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185 change-over device
Installation and operating instructions
185 Change-over device
Installation and operating instructions
Other languages
http://net.grundfos.com/qr/i/QR96681317
GRUNDFOS INSTRUCTIONS
Handling chlorine
Installation and operating instructions
(all available languages)
http://net.grundfos.com/qr/i/96681297
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Table of Contents
Summary of Contents for Grundfos 185
- Page 1 GRUNDFOS INSTRUCTIONS 185 change-over device Installation and operating instructions 185 Change-over device Handling chlorine Installation and operating instructions Installation and operating instructions Other languages (all available languages) http://net.grundfos.com/qr/i/QR96681317 http://net.grundfos.com/qr/i/96681297...
- Page 3 185 change-over device English (GB) Installation and operating instructions ............4 Declaration of conformity .
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Page 4: Table Of Contents
• Action to avoid the hazard. Starting up the 185 change-over device ... . 11 1.2 Notes Operation ......12 The symbols and notes below may appear in Grundfos installation Control cabinet . -
Page 5: Purpose Of This Manual
Grundfos chlorine gas dosing systems for water treatment, strictly complying with the instructions in this manual. The 185 change-over device is intended for use with chlorine gas or liquid chlorine. The allowed medium is specified on the nameplate. -
Page 6: Installation Example
VGA-148 vacuum regulator VGS-145 chlorine gas dosing system 2.3 Operating principle If one of the gas container batteries connected to the 185 change- over device becomes empty, the contact manometer triggers the change-over process. The respective motor valve closes the connection to the empty container battery automatically. -
Page 7: Identification
2.4 Identification 2.4.2 Type key 2.4.1 Nameplate Type 185-1-C-200/W15,W15/Y/1/H2,1-G,C3 Change-over device Grundfos Water Treatment GmbH – Reetzstr. 85 – D-76327 Pfinztal UK importer: Grundfos Pumps ltd. Grovebury Road Buzzard. LU7 4TL 2a/b Bypass 185-1-C-200/W15,W15/N/1/G1,EN,1-G 3a/b PN: 96711167 SN: 00000048 4a/b... -
Page 8: Delivery And Handling
‐ All connections must be free from mechanical stress. ‐ Handle with care, do not throw. 3.1 Handling 185-1 Observe when transporting or storing the device: • Always store the device in a cool, dry place. • All connections must be tightly sealed during transport and storage. - Page 9 4.3.1 Setting up the electrical connections Wiring diagram for Aris servomotor Pos. Description Power supply Contact manometer Failure The contact is open, if the pressure is above the contact manometer setting (normal operation). 18, 19 The contact closes, if the pressure remains below the contact manometer setting for more than 40 seconds (failure). The contact is open in case of power failure.
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Page 10: Startup
5. Open the container valves of battery 1, until the contact The 185 change-over unit is a component of a gas dosing system. manometer of the 185 change-over device shows a pressure of See the installation example. -
Page 11: Starting Up The 185 Change-Over Device
Do not let liquid ammonia get into contact with any parts of the system. 5.3 Starting up the 185 change-over device The 185 change-over device is always part of a gas dosing system. The other components of the system determine the course of startup. -
Page 12: Operation
Off: "0" Automatic operation: "auto" Green lamp: Lights up when the valve of container battery 1 is completely opened. Control elements of the 185 change-over device Red lamp: Lights up when the valve of Pos. Description container battery 1 is completely closed. -
Page 13: Emergency Operation
The contact manometer is • Replace the contact In this example, the servomotor (5) is damaged. defective. manometer. 1. Unscrew the damaged servomotor (5) from the 185-1 change- Operation mode switch (S3) is • Set operation mode switch over device. set to "man". -
Page 14: Maintenance
Check the tightness of the whole system before recommissioning. Observe the manuals of the system and all other components. 8.1 Maintenance schedule 185-1 change-over device WARNING Toxic material Death or serious personal injury ‐ If the ball valves are defective, they must be replaced immediately for safety reasons. -
Page 15: Technical Data
10.1.5 Weight • Motor valve of container battery 1 open • Motor valve of container battery 2 open Model Weight • Indication for manual mode 185-1 20 kg Contact outputs • Indication for automatic mode 185-2 30 kg Max. load: •... -
Page 16: Dimensions
10.3.2 185-2 change-over device sound way. 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop. The crossed-out wheelie bin symbol on a product means that it must be disposed of separately from household waste. - Page 17 • RoHS Directives (2011/65/EU and 2015/863/EU). Standard used: EN IEC 63000:2018. This EU declaration of conformity is only valid when published as part of the Grundfos installation and operating instructions (publication number 96681317). Pfinztal, 15 January 2021 Werner Baumann Lead Product Development Engineer...
- Page 18 RoHS Directives (2011/65/EU and 2015/863/EU). Standard used: EN IEC 63000:2018. This UK declaration of conformity is only valid when accompanying Grundfos instructions. Optional element if chosen to fulfil the importer marking requirement: UK Importer: Grundfos Pumps ltd. Grovebury Road, Leighton Buzzard, LU7 4TL.
- Page 19 Tel.: +852-27861706 / 27861741 N-1011 Oslo Turkey Fax: +1-905 829 9512 Fax: +852-27858664 Tel.: +47-22 90 47 00 GRUNDFOS POMPA San. ve Tic. Ltd. Sti. Fax: +47-22 32 21 50 Gebze Organize Sanayi Bölgesi China Hungary Ihsan dede Caddesi Poland GRUNDFOS Pumps (Shanghai) Co.
- Page 20 Revision Info Last revised on 14.01.2019...
- Page 21 96681317 01.2021 ECM: 1292846...
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