abteilung Quality Management Department Département de gestion de la qualité FISAIR S.L.U. C/ Uranio, 20 (Pol. Ind. Aimayr) 28330 San Martín de la Vega (Madrid) ESPAÑA Tfº (34) 916921514 ˚ Fax (34) 916916456 DECLARAMOS Bajo nuestra única responsabilidad que el deshumidificador de aire:...

  • Page 57: Guarantee

    Warranty Statement document. In case that the part is failing due to a lack of quality, FISAIR will credit this invoice in order to stop the payment. In case FISAIR does not receive the part in this period, or if the failure is due to the reasons covered in the Warranty disclaimer paragraph, the invoice will be effective.
  • Page 58 Service Covered by Warranty In case that there is any FISAIR product that should be serviced in order to recover its proper used designed, FISAIR will select the person (s) in charge of this operation. These qualified technicians should have the enough knowledge to service FISAIR units.

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