GESTRA UNA45MAX Original Installation Instructions
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GESTRA UNA45MAX Original Installation Instructions

Ball float steam trap
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Ball Float Steam Trap
UNA 45 MAX
UNA 46 MAX
UNA 46A MAX
UNA 47 MAX
Original Installation Instructions
819401-04

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Summary of Contents for GESTRA UNA45MAX

  • Page 1 Ball Float Steam Trap UNA 45 MAX UNA 46 MAX UNA 46A MAX UNA 47 MAX Original Installation Instructions 819401-04...

  • Page 2: Table Of Contents

    Contents Foreword ..........................3 Availability .............................3 Formatting features in the document ......................3 Safety ........................... 3 Use for the intended purpose .........................3 Basic safety notes ..........................4 Information on property damage or malfunctions ..................4 Qualification of personnel ........................5 Protective gear ............................5 Typographic features of warning notes ....................5 Formatting features for warnings of property damage ................5 Description ..........................

  • Page 3: Foreword

    Formatting features in the Foreword document This installation & operating manual will help you use the following types of equipment safely and Certain text elements of this installation & operating efficiently for their intended purpose. manual feature a specific typographic design. You can easily distinguish the following text elements: ...

  • Page 4: Basic Safety Notes

     If the admissible temperature and pressure Any other use of the equipment is considered to be limits are exceeded the equipment may be improper. destroyed and hot or pressurized fluid may Note that the equipment is also used incorrectly if escape.

  • Page 5: Qualification Of Personnel

    Qualification of personnel Typographic features of warning notes A qualified person must be acquainted with and experienced in the following: DANGER  the pertinent on-site rules and regulations for preventing fire and explosions as well as Notes with the heading DANGER warn industrial safety regulations against imminent dangerous situations that can lead to death or serious injuries.

  • Page 6: Description

    Description Scope of supply and equipment specification Scope of supply Our equipment is delivered packed and ready for assembly. Equipment specification Item Designation Item Designation Direction of flow arrow Control unit Body Name plate Body gasket Cover (shown here: standard cover) Capsule support with membrane Drain with sealing plug regulator capsule...
  • Page 7 Optional extras The following items are available as optional extra: Designation Designation Sealing plug Sealing ring Manual vent valve with socket wrench Manual float-lifting lever with socket (socket wrench not shown) wrench The hole in the cover for the manual vent Adapter with SIMPLEX control unit valve can also be used to connect an air Electrode cover with connection options...
  • Page 8 The different equipment versions allow you to adjust End connections the flow direction of the equipment to the flow The equipment is available with the following end pattern of your installation. The flow arrow must connections: correspond to the direction of the fluid flow. The ...
  • Page 9 The limiting conditions and pressure & temperature ratings specified in this installation manual are applicable for standard equipment. Note that these values may differ for modified or customized equipment. All equipment specific values are indicated on the nameplate. Application of European Directives Fluids The equipment is designed for the following fluids (in accordance with the EU Pressure Equipment...

  • Page 10: Task And Function

    Task and function Purpose UNA 45 MAX, UNA 46 MAX, UNA 46A MAX and UNA 47 MAX models are used to discharge condensate from water vapour on steam-heated consumers. UNA 45 MAX models can also be used to discharge condensate from compressed air. UNA 46 MAX, UNA 46A MAX and UNA 47 MAX models can also be used to discharge condensate from other gases or gas mixtures.

  • Page 11: Storing And Transporting The Equipment

    Transporting the equipment Storing and transporting the equipment CAUTION Attention! Do not drop the equipment. If it falls down it may cause bruises and injuries. Equipment can be damaged if stored or  To transport and mount the equipment transported improperly. safely use suitable lifting gear.

  • Page 12: Mounting And Connecting The Equipment

    Orientation of the equipment Mounting and connecting the equipment The different equipment versions allow you to adjust the flow direction of the equipment to the flow pattern of your installation. The following positions Preparing installation of installation are possible:  Take the equipment out of the transport ...
  • Page 13 To change the position of installation remove the  Replace all gaskets with new ones of the same adapter with the control unit attached to it. type. In equipment with control unit DUPLEX the capsule  Turn the adapter (5) by 90° or 180° into the support is also attached to the adapter.

  • Page 14: Connecting The Equipment

    Connecting the equipment Attention! DANGER Equipment will be damaged if the end connections are undersized. Incorrectly connected equipment can result  Make sure that the connections are in accidents with extremely severe injuries strong and rigid enough to support the or death.
  • Page 15  The layout of the pipelines must prevent the formation of water pockets.  The pipeline must have a gradient so that the condensate is free to fall towards the equipment  The cross section of the air balance pipe must be at least DN 8 (¼...
  • Page 16 Mounting the measuring electrode  Connect the body to the pipework as described in the previous section. If the equipment has a cover with electrode connections you can attach one or two measuring  Attach an air balance pipe to the connection electrodes of the following type: G¼...

