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Fisher

 6060 WhisperTube Modal Attenuator

Contents

Introduction

1

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Scope of Manual

1

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Description

1

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Specifications

3

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Educational Services

3

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Installation

4

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Maintenance

5

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Disassembly

5

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Assembly

5

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Parts Ordering

7

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Parts List

7

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Introduction

Scope of Manual

This instruction manual provides installation,
maintenance, and parts ordering information for the
NPS 2 through 12 Fisher WhisperTube modal
attenuator.

Description

The WhisperTube is a passive reactive silencer
designed for installation downstream of the control
valve or other equipment contributing to system
noise. Requiring negligible pressure drop across the
device, the WhisperTube achieves system noise
reduction across a wide range of fluid flow rates,
pressures and temperatures.

Figure 1. Fisher 6060 WhisperTube

X1815

Fisher NPS2 CL600 WHISPERTUBE

X1820

Fisher NPS8 CL600 WHISPERTUBE

Do not install, operate, or maintain a 6060 WhisperTube without being fully trained and qualified in
valve, actuator, and accessory installation, operation, and maintenance. 

To avoid personal injury or

property damage, it is important to carefully read, understand, and follow all the contents of this
manual, including all safety cautions and warnings.

 If you have any questions about these instructions,

contact your 

Emerson sales office

 before proceeding.

Instruction Manual

D104707X012

WhisperTube

August 2021

Содержание Fisher 6060

Страница 1: ...oise Requiring negligible pressure drop across the device the WhisperTube achieves system noise reduction across a wide range of fluid flow rates pressures and temperatures Figure 1 Fisher 6060 WhisperTube X1815 Fisher NPS2 CL600 WHISPERTUBE X1820 Fisher NPS8 CL600 WHISPERTUBE Do not install operate or maintain a 6060 WhisperTube without being fully trained and qualified in valve actuator and acce...

Страница 2: ...ry is designed in accordance with ASME Boiler and Pressure Vessel Code Section VIII Division 2 1 The pressure temperature limits in this manual and any applicable standard limitations should not be exceeded Table 2 Construction Materials PART MATERIAL TEMPERATURE LIMITS _C _F Body WCC LCC 1 46 to 427 50 to 800 Retainer 2 LF2 46 to 427 50 to 800 Retainer Gasket 2 Laminated Graphite 254 to 427 425 t...

Страница 3: ...0 224 492 600 246 542 8 150 464 1020 1 2 13 UNC 2 300 500 1100 600 614 1350 10 150 750 1650 5 8 11 UNC 2 300 811 1785 600 966 2125 12 150 1025 2255 3 4 10 UNC 2 300 1109 2440 600 1264 2780 Specifications Specifications for the WhisperTube Model Attenuator are listed in tables 1 2 and 3 Educational Services For information on available courses for Fisher WhisperTube as well as a variety of other pr...

Страница 4: ...allation of hoist rings or lifting eye bolts and are sized for lifting the 6060 only Do not use lifting provisions to lift the WhisperTube if piping or other equipment is attached 1 If the WhisperTube will be placed in storage prior to installation protect the flanges and keep the inside of the body dry and clear of foreign material 2 Install a three valve bypass around the 6060 assembly if contin...

Страница 5: ... and internal surfaces of the WhisperTube body key 1 and replace damaged components as necessary Visually inspect the flange serrated surfaces for any damage that may prevent proper sealing Follow steps 6 9 for the two piece body construction NPS 8 12 6 Set the WhisperTube in a vertical position with one flange resting on a clean soft surface Use caution to protect the flange serrated surfaces Sep...

Страница 6: ...Lower the outlet body half over the screen Ensure the drain pipe plugs and the threaded lifting lugs are aligned and located on the same side of the body in both the inlet and outlet halves 19 Apply anti seize lubricant compound to the face and threads of the hex nuts and to the threads of the studs Install the nuts and studs Use an appropriate torque device to apply the final torque specification...

Страница 7: ...he performance of the valve and could cause personal injury and property damage Parts List Note Contact your Emerson sales office for Part Ordering information Key Description 1 Body If a WhisperTube body is needed as a replacement part order by size pressure class serial number and desired material 2 Pipe Plug 3 Screen 4 Wave Spring 5 Nameplate not shown 6 Drive Screw not shown 7 NACE Tag not sho...

Страница 8: ...isperTube August 2021 8 Figure 2 Fisher WhisperTube Cross Sectional View NPS 2 through 6 GH13406 KEY NUMBERS NOT SHOWN ARE 5 6 AND 7 Figure 3 Fisher WhisperTube Exploded View NPS 2 through 6 GG75242 KEY NUMBERS NOT SHOWN ARE 5 6 AND 7 ...

Страница 9: ...st 2021 9 Figure 4 Fisher WhisperTube Cross Sectional View NPS 8 through 12 GH12856 KEY NUMBERS NOT SHOWN ARE 5 6 7 AND 17 APPLY LUB Figure 5 Fisher WhisperTube Exploded View NPS 8 through 12 GG75270 APPLY LUB KEY NUMBERS NOT SHOWN ARE 5 6 7 AND 17 ...

Страница 10: ...Instruction Manual D104707X012 WhisperTube August 2021 10 ...

Страница 11: ...Instruction Manual D104707X012 WhisperTube August 2021 11 ...

Страница 12: ...which are available upon request We reserve the right to modify or improve the designs or specifications of such products at any time without notice E 2021 Fisher Controls International LLC All rights reserved Fisher is a mark owned by one of the companies in the Emerson Automation Solutions business unit of Emerson Electric Co Emerson Automation Solutions Emerson and the Emerson logo are trademar...

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