Cotes C30E Handbook
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Cotes C30E Handbook

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COTES C30 OPERATING AND SERVICE HANDBOOK
Cotes dehumidifier
Manual number:
Revision:
COTES ALL-ROUND
C30
How to install, set up, operate and service your
Cotes dehumidifier
C30E/C30C
140720
K
.3
page 1/48

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Summary of Contents for Cotes C30E

  • Page 1 COTES C30 OPERATING AND SERVICE HANDBOOK page 1/48 Cotes dehumidifier C30E/C30C Manual number: 140720 Revision: COTES ALL-ROUND How to install, set up, operate and service your Cotes dehumidifier...
  • Page 2 COTES C30 OPERATING AND SERVICE HANDBOOK page 2/48 COTES.COM...

  • Page 3: Table Of Contents

    SPECIFICATIONS, ASSEMBLIES AND COMPONENTS HOW TO INSTALL A CONDENSATION UNIT OR HEAT RECOVERY UNIT SECTION 8 / FORMALITIES AND GENERAL/LEGAL INFO WARRANTIES LEGAL NOTICES EU DECLARATION OF CONFORMITY HOW TO UPDATE AND IMPROVE THIS COTES DEHUMIDIFIER WHOM TO CONTACT ELECTRICAL DIAGRAMS APPENDIX...
  • Page 4 COTES C30 OPERATING AND SERVICE HANDBOOK page 4/48...

  • Page 5: Section 1 / General Background

    This handbook is mainly intended for use by technicians who install and operate this Cotes dehumidifier unit, who carry out preventive maintenance and who replace defective parts.
  • Page 6 COTES C30 OPERATING AND SERVICE HANDBOOK page 6/48 SYMBOLS USED IN THIS HANDBOOK This tells you to perform a particular action Important to note, because items in the dehumidifier can cause injury or affect people’s health You need to pay special attention to this NOTE It is each operator’s responsibility to read and understand this manual and other information...

  • Page 7: About Cotes

    Cotes humidity management technologies enable you to control the levels of moisture in the air inside any building, installation or facility, using only a bare minimum of energy.

  • Page 8: Section 2 / The Dehumidifier

    SECTION 2 / THE DEHUMIDIFIER ABOUT THE COTES C30 RANGE OF DEHUMIDIFIERS The Cotes C30 range of dehumidifiers is designed and configured for a wide range of industrial uses. Prominent among these is humidity management in storage facilities and basement areas, in water works and in many kinds of process industry in which stable, well-controlled air conditions are crucial.
  • Page 9 COTES C30 OPERATING AND SERVICE HANDBOOK page 9/48 Configuration priorities The Cotes C30 range is available with three different configurations – BASIC, SENSOR and PLUS. Configuration - BASIC The BASIC configuration provides: • High dehumidification capacity • High energy efficiency •...
  • Page 10 The dehumidifier is designed for dehumidifying/conditioning atmospheric air only – filtered with at least a G4 filter. Unless specifically stated in the manual or in a separate agreement with Cotes or a Cotes dealer, this dehumidifier must not be used for the following purposes: •...
  • Page 11 COTES C30 OPERATING AND SERVICE HANDBOOK page 11/48 Storage conditions For storing the dehumidifier, the following conditions must be respected: Relative humidity 0–90% -20°C to 50°C Temperature It is only possible to deviate from these ranges if such deviations were specifically mentioned when the order was placed, and special considerations have been incorporated into the unit in order to deal with this.

  • Page 12: How It Works

    HOW IT WORKS Two flows of air The effect of Cotes adsorption dehumidifiers basically stems from the action of two flows of air. The drying process (A to E) The incoming moisture-laden flow of air (process air) (A) enters one side of the cabinet and gets filtered by a process air filter (B).
  • Page 13 All models of Cotes adsorption dehumidifiers are fitted with filters to remove undesirable particles or other pollutants from the incoming process and regeneration air. Filters of the G4 class are fitted to Cotes C30 units as standard in order to filter the incoming process and regeneration air.

  • Page 14: Features And Benefits

    COTES C30 OPERATING AND SERVICE HANDBOOK page 14/48 FEATURES AND BENEFITS Highlighted features How customers benefit Appearance/cabinet Eye-catching industrial design appearance. Visually attractive units that can be mounted in highly visible positions. Robust structure. Longer service life. Better return on investment.

  • Page 15: Section 3 / Technical Details

    15/48 SECTION 3 / TECHNICAL DETAILS SERIAL NUMBER/IDENTIFICATION This is the installation and service handbook for your Cotes dehumidifier. The serial number/identification code for your particular model is located in the top of the dehumidifier (see drawing below). ITEM NO.

