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Comet XRC-3023-WW Manual

3000 watt water to water cooler
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Industrial X-Ray
Cooler Manual XRC-3023-WW
3000 Watt Water to Water Cooler

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Summary of Contents for Comet XRC-3023-WW

  • Page 1 Industrial X-Ray Cooler Manual XRC-3023-WW 3000 Watt Water to Water Cooler...
  • Page 2 COMET AG Herrengasse 10 3175 Flamatt Switzerland Phone: +41 31 744 9000 Fax: +41 31 744 9090 E-Mail: info@comet.ch Internet: www.comet-xray.com Protection Notice Dissemination as well as copying of this document, utilization or posting of its contents is not permitted unless formally granted.

  • Page 3: Table Of Contents

    Table of contents 1. ABOUT THIS MANUAL ................6 1.1. Explanation of symbols and signs ............. 6 1.1.1. Safety symbols ............................6 1.1.2. Warning instructions ..........................6 1.1.3. Text designations............................ 8 1.2. Illustrations ....................8 1.3. Terms of warranty ..................8 1.4.
  • Page 4 4.4. Unit components ..................18 4.4.1. Cooling circuit ............................18 4.5. Technical specifications ................18 5. TRANSPORT, PACKING AND STORAGE ..........20 5.1. Safety ......................20 5.2. Checking the delivery condition ............... 20 5.3. Symbols on the packaging ................ 21 5.4.
  • Page 5 11.2. Returning the unit to service after decommissioning......45 11.3. Final decommissioning, disposal ............. 46 11.4. Disposal of operating materials ..............46 11.5. Return of the unit to COMET ..............46 12. WEAR PARTS AND SPARE PARTS ............. 46 13. ADDENDUM.................... 47 13.1.

  • Page 6: About This Manual

    1. About this manual This document is the manual for the cooling unit XRC-3023-WW. It is based on international safety regulations. This operating manual addresses the needs of the user of the unit. Its intention is to allow the safe operation of the unit.
  • Page 7 DANGER Reference to immediate danger to human health. Failure to comply with this warning instruction will result in severe irreparable injury DANGER and even death. WARNING Reference to recognizable hazard to human health. WARNING Failure to comply with this warning instruction may result in severe irreparable injury and even death.

  • Page 8: Text Designations

    1.3. Terms of warranty General sale and delivery terms of COMET apply. The buyer accepts these terms, at the latest when signing the contract of purchase. The particular terms of warranty and duration of warranty of the unit in question can be taken from the contract documents as well as from the order confirmation.

  • Page 9: Contact Information

    Any form of unintended use of the unit and any structural change caused by the user with- out prior authorization in written form by COMET will lead to the termination of warranty as well the termination of the declaration of conformation and will free COMET from product liability.

  • Page 10: Safety

    2. Safety This chapter provides an overview of all important safety aspects for optimal protection of personnel as well as safe and trouble-free operation. Disregarding this operating manual and warning instructions specified therein may result in considera- ble danger. 2.1. Hints for the safe operation Conduct inspections on a regular time base.

  • Page 11: Inadmissible Operating Conditions

    NOTE The manufacturer is not liable for damage occurring when using the unit in a way it was not intended. When using the unit in a way it was not intended for, the manufacturer’s warranty given by COMET will expire.

  • Page 12: Responsibilities Of The Unit Operator

    2.2. Responsibilities of the unit operator 2.2.1. Planning and monitoring the safety measures It is a matter for the operator of the unit to plan the safety measures and to monitor their implementa- tion. The operator of the unit has to ensure that all persons involved with the unit have read and understood the operating instructions.

  • Page 13: User Groups

    2.3.2. User groups This operating manual distinguishes between the following user groups: Personal Qualifications Operating person- Adequate specific training in the following areas: • The operation of the unit • Operating sequences Specific experience in the following areas: • Specific competencies and responsibilities, which are essential for the work on and with the unit •...

