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Samson 3276-D, Mounting And Operating Instructions

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Samson 3276-D Mounting And Operating Instructions Download Page 18

3-4  

EB 8318 EN

Design and principle of operation

F

F

40

962

961

600

947 960

940 941

942

948

952

963

964

956

Legend

40

Housing with yoke

600

Handwheel

940 Handwheel housing
941 Drive (handwheel)
942 Drive nut
947 Bearing bushing (handwheel)
948 Lever arm
949 Drive pin (lever arm)
952 Pivot pin (lever arm)
955 Clamping bolt
956

Bolt

957 Bushing for pivot pin (lever arm)
960

Bearing

961 Stop bolt (side-mounted handwheel)
962 Stop nut (side-mounted handwheel)
963

Nut

964

Washer

969

Ball

970

Spring

969

970

955

F-F

952

949

957

Fig. 3-3: 

Type 3276-D Actuator with side-mounted handwheel (actuator stem retracts)

Summary of Contents for 3276-D

Page 1: ...Translation of original instructions EB 8318 EN Edition August 2021 Type 3276 Pneumatic Actuator Actuator area 258 387 645 and 1032 cm Type 3276 D Pneumatic Actuator Type 3276 R Pneumatic Actuator...

Page 2: ...st you in mounting and operating the device safely The instructions are binding for handling SAMSON devices The images shown in these instructions are for illustration purposes only The actual product...

Page 3: ...vered goods 4 1 4 2 Removing the packaging from the actuator 4 1 4 3 Transporting and lifting the actuator 4 1 4 3 1 Transporting the actuator 4 2 4 3 2 Lifting the actuator 4 2 4 4 Storing the actuat...

Page 4: ...eplacing the gaskets Type 3276 R fail close only 8 5 8 5 Ordering spare parts and operating supplies 8 8 9 Decommissioning 9 1 10 Removal 10 1 10 1 Removing the actuator from the valve 10 2 10 2 Relie...

Page 5: ...to the technical data and nameplate for limits and fields of application as well as possible uses Reasonably foreseeable misuse The actuator is not suitable for the following applications Use outside...

Page 6: ...nds upon the air supply failure It pushes the plug or piston stem of the mounted globe valve downward The fail safe action of SAMSON actuators is specified on the actuator nameplate Warning against re...

Page 7: ...cified in Clause 6 4 of EN 60079 14 VDE 0165 1 Referenced documentation The following documents apply in addition to these mounting and operating instructions Mounting and operating instructions for t...

Page 8: ...g spring compression See Relieving the spring compression in the actuator in the Removal section Risk of personal injury when the actuator vents The actuator is operated with air As a result air is v...

Page 9: ...illegible in some other way As a result hazards may go unnoticed and the necessary instructions not followed There is a risk of personal injury Keep all relevant markings and inscriptions on the devic...

Page 10: ...and measures NOTICE Risk of actuator damage due to the use of unsuitable lubricants The lubricants to be used depend on the actuator material Unsuitable lubricants may corrode and damage surfaces Only...

Page 11: ...alve The lifting eyelets eyebolts and the swivel hoist must not be used to vertically lift the entire control valve assembly Warning to indicate that the spring in the actuator is preloaded Actuators...

Page 12: ...1 8 EB 8318 EN...

Page 13: ...e in psi 8 Bench range in bar 9 Thread between actuator stem and valve stem 10 Connecting thread 11 Permissible supply pressure pmax in psi 12 Permissible supply pressure pmax in bar 13 Operating trav...

Page 14: ...2 2 EB 8318 EN...

Page 15: ...of action There are two versions of the Type 3276 Actuator which have different direction of action The direction of action is determined by the actuator design Version D direct acting actuator stem...

Page 16: ...Diaphragm holder 904 Spring plate 906 Spring adjuster 907 Stem connector 911 Diaphragm 914 Screw to fasten diaphragm base and cover 915 Screw bottom diaphragm case 916 Bolt diaphragm case 917 Nut dia...

