Samson BR 31a DAP Скачать руководство пользователя страница 18

 

 
 

 

18 of 18 

Specifications subject to change without notice 

Edition: August 2017

 

Maintenance  EB 31a-01_EN 

 

7.  Storage instructions 

lf the actuators are not for immediate use, the following 
measures must be taken: 

• 

Store them in dry environment at normal ambient 

 

temperature. 

• 

We recommend to leave the actuators in their original 

 

packaging. 

• 

Do not remove the plastics plugs on the air supply ports 2 

 

and 4. 

 

 

8.  Customer inquiries 

(please specify the following details) 

 

Type of actuator: 

BR31a  Typ DAP oder  Typ SRP 

Size: 

15, 30, 60, 100, 150, 220, 300, 450,

 

600, 900, 1200, 2000, 3000, 4000,

 

5000 oder 10000 

Number of springs: 

only with single-acting Type SRP 

Fail-safe position: 

Clockwise or counterclockise rotation 

 

of springs (only with single-acting 

 

Type SRP) 

Supply pressure: 

.... bar 

Operating range: 

Number of springs or nominal signal 

 

range 

VDI/VDE bracket: 

To mount positioner or indicating 

 

devices 

 

 

P

DF

=1

6

6

 

Содержание BR 31a DAP

Страница 1: ...on Actuators Before operating the unit please read this manual thoroughly and retain it for future reference Technical specifications as a result of further development of valves mentioned in these in...

Страница 2: ...5 15 0 180 5 15 Article number variable 15 Pfeiffer article number Version acc to EN fixed depending on actuator size Example F07 Y D 17 16 Flange F07 17 Spigot Y 18 Diagonal square drive D 19 Square...

Страница 3: ...acting and single acting actuators the operating pressure range is 2 5 bar 36 psi to 10 bar 145 psi 4 5 Operating temperatures Standard actuator from 40 C 40 F to 80 C 176 F Low temperature version S...

Страница 4: ...n the counterclockwise direction In case of pressure loss at port 2 the shaft turns clockwise to the start position CLOSED SRP only The actuator is delivered in the start position Note If mounted diag...

Страница 5: ...p end of the shaft are easily accessible for possible manual operation of the actuator Before mounting the actuator onto the valve make sure that the actuator is correctly aligned based on the directi...

Страница 6: ...embly refer to section 6 maintenance and assembly instructions Move the actuator to the fail safe position to release the spring compression Remove the screws 24 see Fig 15 Pull the position indicator...

Страница 7: ...maintenance are available to replace all seals and bearings Maintenance may be necessary between 500 000 and 1 000 000 cycles depending on the operating and or environmental conditions 6 1 Fourth gen...

Страница 8: ...ton back Nylon 46 20 1 Shaft seal bottom NBR 6 1 Shaft bearing bushing top PA 46 21 1 Shaft seal top NBR 7 1 Shaft bearing bushing bottom PA 46 22 1 Right end cap GD AlSi8 5Cu3 5Fe 8 2 Thrust bearing...

Страница 9: ...adjusting screws actuator versions manufactured from 2006 see Fig 17 Remove lock nuts 3 together with washers 4 Remove O rings 11 and renew them when replacing spare parts Unthread both adjusting scre...

Страница 10: ...arings 6 and 7 as well as top and bottom shaft seals 20 and 21 Renew the bearing bushings 6 and 7 internal and external thrust bearing 8 as well as the seals 20 and 21 when replacing all the spare par...

Страница 11: ...ther clamp the top end of the shaft in a vise or hold the shaft stationary with the corresponding counterpart and place the housing 29 in a horizontal position see Fig 23 Make sure that the cam 1 is i...

Страница 12: ...4 and O rings 11 Screw the adjusting screws 2 into the housing Mounting the adjusting screws actuator versions manufactured from 2006 see Fig 30 Both adjusting screws 2 must be screwed into the housin...

Страница 13: ...ted see Fig 32 Open the spring clip 18 using a suitable pair of pliers Note Make sure that the spring clip is not stretched too far Use a tool e g screwdriver to lift the cam up slightly O ring replac...

Страница 14: ...piston see Fig 36 After removing the end caps hold the housing 1 stationary possibly in a vise and turn the shafts until the the pistons on both sides are released Remove both the pistons on both side...

Страница 15: ...ng piston back PA 4 6 15 2 Bearing piston head PA 4 6 6 1 Shaft bearing bushing top PA 4 6 16 2 O ring piston Buna N 7 1 Shaft bearing bushing bottom PA 4 6 17 12 Spring cartridge 54 Si Cr6 8 1 Thrust...

Страница 16: ...he bearing bushing 7 stationary while pressing in the shaft 4 We recommend clamping the tool into a vise as shown in Fig 43 After mounting the shaft place the thrust washer 19 on the top shaft end Mou...

Страница 17: ...compression springs 17 specified in Fig 46 and according to the pattern shown in Fig 46 Fit on the end caps 3 and check to ensure that the gaskets 14 are seated properly Insert the screws 13 without...

Страница 18: ...remove the plastics plugs on the air supply ports 2 and 4 8 Customer inquiries please specify the following details Type of actuator BR31a Typ DAP oder Typ SRP Size 15 30 60 100 150 220 300 450 600 9...

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