  • Page 14: Exclusion Criteria

    2.3.4. Exclusion criteria NOTE Operating personnel Operating personnel are only allowed to operate the unit. They are neither allowed to open the unit chassis, remove parts, connect or disconnect power or coolant fluids nor to do maintenance Persons allowed to operate and to maintain the unit must not be under the influence of intoxicating substances (e.g.

  • Page 15: Guards

    2.6. Guards Direct access to hazardous parts or areas of the unit is restricted by the unit cover. The unit cover may only be removed for the purpose of maintenance or repair works and shall be replaced prior to taking the unit back into operation (see "Removing and mounting the unit cover").

  • Page 16: Product Identification

    XRC-3023-WW 3.2. Identification plate The identification plate is attached to the housing of the unit and contains the following specifications: • Unit name, e.g. XRC-3023-WW • Name and address of the manufacturer • Name and address of the distributor • Article number •...

  • Page 17: Unit Description

    NOTE The manufacturer is not liable for damage occurring when using the unit in a way it was not intended. When using the unit in a way it was not intended for, the manufacturer’s warranty given by COMET will expire.

  • Page 18: Unit Components

    4.4. Unit components The unit mainly consists of the following subassemblies. Additional unit information can be found in the diagrams contained in the addendum. Figure 4: Subassemblies (1) Heat exchanger (2) Cooling circuit (3) Casing 4.4.1. Cooling circuit In the cooling circuit the coolant is driven by the pump to the device that is to be cooled and back via the return flow.
  • Page 19 Performance data Cooling capacity: 3000 W at 5.0 l/min, cooling water temperature at 22°C ≥ 5,4 l/min at 400 kPa (4 bars) Throughput: Mains voltage: 230 V AC + 10% / - 15%, 50/60 Hz Current consumption: 1,8 A Operating noise: 47 dB(A) (50 Hz) measured at a distance of 1 m 51 dB(A) (60 Hz) measured at a distance of 1 m Protection class:...

  • Page 20: Transport, Packing And Storage

    5. Transport, packing and storage 5.1. Safety WARNING Damage due to improper transportation! Injuries to persons and significant damage to property can occur in the case of im- proper transportation. WARNING  When unloading the packed unit on delivery, as well as in-house transport, pro- ceed very carefully and obey the symbols and instructions on the packaging.

  • Page 21: Symbols On The Packaging

    The packing material should only be removed just be- fore the installation takes place. COMET advises to keep the transport pallet (if provided) for later transportation of the unit. Dispose packing material in accordance with environment protection requirements.

  • Page 22: Handling With Industrial Truck

    • The packaging has only to be removed just before installation takes place. • Protection caps for the coolant inlet and coolant outlet connections have only to be re- moved just before installation takes place. • In order to store the units for more than 6 months, please consult COMET.

  • Page 23: Preparing The Unit For The Further Transport

    • Mount the transport plug using the slot screwdriver. • Pack the unit according to the transport conditions that can be expected. COMET advises to use original packaging, if available, or an equivalent packaging. • Mark the packaging with appropriate symbols; see "Symbols on the packaging".

  • Page 24: Installation And Commissioning

    6. Installation and commissioning 6.1. Requirements concerning the installation location 6.1.1. Installation location • The surface of the location must be even and flat. • When choosing the installation location the following must be kept in mind: coolant inlet and coolant outlet connections must be easily accessible and all hoses must be installed without sharp bends.

  • Page 25: Using The Unit For The First Time

    6.2. Using the unit for the first time NOTE Risk of damage to the unit due to temperature fluctuations! In case the unit is stored outside the operating temperature for a longer period of time, let the unit rest at the installation location so long, until it has reached ambient temperature. Only then can the unit be put into operation.