  • Page 16: Specifications

    COTES C30 OPERATING AND SERVICE HANDBOOK page 16/48 SPECIFICATIONS Please note that specifications and controls given in this handbook are in some situations approximate. Table 1 Technical data C30E/C30C C30E C30C Type Model Dry air, nominal /hour Regeneration air, nominal...
  • Page 17 COTES C30 OPERATING AND SERVICE HANDBOOK page 17/48 Table 2 Measurements C30E C30C Type Model L x W x H 398 x 554 x 771 cabinet L x W x H total 437 x 631 x 789 Weight Regeneration Ø100...

  • Page 18: Assemblies And Components

    ASSEMBLIES AND COMPONENTS Customised to meet your needs Cotes dehumidifier units are based on a modular design that enables our customers to select from a broad range of carefully selected components and assemblies, to meet specific installation and operating requirements.
  • Page 19 COTES C30 OPERATING AND SERVICE HANDBOOK page 19/48 Spare parts C30E/C30C dehumidifier...
  • Page 20 COTES C30 OPERATING AND SERVICE HANDBOOK page 20/48 Table 3 Spare parts C30E/C30C C30E C30C Type Pos. Part Process air fan (**Plus) 111641 (801716**) 111641 Regeneration air fan 621371 621372 621371 ** Plus version 614379** 614379** Gear 110414 110414 Gear motor...

  • Page 21: Sound Levels

    Sound levels for each particular dehumidifier can be found on page 16. Measuring sound levels Sound levels for Cotes dehumidifiers are measured in accordance with the provisions of the ISO11201 standard. While the sound level is being measured, the dehumidifier is placed on the floor. Ducts for regeneration air and for incoming air/outgoing air are installed and led out of the measuring room.

  • Page 22: Section 4 / Installation

    Handling Cotes dehumidifiers are built to be very robust, so there is no need for special handling, apart from normal sensible care and attention. Note the weight of the dehumidifier as specified on page 17. We recommend that you use a forklift to move the dehumidifier around and place it in position.
  • Page 23 COTES C30 OPERATING AND SERVICE HANDBOOK page 23/48 Things to be careful about Electrical work should only be carried out by an authorised electrician. NOTE Electrical work should only be carried out by an authorised electrician. Connections needed – electrical First, make sure that the main switch is OFF.
  • Page 24 COTES C30 OPERATING AND SERVICE HANDBOOK page 24/48 The regeneration air should be led to and taken from the outdoors. The ductwork for the regeneration air should be selected with regard to the external pressure available from the regeneration air fan and the space available for ducting. A 100mm-diameter duct is normally recommended for the regeneration air flow.

  • Page 25: Additional Information For C30C Dehumidifer (Cold Store Model)

    Safety precautions Dehumidifiers in the C30E range weigh approximately 45–56 kg and should therefore only be moved using a forklift or similar equipment Any work in the electrical box should only be carried out by authorised electricians.
  • Page 26 COTES C30 OPERATING AND SERVICE HANDBOOK page 26/48 NOTE A 30-minute timer is activated when the main switch is turned on. Connections needed – ductwork The regeneration air must be led to and taken from the outdoors. The ductwork must always be insulated from and to the cold storage.

  • Page 27: How To Commission This Dehumidifier

    COTES C30 OPERATING AND SERVICE HANDBOOK page 27/48 HOW TO COMMISSION THIS DEHUMIDIFIER NOTE Only trained/authorised electricians are allowed to carry out any work required in the electrical box of this Cotes dehumidifier. When the cover of the electrical box is open, the power supply must be switched off at the mains switch.
  • Page 28 COTES C30 OPERATING AND SERVICE HANDBOOK page 28/48 NOTE To ensure stable operation of the dehumidifier with condensation or heat recovery unit the regeneration filter – found in the dehumidifier – must be removed. d) Once the dehumidifier is operating, you should adjust the air flows Adjust the dampers on process air and regeneration air so the incoming air flow matches the nominal values given on page 16.

  • Page 29: Section 5 / Operation

    To activate CPF feature, move the selector switch to position “Aut. ”. EXTERNAL HUMIDITY MANAGEMENT You can purchase an external humidity hygrostat to manage when the dehumidifier is operating or not. Contact Cotes or your Cotes dealer for more information.

