Grundfos Vaccuperm VGA-113 Installation And Operating Instructions Manual
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Grundfos Vaccuperm VGA-113 Installation And Operating Instructions Manual

Gas dosing regulator
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Vaccuperm VGA-113
Gas dosing regulator
Installation and operating instructions
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GRUNDFOS INSTRUCTIONS

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Summary of Contents for Grundfos Vaccuperm VGA-113

  • Page 1 GRUNDFOS INSTRUCTIONS Vaccuperm VGA-113 Gas dosing regulator Installation and operating instructions Other languages http://net.grundfos.com/qr/i/98028175...

  • Page 2: Table Of Contents

    1.2 Safety advice for handling chlorine If you require further information, or if problems occur that are not 1.3 Protective equipment described in detail in this manual, please contact Grundfos. 1.4 First aid in case of accidents 1.5 Handling chlorine containers 1.1 Symbols used in this document...

  • Page 3: Protective Equipment

    1.3 Protective equipment 1.4 First aid in case of accidents 1.3.1 Personal protective equipment 1.4.1 First aid after inhaling chlorine The operating authority of a chlorine gas dosing system has to 1. Keep calm. provide respiratory equipment (full-sight gas mask), personally 2.

  • Page 4: Handling Chlorine Containers

    1.5 Handling chlorine containers • Treat containers carefully, do not throw! • Protect containers from turning over or rolling away, e.g. with Chlorine is stored in grey steel cylinders or drums in lockable chains or clips. chlorine rooms. Due to safety precautions, chlorine containers •...

  • Page 5: Chlorine Rooms

    1.6 Chlorine rooms 1.6.2 Labelling of chlorine rooms In Germany, according to DIN 4844, the following warning signs Chlorine rooms are rooms, where a chlorine gas dosing system must be installed outside the entrance of a chlorine room: and/or chlorine containers are located. The chlorine in these rooms is under pressure.

  • Page 6: Introduction

    The responsibilities of the user: • Read this manual before operating. • Be trained by qualified Grundfos personnel in the operation of the product. • Observe the relevant regulations governing safety in the workplace and accident prevention.

  • Page 7: Type Key Vga-113 Dosing Regulator

    2.6 Type key VGA-113 dosing regulator The type key serves for the identification of the product, not for configuration purposes. Code Example VGA-113 -100 Vaccuperm Gas Advanced Dosing flow 1-25 g/h 2-40 g/h 5-100 g/h 10-250 g/h 25-500 g/h 1000 50-1000 g/h 2000 100-2000 g/h...

  • Page 8: Technical Data

    3. Technical data 3.1 General technical data 3.2 Dosing flow Accuracy ± 4 % of upper limit 1.5 - 25 g/h 0.07 - 1.3 lbs/day Permissible medium 2 - 40 g/h 0.1 - 2 lbs/day Setting range 1:20 5 - 100 g/h 0.2 - 5 lbs/day Permissible vacuum 10 - 250 g/h...
  • Page 9 ~ 260 ~ 140 ~ 92 72.5 Fig. 7 VGA-113 dosing regulator with servomotor...

  • Page 10: Electrical Data Of Servomotor

    3.5 Electrical data of servomotor 3.5.2 Servomotor with analog control (4-20 mA / 0-20 mA) 3.5.1 Servomotor with reversing potentiometer Fig. 9 Servomotor with analog control Pos. Description SR, limit switch cam min. Fig. 8 Servomotor with reversing potentiometer SL, limit switch cam max. Programming buttons Pos.

  • Page 11: Physical And Chemical Data Of Chlorine

    3.6 Physical and chemical data of chlorine 4. Design and function Under normal conditions of pressure and temperature, chlorine is 4.1 Description of the device a yellowish green gas with a pungent odour, which exists as molecule. It is not flammable, but can promote the flammability of metals, hydrocarbons, etc.

  • Page 12: Functional Principle

    4.2 Functional principle 4.2.1 Dosing regulator The dosing regulator regulates the chlorine gas flow with a valve. The flow is read at the top of the ball in the measuring glass. 4.2.2 Vacuum chlorine gas dosing system Fig. 13 Principle of a vacuum chlorine gas dosing system Injector (D) Pos.