  • Page 26: Putting The Unit Into Operation

    Connecting the unit electrically Requirements ✓ Coolant hoses connected, see "Connecting the coolant hoses". ✓ Cooling water hoses connected, see "Connecting the cooling water hoses". ✓ Coolant added, see "Adding coolant". ✓ Unit cover removed, see "Removing and mounting the unit cover". Procedure •...
  • Page 27 Starting up the unit Requirements ✓ Coolant hoses connected, see "Connecting the coolant hoses". ✓ Cooling water hoses connected, see "Connecting the cooling water hoses". ✓ Coolant added, see "Adding coolant". ✓ Unit connected electrically, see "Connecting the unit electrically". Procedure •...

  • Page 28: Controlling The Unit

    7. Controlling the unit The unit is controlled using the temperature controller inside the unit and controls of the device that is to be cooled. All alarm and error signaling is only indicated on the control panel of the device that is to be cooled.

  • Page 29: Pressure Relief Valve

    The pressure control valve is set by the manufacturer to a maximum pressure (factory setting: see "Technical specifications"). If any modification to this setting should be required, please contact the COMET service department to receive a briefing. NOTE The maximum pressure, which is reached by the device to be cooled, is affected by the length of the coolant hoses.

  • Page 30: Temperature Controller

    7.3.4. Temperature controller NOTE In order to ensure a proper unit operation only the parameters P0, P1 and P3 may be corrected Figure 7: Temperature controller with display Control key UP Control key DOWN Control key SET Control key NOT IN USE 3-digit 7-segment display 7.3.4.1.

  • Page 31: Setting The Alarm Value (P3) For Maximum Temperature

    • Press the SET key to select P1. The current temperature setting is displayed. Set-up mode is activated. • Use the keys  (UP) and  (DOWN) to set the desired value.. • Press the SET key. Set-up mode is now disabled. The hysteresis value for P0 is set. If no input is entered, the temperature controller will automatically return to normal operation mode after 45 seconds.

  • Page 32: Disruptions

    In the event of fault diagnostics follow the guidelines detailed below: • Only sufficiently qualified personnel may perform maintenance on the unit. • If you cannot determine the error, please contact COMET services. 8.2. Disruption in operation The most common reason for disruption in operation of the unit is improper maintenance. Maintenance should be carried out regularly according to the maintenance intervals defined in chapter "Mainte-...
  • Page 33 Fault table Fault Possible cause Corrective measures Clearance by Unit does not Power not applied. Electri- Check power supply and ensure pro- Operator cal connection not correct per voltage in the line. Check connec- start or no mains connection tion, insert mains plug. Unit running but Coolant hoses buckled or Install the hoses with a larger radius in...

  • Page 34: Maintenance And Cleaning

    9. Maintenance and cleaning Diligent maintenance is the prime factor for assuring an error-free and efficient operation of the unit. All the maintenance tasks contained in this chapter have to be performed according to the maintenance intervals. 9.1. Safety Working on the electrical equipment DANGER Electrical danger! Work on electrical installations may be carried out by trained and authorized electri-...
  • Page 35 Improper maintenance WARNING Danger of injury due to improperly performed maintenance. Improper maintenance can lead to personal injury or material damage.  Disconnect the unit from all sources of power during maintenance work.  Ensure the sufficient working area at the beginning of the maintenance work. ...

  • Page 36: Maintenance Schedule

    Environmental issues NOTE Danger to the environment due to improper handling! Environmentally conscious and anticipatory behavior of staff avoids environmentally hazardous im- pacts. The following principles apply for environmentally conscious behavior:  Environmentally hazardous substances must not get into the soil or into the drains. They should be kept in appropriate containers.

  • Page 37: Preparing The Unit For Maintenance

    Inspect coolant hoses, con- Coolant hoses, pipes and Operating personnel nections and pipes for cracks connections are leaking and for leakages (visual in- spection) Inspect the coolant quality Turbidity, airborne particles Operating personnel (visual inspection) Every 3 months Clean or replace the filter Filter strainer damaged or Skilled employee strainer, see "Cleaning the...

  • Page 38: Disconnecting The Cooling Water Hoses

    Tools and material required – Absorbent cloth – Bonding agent – Protection caps Procedure • Release coupling nipples from the coupling sockets. • Secure the coolant inlet and coolant outlet connections with protection caps against soil- ing. The coolant hoses are now disconnected from the unit. 9.5.

