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Summary of Contents for GESTRA CW 44
- Page 1 Gestramat Cooling-Water Control Valve CW 44 CW 44k Original Installation Instructions 819615-00 E n g l i s h...
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Page 2: Table Of Contents
Table of contents Foreword ............................3 Availability ............................3 Formatting features in the document ...................... 3 Formatting features for warnings in the document................... 3 Formatting features for warnings of property damages ................3 Safety ..............................4 Usage for the intended purpose ......................4 Basic safety notes .......................... -
Page 3: Foreword
Different types of information in the Installation & valve models: Operating Manual are formatted in different ways. This helps you to distinguish easily between the ◗ CW 44 following types of information: ◗ CW 44k Normal text These valves are referred to below simply as Cross references equipment. -
Page 4: Safety
◗ Connecting pipes. to maintain a constant return temperature: ◗ If the admissible pressure and temperature ◗ CW 44 ratings are exceeded, the equipment may be destroyed causing hot or pressurised fluid to ◗ CW 44k escape. -
Page 5: Personnel Qualifications
"Manufacturer's Declaration" section) and can be ◗ Work on pressure equipment used for the following fluids: ◗ Producing connections on pipes CW 44 ◗ Work with hazardous (hot or pressurised) fluids ◗ Fluid group 2 ◗ All information in this Installation & Operating... -
Page 6: Product Package And Description Of Equipment
The equipment can be supplied with the following ◗ n-thermostat for an outlet temperature types of connection: from -2 to 106 °C (CW 44) ◗ Screwed end ◗ k-thermostat for an outlet temperature from -32 to 71 °C (CW 44k) -
Page 7: Task And Function
Task and function Storing and transporting the equipment Task Cooling-water control valves are directly actuated proportional controllers. They are used to maintain Attention! a constant return temperature in a cooling-water or Storing or transporting the equipment cooling-solution return. The return temperature can incorrectly can damage it. -
Page 8: Installing, Connecting And Dismantling The Equipment
Installing, connecting and Connecting the equipment dismantling the equipment Installation with a horizontal direction of flow and the cover facing down ensures optimum function. ◗ Install the equipment in the cooling-water return DANGER as close as possible to the heat exchanger. Risk of severe injury or death due to burns ◗... -
Page 9: Operation
Operation Adjustment You can adjust the equipment using a size 5 Allen ➢ Remove the plastic plugs from the adjustment units. Adjusting the bleed flow ➢ Adjust the bleed flow on the adjustment unit (6). Turning it anti-clockwise increases the bleed flow. -
Page 10: Servicing The Equipment
Servicing the equipment Removing the equipment The equipment does not require any particular ➢ Drain the pipes. maintenance work. You must remove the equipment ➢ Shut off the supply lines to the equipment. prior to any cleaning or repair work. ➢... -
Page 11: Technical Data
95 mm Technical data Dimensions and weights ◗ CW 44, CW 44k Weights Nominal size G 3/8 G 1/2 G 3/4 Weight [kg] Temperature & pressure ratings Pressure p [barg] Temperature T [°C] 120 (CW 44) 85 (CW 44k) Maximum differential pressure ∆PMX [bar]... -
Page 12: Manufacturer's Declaration
You can find our authorised agents around the world at: www.gestra.com GESTRA AG Münchener Strasse 77 28215 Bremen Germany Tel. +49 421 3503-0 +49 421 3503-393 E-mail info@de.gestra.com www.gestra.com 819615-00/10-2017cm (808968-00) · GESTRA AG · Bremen · Printed in Germany...
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