  • Page 13: Assembly And Installation

    5. Assembly and installation 5.1 Selection of vacuum lines Warning Observe section 1. Safety instructions. The vacuum needed for the transport of chlorine gas is built up by the injector, and maintained by the vacuum lines. Rigid PVC pipes or flexible PE hoses are used as vacuum lines. The following tables show the recommended diameter of vacuum lines, depending on the line length and dosing quantity.

  • Page 14: Connecting The Dosing Regulator

    5.2 Connecting the dosing regulator 5.3 Connecting an external controller to a servomotor with analog control Warning 5.3.1 Warnings and notes for electrical connection Before connecting, make sure that the valves of all chlorine containers are closed. Warning Disconnect servomotor from mains before removing the cover.
  • Page 15 ® 5.3.4 Connecting the external controller Conex DIS-2Q Warning See section 5.3.1 Warnings and notes for electrical for warnings and notes relating to connection electrical connection. 1. Unscrew the screws of the servomotor hood, and remove the hood. 2. Establish electrical connections according to the diagram shown in fig.

  • Page 16: Connecting An External Controller To A Servomotor With Reversing Potentiometer

    ® 5.4 Connecting an external controller to a servomotor 5.4.2 Connecting the external controller Conex DIS-2Q with reversing potentiometer Warning 5.4.1 Terminal connection diagram servomotor with See section 5.3.1 Warnings and notes for electrical reversing potentiometer for warnings and notes relating to connection electrical connection.

  • Page 17: Installation Example

    5.5 Installation example 6.1.2 Checking the vacuum lines Vacuum lines are all lines between vacuum regulator and injector. 1. Close all chlorine container valves. 2. Close the rate valve. 3. Open the shut-off valve at the injection unit. 4. Open the motive water valve. 5.

  • Page 18: Chlorine Extraction

    Checking the tightness with ammonia Checking the inlet valve 1. Loosen the union nut at the overpressure connection of the Warning vacuum regulator, and remove the overpressure line. Ammonia is irritating to eyes, respiratory system and 2. Inlet valve has to be closed (No vacuum). skin.

  • Page 19: Operation

    6.2.4 Chlorine extraction 7. Operation The dosing flow is adjusted at the rate valve of the dosing Do not completely evacuate the chlorine container. regulator. In versions with optional servomotor the dosing flow Caution A residual pressure of approx. 2 bar should remain in can also be adjusted via an external controller with servomotor.

  • Page 20: Servomotor

    7.4 Servomotor 7.6 Changing the chlorine container while the system is running 7.4.1 Connecting the servomotor to the rate valve The red mark (empty indication) at the vacuum regulator shows 1. Move back the retention pin (2). that the minimum pressure of the chlorine container is reached. 2.

  • Page 21: Fault Finding

    10. Disposal This product and all its associated parts must be disposed of in an environmentally friendly manner. Use appropriate waste collection services. If this is not possible, contact the nearest Grundfos company or service workshop. Subject to alterations.
  • Page 22 FR: Déclaration de conformité UE GR: ∆ήλωση συμμόρφωσης ΕΕ Nous, Grundfos, déclarons sous notre seule responsabilité, que les Εμείς, η Grundfos, δηλώνουμε με αποκλειστικά δική μας ευθύνη ότι τα produits VGA-111, VGA-113, VGA-117, VGA-146, VGB-103, VGS-141, προϊόντα VGA-111, VGA-113, VGA-117, VGA-146, VGB-103, VGS-141, VGS-143, VGS-145, VGS-147, VGS-148, auxquels se réfère cette...
  • Page 23 Declaration of conformity EAC Установки вакуумные для дозирования газов типа Vaccuperm сертифицированы на соответствие требованиям Технических регламентов Таможенного союза: ТР ТС 004/2011 «О безопасности низковольтного оборудования»; ТР ТС 010/2011 «О безопасности машин и оборудования»; ТР ТС 020/2011 «Электромагнитная совместимость технических средств». Сертификат...
  • Page 25 Phone: +852-27861706 / 27861741 Telefax: +47-22 32 21 50 Telefax: +852-27858664 Turkey Canada Poland GRUNDFOS POMPA San. ve Tic. Ltd. Sti. GRUNDFOS Canada Inc. Hungary GRUNDFOS Pompy Sp. z o.o. Gebze Organize Sanayi Bölgesi 2941 Brighton Road GRUNDFOS Hungária Kft.
  • Page 26 98028175 0516 ECM: 1184568 www.grundfos.com...

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