  • Page 39: Connecting The Coolant Hoses

    9.6. Connecting the coolant hoses NOTE Risk of damage by using improper or faulty coolant hoses! This may lead to damage to persons, damage to property or corrosion damage.  When choosing coolant hoses pay attention to sufficient burst strength and compatibility with coolant.

  • Page 40: Connecting The Cooling Water Hoses

    9.7. Connecting the cooling water hoses The cooling water hoses are connected to the unit by means of hose nipples. Cooling water inlet and cooling water outlet are labeled with respective symbols. Figure 11: Labeling of cooling water inlet and cooling water outlet Connecting the cooling water hoses Requirements ✓...

  • Page 41: Draining The Coolant

    9.8. Draining the coolant Draining the coolant WARNING Danger of injuries when lifting the unit, if it falls or tips over. Bruises. Bone fracture. WARNING  Carefully lift the unit.  Use rubber gloves. Requirements ✓ Unit prepared for maintenance, see "Preparing the unit for maintenance". ✓...

  • Page 42: Removing And Mounting The Unit Cover

    Tools and material required – Filling funnel – Measuring cup – Absorbent cloth Procedure • Dismount the coolant filler plug. • Add coolant up to 3 cm bellow the coolant filler opening. Coolant and quantity see "Technical specifications". • Mount the coolant filler plug. The coolant is now added.

  • Page 43: Cleaning The Filter Strainer

    Figure 13: Mounted unit cover (1) Fastening screws 9.11. Cleaning the filter strainer WARNING Risk of burning and/or scalding due to possibly hot coolant. Coolant can reach high temperatures during operation and cause burns or scalding in the case of contact. WARNING ...

  • Page 44: Cleaning The Casing

    Ensure to adhere to safety regulations as detailed in chapter "Safety". 10.2. Repair procedures In case of malfunctioning during the warranty period the unit must be sent to the COMET service de- partment for repair (see "Contact information" or the COMET services website under http://www.comet-xray.com/Service/Contact-Form).

  • Page 45: Decommissioning And Disposal

    11. Decommissioning and disposal 11.1. Temporary placing out of operation DANGER Electrical danger! Work on electrical installations may be carried out by trained and authorized electri- cians only.  Switch off the unit before starting your work. DANGER  Disconnect the unit from mains by pulling the mains plug. ...

  • Page 46: Final Decommissioning, Disposal

    The unit was manufactured mainly from recyclable material. Make sure the components of the unit end up at a qualified company for disposal and recycling. Contact COMET for take back of end-of-life units (see "Contact information") or the official COMET services website at http://www.comet-xray.com/Service/Contact-Form) or ask a company destined for disposal and recycling.

  • Page 47: Addendum

    13. Addendum 13.1. Performance diagram Item Designation ∆T [°C] Temperature difference: forward (sec) – external coolant (prim) [kW] Cooling capacity in kW...

  • Page 48: Flow Chart

    13.2. Flow chart Item Designation Item Designation Evaporator Hose nipple Reservoir Solenoid valve Temperature controller Evaporator Pump with motor Ball cock Bypass valve Hose nipple Coupling Coupling Flow switch Cooling water inlet Cooling water outlet Water inlet Water outlet...

  • Page 49: Wiring Diagram

    13.3. Wiring diagram...
  • Page 50 Item Designation Flow switch Relay Pump Temperature controller Suppressor Solenoid valve Safety circuit i-Cooler Node Spare clamp...

  • Page 51: Dimension Drawing

    13.4. Dimension drawing...
  • Page 52 Europe & RoW Asia COMET AG COMET Technologies USA, Inc. COMET China Herrengasse 10 100 Trap Falls Road Extension 1201 Gui Qiao Road CH-3175 Flamatt Shelton, CT 06484 Building 10, 1 floor Switzerland Pudong, Shanghai 201206 P.R.China T +41 31 744 90 00...

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