  • Page 17: Operation

    Operation After operation WARNING DANGER Hot liquids and steam can cause scalding. If fluid escapes personnel may suffer severe injuries, poisoning or even loss of  Wear protective clothing that is life. suitable for the fluid and, if necessary,  After working on the equipment make wear protective gear.

  • Page 18: Removing External Dirt Deposits

     To seal the drain hole screw in the sealing plug DANGER and tighten it with a torque of 75 Nm. If the equipment is used in contaminated areas there is a risk of severe injuries or death caused by harmful substances in or on the equipment.

  • Page 19: Maintaining The Equipment

    Maintaining the equipment Removing cover Remove the measuring electrode(s) if For work on the equipment you will need the mounted, before lifting off the cover. following tools:  Use a suitable combination spanner to  Combination spanner form B to DIN 3113, sizes DIN 3113, form B, to remove the ...
  • Page 20 Removing control unit  Secure the control unit to the body as described Mounting the control unit in the section " " from  Remove the cover from the body as described in page 21. Removing cover the section " "...
  • Page 21 Mounting the control unit  Replace all gaskets with new ones of the same type. Attention!  Insert a new gasket (26) for the control unit into the adapter (5). Malfunctions may occur if the control unit is installed incorrectly. ...
  • Page 22 Mounting cover Attention! Equipment may leak if the gasket is damaged.  It is therefore essential that you always insert a new gasket before re- attaching the cover.  Make sure that the cover is not tilted or skewed when refitted. ...

  • Page 23: Servicing The Equipment And Installing Spare Parts

    Servicing the equipment and installing spare parts You may exchange the following component parts in case of wear or damage: UNA 45 MAX, UNA 46 MAX, UNA 46A MAX and UNA 47 MAX with standard cover...
  • Page 24 Spare parts for equipment with standard cover Item no. Designation Orifice Stock code # 3, 6, 22, 26 Control unit, cpl. with body gasket, adapter gasket and 560690 gasket for control unit 560691 560692 560693 560694 3, 29 Membrane regulator capsule 5N2, cpl. with body gasket 560687 12, 14, 30 Hand-vent valve, cpl.
  • Page 25 UNA 45 MAX with cover for installing electrodes...
  • Page 26 Spare parts for equipment with cover for installing electrodes Item no. Designation Orifice Stock code # 3, 6, 22, 26 Control unit, cpl. with body gasket, adapter gasket and 560690 gasket for control unit 560691 560692 560693 560694 3, 29 Membrane regulator capsule 5N2, cpl.
  • Page 27 UNA 45 MAX with sightglass cover...
  • Page 28 Spare parts for equipment with sightglass cover Item no. Designation Orifice Stock code # 3, 6, 22, 26 Control unit, cpl. with body gasket, adapter gasket and 560690 gasket for control unit 560691 560692 3, 29 Membrane regulator capsule 5N2, cpl. with body gasket 560687 12, 14, 30 Hand-vent valve, cpl.
  • Page 29 Exchanging the control unit Replacing the sightglass of the sightglass cover  Remove the cover from the body as described in Removing cover the section " " from page 19.  Remove the socket-head cap screws (36).  Detach the flange (32) from the sightglass cover ...
  • Page 30 Exchanging the float-lifting lever  Insert the gasket supplied with the float-lifting To replace a damaged float-lifting lever proceed as lever into the tapped hole in the body. follows:  Screw the new float-lifting lever into the tapped hole.  If necessary remove the socket spanner. ...

  • Page 31: Troubleshooting

    Troubleshooting Problem Cause Remedy The sightglass or water level The sightglass or water level Replace the sightglass or water level gauge does not offer an gauge is dirty, worn or scratched. gauge. unambiguous evaluation of the operating condition. The equipment is blowing off The external bypass is open.
  • Page 32 Problem Cause Remedy The discharge capacity is too The differential pressure is too Increase the steam pressure. low. small. Lower the pressure in the condensate Insufficient thermal output of line. the user. Use equipment with a larger discharge capacity. If necessary, use a pump steam trap or a condensate return unit.

  • Page 33: Retighten The Stuffing-Box Packing

    Problem Cause Remedy Fluid escapes (equipment is The equipment has been Replace the equipment with a new one. leaking). damaged by frost. When shutting down the installation make sure that all lines and the equipment are completely drained.  If faults occur that are not listed above or cannot be corrected, please contact our Technical Service or authorized agency in your country.