Page 17: ...3 Design and principle of operation 907 1031 982 1034 916 917 911 901 915 595 904 61 906 927 40 914 902 942 600 941 940 1030 850 A A Fig 3 2 Type 3276 D Actuator with top mounted handwheel actuator s...

Page 18: ...3 4 EB 8318 EN Design and principle of operation F F 40 962 961 600 947 960 940 941 942 948 952 963 964 956 Fig 3 3 Type 3276 D Actuator with side mounted handwheel actuator stem retracts...

Page 19: ...wheel 942 Drive nut 947 Bearing bushing handwheel 948 Lever arm 949 Drive pin lever arm 952 Pivot pin lever arm 955 Clamping bolt 956 Bolt 957 Bushing for pivot pin lever arm 960 Bearing 961 Stop bolt...

Page 20: ...case 901 Diaphragm plate 902 Diaphragm holder 903 Bushing 904 Spring plate 905 Yoke flange 906 Spring adjuster 907 Stem connector 911 Actuator diaphragm 915 Screw bottom diaphragm case 916 Bolt diaph...

Page 21: ...operation A B B A 600 825 942 557 770 824 352 940 941 850 901 916 917 900 911 902 595 904 906 61 40 927 907 1030 1029 1027 926 915 915 923 905 924 925 918 903 Fig 3 5 Type 3276 R Actuator with top mo...

Page 22: ...ontrol signal fails the spring moves the ac tuator stem upward and opens the globe valve The valve closes when the signal pres sure is increased enough to overcome the spring force 3 3 Versions The ve...

Page 23: ...EB 8318 EN 3 9 Design and principle of operation...

Page 24: ...ata for Type 3276 Type 3276 Version D Version R Maximum permissible signal pressure 80 psi 5 5 bar Actuator area 258 cm 387 cm 645 cm 1032 cm No of springs 1 Permissible temperatures 40 to 120 C 1 1 T...

Page 25: ...0 4 to 2 47088 1 41380 1 35673 1 0 2 to 1 53509 1 51369 1 49942 1 48515 1 46375 1 0 4 to 2 49228 1 45661 1 42807 1 39953 1 35673 1 Type 3276 R 258 0 2 to 1 535 0 4 to 2 1070 1 4 to 2 8 3567 387 0 2 t...

Page 26: ...133 Pneumatic connection NPT a std a2 1 1 Dimen sions mm General D 254 292 384 384 457 457 H 380 434 705 690 709 864 Handwheel top Dht 250 250 500 500 500 500 Hht 169 169 388 283 283 402 Side mounted...

Page 27: ...n and principle of operation D H a a H hs H Dhs D hs H ht H Dht a Type 3276 D without hand wheel Type 3276 D with top mounted handwheel Type 3276 D with side mounted handwheel Fig 3 6 Dimensional draw...

Page 28: ...9 93 126 144 Pneumatic connection NPT a std a2 1 1 Dimen sions mm General D 254 292 384 384 457 457 H 405 447 691 677 809 931 Handwheel top Dht 250 250 500 500 500 500 Hht 231 231 389 283 405 569 Side...

Page 29: ...gn and principle of operation a D H H ht H Dht a a D H D hs H hs Type 3276 R without hand wheel Type 3276 R with top mounted handwheel Type 3276 R with side mounted handwheel Fig 3 7 Dimensional drawi...

Page 30: ...3 16 EB 8318 EN Design and principle of operation H S DS t b Db1 Db2 Db3 4 5 4 5 N x Schraube Actuator stem retracted Fig 3 8 Dimensional drawing of housing connections...

Page 31: ...tuator Observe the following sequence Do not open or remove the packaging until immediately before mounting the actuator Leave the actuator in its transport con tainer or on the pallet to transport it...

Page 32: ...e pallet to transport it Observe the transport instructions Transport instructions Protect the actuator against external in fluences e g impact Do not damage the corrosion protection paint surface coa...

Page 33: ...lation section 6 Remove slings after mounting Fig 4 1 Lifting points on the actuator b Lifting the entire control valve assembly See Fig 4 2 and Fig 4 3 In order to lift an entire control valve assem...