  • Page 30: Section 6 / Service And Repair

    HOW TO SERVICE AND REPAIR THIS DEHUMIDIFIER Service and maintenance work on this dehumidifier Cotes designs its dehumidifier units so that they are as robust as possible, and only need a minimum of service and maintenance. None of the components require lubrication or adjustment.
  • Page 31 COTES C30 OPERATING AND SERVICE HANDBOOK page 31/48 Service/repair work on this dehumidifier Service area must be clear at all time. Diagrams and manual must be kept near the machine. Machine will automatically startup in case of power loss and recover of electricity.
  • Page 32 COTES C30 OPERATING AND SERVICE HANDBOOK page 32/48 Easy access for quick service The electrical switchboard (contacts, fuse breakers, thermal relays, etc.) is placed in the electrical box in the top of the dehumidifier cabinet, directly under the top cover, to make them easy to get to.
  • Page 33 COTES C30 OPERATING AND SERVICE HANDBOOK page 33/48 Replacing fans The following is standard procedure for replacing the process air fan; • Remove top cover • Disconnect cables for process air fan • Remove the screws on the fan bracket •...
  • Page 34 COTES C30 OPERATING AND SERVICE HANDBOOK page 34/48 Replacing electrical board The following is standard procedure for replacing an electrical board • Open the top cover • Disconnect all cables and sensors connected to the electrical board • Remove the screws fastening the electrical board to the cabinet •...
  • Page 35 COTES C30 OPERATING AND SERVICE HANDBOOK page 35/48 Replacing electric heater The electric heater is mounted under the regeneration air filter box of the dehumidifier. To replace that unit, disconnect the wiring, unscrew the protection plate and unscrew regeneration heater box. You can then withdraw the heater from the heater box.
  • Page 36 Check that the regeneration air filter is not clogged The regeneration air The regeneration air flow is too Check that the regeneration air temperature has large filter is not clogged variations If you have any queries or questions, please contact your Cotes dealer.

  • Page 37: Section 7 / Condensation Or Heat Recovery Unit

    Note that the energy consumption of a Cotes dehumidifier in BASIC configuration will remain the same with a HR module. However, the running time will fall due to the increased capacity when using a HR module without modulating heat.

  • Page 38: Specifications, Assemblies And Components

    COTES C30 OPERATING AND SERVICE HANDBOOK page 38/48 SPECIFICATIONS, ASSEMBLIES AND COMPONENTS Please note that specifications and controls given in this handbook are in some situations approximate. Table 4 Technical data C30LK Type Maximum connected load 0.05 Voltage Frequency Electrical connection...
  • Page 39 COTES C30 OPERATING AND SERVICE HANDBOOK page 39/48 Dimensions Condensation module Heat recovery module...
  • Page 40 COTES C30 OPERATING AND SERVICE HANDBOOK page 40/48 Spare parts Condensation module CONDENSATION UNIT Condensation air filter 130268 Condensation fan 801715 Heat recovery module HEAT RECOVERY UNUT Regeneration air filter 130268...

  • Page 41: How To Install A Condensation Unit Or Heat Recovery Unit

    Please dispose the packaging responsible, and recycle it if possible. Handling Cotes condensation units and heat recovery units are built to be very robust, so there is no need for special handling, apart from normal sensible care and attention.
  • Page 42 We recommend keeping some free space below the module to make sure it is easy to install drain hose(s) and an air-lock. An additional floor or wall bracket can be provided to make sure there is enough space. For details, please contact your Cotes dealer, or Cotes. NOTE Before the machine is started, the ‘air-lock’...
  • Page 43 COTES C30 OPERATING AND SERVICE HANDBOOK page 43/48 Illustration of the Airlock: Water Connections needed for the condensation unit – electrical First, make sure that the main switch is OFF. The condensation unit has a pre-mounted cable connected to the condensation air fan. This cable must be directly connected to the terminals 306X1 1-2-PE in the electrical board located in the C30 dehumidifier.

  • Page 44: Section 8 / Formalities And General/Legal Info

    AND GENERAL/LEGAL INFO WARRANTIES Warranty conditions The Cotes factory warranty is only valid if a documented programme of service and preventive maintenance has been carried out. Maintenance must have been carried out at intervals of six months or less. Documentation for this must be in the form of a written log/journal, with attested entries.

  • Page 45: Legal Notices

    The information contained in this publication and the products and equipment described herein are subject to change at any time without prior notice. Cotes A/S has no obligation to inform buyers of the products and equipment of such subsequent changes.

  • Page 46: Eu Declaration Of Conformity

    8000 Aarhus C www.cotes.com info@cotes.com VAT no. DK 15 20 03 32 Declares at its own liability that the following models of Cotes adsorption dehumidifiers: C30, C35, C65, C105 covered by this declaration complying with the following directives: Machinery Directive 2006/42/EC...

  • Page 47: How To Update And Improve This Cotes Dehumidifier

    If cleaner air is needed, it is possible to replace the fitted filter with a different filter featuring other specifications. If an additional filter is required, please contact a Cotes expert and find out how the unit can be changed for this to be done.

  • Page 48: Whom To Contact

    COTES C30 OPERATING AND SERVICE HANDBOOK page 48/48 WHOM TO CONTACT Help when and where you need it Contact Cotes in Denmark or your local dealer: Cotes contact information: Cotes A/S Mariane Thomsens Gade 2f, 11. 8000 Aarhus C Denmark +45 5819 6322 info@cotes.com...

This manual is also suitable for:

C30c

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