  • Page 34: Putting The Equipment Out Of Operation

     For the disposal of all residues observe the Putting the equipment out of pertinent legal regulations concerning waste operation disposal. Removing harmful substances Removing the equipment DANGER DANGER If the equipment is used in contaminated Personnel working on pipes are exposed to areas there is a risk of severe injuries or safety risks and may suffer severe injuries, death caused by harmful substances in or...

  • Page 35: Re-Using Equipment After Storage

    Re-using equipment after storage Disposing of the equipment Observe the following instructions if you want to CAUTION remove the equipment and use it again somewhere else: Environmental damage may be caused by poisonous fluid residues.  Make sure that the equipment is free of any fluid residues.

  • Page 36: Technical Data

    Technical data Dimensions and weights The drawing shows equipment with standard cover and flanged connection for vertical downward flow.
  • Page 37 UNA 45 MAX, UNA 46 MAX and UNA 46A MAX with flange EN 1092-1 PN 10–40 Type of cover DN 40 DN 50 DN 65 (1½”) (2”) (2½”) L [mm (in)] 230 (9.1) 290 (11.4) W [mm (in)] Standard cover 328 (12.9) Sightglass 370 (14.6)
  • Page 38 UNA 47 MAX DN 40/DN 50 flange EN 1092-1 PN 63 DN 40 DN 50 (1½”) (2”) L [mm (in)] 290 (11.4) W [mm (in)] 328 (12.9) H1 [mm (in)] 98 (3.9) H2 [mm (in)] 182 (7.2) H [mm (in)] 280 (11.0) L1 [mm (in)] 160 (6.3)
  • Page 39 UNA 45 MAX, UNA 46 MAX and UNA 46A MAX with flange ASME CL150 Type of cover DN 40 DN 50 DN 65 (1½”) (2”) (2½”) L [mm (in)] 241 (9.5) 267 (10.5) 292 (11.5) W [mm (in)] Standard cover 328 (12.9) Sightglass 370 (14.6)
  • Page 40 UNA 45 MAX, UNA 46 MAX and UNA 46A MAX with flange ASME CL300 Type of cover DN 40 DN 50 DN 65 (1½”) (2”) (2½”) L [mm (in)] 241 (9.5) 267 (10.5) 292 (11.5) W [mm (in)] Standard cover 328 (12.9) Electrode cover 343 (13.5)
  • Page 41 UNA 45 MAX, UNA 46 MAX and UNA 46A MAX with socket-weld end Type of cover DN 40 DN 50 DN 65 (1½”) (2”) (2½”) L [mm (in)] 165 (6.5) 267 (10.5) 292 (11.5) W [mm (in)] Standard cover 328 (12.9) Sightglass 370 (14.6) Electrode cover...
  • Page 42 UNA 45 MAX, UNA 46 MAX and UNA 46A MAX with screwed socket Type of cover DN 40 DN 50 (1½”) (2”) L [mm (in)] 165 (6.5) W [mm (in)] Standard cover 328 (12.9) Sightglass 370 (14.6) Electrode cover 343 (13.5) H1 [mm (in)] 98 (3.9) H2 [mm (in)]...
  • Page 43 UNA 45 MAX, UNA 46 MAX and UNA 46A MAX with butt-weld end via transition pieces Type of cover DN 40 DN 50 DN 65 (1½”) (2”) (2½”) L [mm (in)] 241 (9.5) 267 (10.5) 292 (11.5) W [mm (in)] Standard cover 328 (12.9) Sightglass...
  • Page 44 Space required for servicing To remove the cover a withdrawal space S of 270 mm is required. If the supplied socket spanner is attached to the equipment an additional clearance of 100 mm is required.

  • Page 45: Pressure & Temperature Ratings

    Pressure & temperature ratings You can find the relevant values for your equipment The max. differential pressure Δ PMX of the on the name plate. equipment depends on the type of orifice (O) used. ΔPMX [bar] Diameter of bore Operating data Orifice [mm] Models with sightglass:...

  • Page 46: Declaration Of Conformity - Standards And Directives

    Declaration of Conformity and the relevant certificates. You can download the latest Declaration of Conformity at www.gestra.com. You can request the relevant certificates by writing to the following address: GESTRA AG Münchener Straße 77...
  • Page 48 You can find our authorized agents around the world at: www.gestra.com GESTRA AG UK Importer Münchener Strasse 77 28215 Bremen GESTRA UK Ltd Germany Phone +49 421 3503-0 Unit 1 Sopwith Park, Royce Close, +49 421 3503-393 West Portway Business Park, Andover, e-mail info@de.gestra.com...

This manual is also suitable for:

Una46maxUna46amaxUna47max

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