Page 34: ...g impact Secure the actuator in the stored position against slipping or tipping over Do not damage the corrosion protection paint surface coatings Repair any damage immediately Protect the actuator a...

Page 35: ...EB 8318 EN 4 5 Shipment and on site transport Our after sales service can provide more de tailed storage instructions on request Tip...

Page 36: ...4 6 EB 8318 EN...

Page 37: ...mounted on the valve or the valve and actuator are delivered separately When delivered separately the valve and actuator must be assembled together on site Proceed as follows to mount the actuator an...

Page 38: ...e connection on the bottom dia phragm case 900 to retract the actuator stem 2 Screw the vent plug into the exhaust port 5 2 2 Setting the actuator The bench range is set before mounting the actuator o...

Page 39: ...un terclockwise slightly Continue as de scribed in step 2 5 To check the upper signal pressure range value continue to raise the supply pres sure applied to the diaphragm chamber Risk of actuator dama...

Page 40: ...travel indicator scale 927 b Version R 1 Close the valve by firmly pushing the plug together with the plug stem down 2 Thread the lock nut and travel indicator 921 downward on the plug stem of the va...

Page 41: ...the spring com pression in the actuator in the Removal section Risk of personal injury through incorrect operation use or installation as a result of incorrect information on the actuator After any a...

Page 42: ...rned to the lowest position see Fig 3 5 in the Design and principle of oper ation section 6 2 2 Neutral position of side mounted handwheel Version D The handwheel is in the neutral position when the d...

Page 43: ...actuator stem release any stored energy in the actuator e g spring compression See Relieving the spring com pression in the actuator in the Removal section Insufficient signal pres sure Check the sign...

Page 44: ...7 2 EB 8318 EN Malfunctions 7 2 Emergency action Plant operators are responsible for emergen cy action to be taken in the plant...

Page 45: ...g protection when working near the actuator Crush hazard arising from the moving actuator stem Do not insert hands or finger into the yoke while the air supply is connected to the actuator Before work...

Page 46: ...testing Depending on the operating conditions check the actuator at certain intervals to pre vent possible failure before it can occur Plant operators are responsible for drawing up an inspection and...

Page 47: ...ake sure that the actuator stem is not damaged 5 Unscrew the screw 914 from the actua tor stem 61 6 Remove silicone and take the diaphragm holder 902 diaphragm 911 and dia phragm plate 901 off the act...

Page 48: ...d renew the dia phragm 10 Insert the actuator stem 61 into the bot tom diaphragm case 900 11 Mount the bushing 903 including the O rings 924 925 and the retaining ring 918 12 Place the parts on the ac...

Page 49: ...24 925 and the retaining ring 918 16 Place the parts on the actuator stem in the specified order Diaphragm holder 902 with silicone New diaphragm 911 Diaphragm plate 901 17 Use the screw 914 to fasten...

Page 50: ...on the screws 915 Apply silicone to the screws and insert them into the bottom diaphragm case 900 and housing 40 Tighten the screws 915 in a crisscross pattern Ob serve tightening torques 14 Unscrew...

Page 51: ...t of the bottom diaphragm case 900 10 Firmly clamp the actuator stem 61 in the area above the thread for the spring adjuster into a vise using protective jaws Make sure that the actuator stem is not d...

Page 52: ...e spring adjuster 906 onto the actuator stem 61 and into the actuator housing 40 to the point at which it rests on the spring plate 904 The spring adjuster 906 takes on a dual function It guides the s...

Page 53: ...ator is operated with air As a result air is vented during operation Wear eye and hearing protection when working near the actuator Crush hazard arising from the moving actuator stem Do not insert han...

Page 54: ...9 2 EB 8318 EN...

Page 55: ...or is operated with air As a result air is vented during operation Wear eye and hearing protection when working near the actuator Crush hazard arising from the moving actuator stem Do not touch the ac...

Page 56: ...transport section 10 2 Relieving the spring com pression in the actuator To relieve the compression of the springs in the actuator proceed as follows Completely unscrew the spring adjuster 906 on the...

Page 57: ...ort After sales Service 2 Send an e mail u retouren samsongroup com to regis ter the return shipment including the fol lowing information Type Article number Configuration ID Original order Completed...

Page 58: ...11 2 EB 8318 EN...

Page 59: ...EB 8318 EN 12 1 Disposal 12 Disposal Observe local national and internation al refuse regulations Do not dispose of components lubricants and hazardous substances together with your household waste...

Page 60: ...12 2 EB 8318 EN...

Page 61: ...cover 1 GR 8 8 M12 49 31 98 61 915 Screw bottom diaphragm case 6 GR 8 8 M8 14 50 28 99 916 Bolt diaphragm case 10 GR 18 8 M8 14 02 18 23 954 Pin threaded bushing 2 A479 T410 M14 50 54 955 Clamping bo...

Page 62: ...hreaded pin 4 GR 8 8 M16 118 58 237 15 908 Stem connector screw 2 GR 8 8 M10 30 23 60 46 914 Screw to fasten diaphragm base and cover 1 GR 8 8 M20 231 59 463 18 915 Screw bottom diaphragm case 6 GR 8...

Page 63: ...Nm Target value max value Without handwheel With top mounted handwheel With side mounted handwheel 365 Threaded pin 4 GR 8 8 M16 118 58 237 15 908 Stem connector screw 2 GR 8 8 M10 30 23 60 46 914 Sc...

Page 64: ...GR 18 8 M10 29 24 38 01 Table 13 4 390D version Item Designation Qty Material Thread Tightening torque in Nm Target value max value Without handwheel With top mounted handwheel With side mounted hand...

Page 65: ...ounted handwheel 961 Stop bolt 2 GR 8 8 M12 49 31 98 61 965 Threaded pin handwheel housing 1 GR 8 8 M6 6 06 12 13 966 Spacer bolt lever arm 1 GR 8 8 M12 49 31 98 61 971 Housing bolt side mounted handw...

Page 66: ...rew bottom diaphragm case 6 GR 8 8 M8 14 50 28 99 916 Bolt diaphragm case 10 GR 18 8 M8 14 02 18 23 GR 8 8 14 50 18 84 954 Pin threaded bushing 2 A479 T410 M14 50 54 955 Clamping bolt 1 F 114 7 8 152...

Page 67: ...side mounted handwheel 365 Threaded pin 4 GR 8 8 M16 118 58 237 15 908 Stem connector screw 2 GR 8 8 M10 30 23 60 46 914 Screw to fasten diaphragm base and cover 1 GR 8 8 M20 231 59 463 18 231 59 463...

Page 68: ...4 38 01 9 68 12 59 Table 13 7 380R version Item Designation Qty Material Thread Tightening torque in Nm Target value max value Without handwheel With top mounted handwheel With side mounted handwheel...

Page 69: ...M12 49 31 98 61 987 Stem connector screw 4 GR 8 8 M8 231 59 463 18 1029 Bolt housing 6 GR 8 8 M12 49 31 98 61 1951 Ring bolt 2 GR 18 8 M10 29 24 38 01 Table 13 8 390R version Item Designation Qty Mat...

Page 70: ...F 114 7 8 152 14 304 27 956 Bolt 4 F 112 M12 15 90 31 80 961 Stop bolt 2 GR 8 8 M12 49 31 98 61 965 Threaded pin handwheel housing 1 GR 8 8 M6 6 06 12 13 966 Spacer bolt lever arm 1 GR 8 8 M12 49 31...

Page 71: ...base and cover 915 Screw bottom diaphragm case 916 Bolt diaphragm case 917 Nut diaphragm case 918 Retaining ring bushing 919 Travel indicator nut 920 Screw travel indicator 921 Travel indicator 922 V...

Page 72: ...d hand wheel 1007 Spacer yoke 1027 Anti rotation fixture 1029 Housing bolt top mounted handwheel 1030 Housing nut top mounted handwheel 1031 Housing washer top mounted hand wheel 1032 Sleeve washer to...

Page 73: ...EB 8318 EN 13 13 Annex 919 921 909 907 920 927 906 904 61 917 900 915 595 901 911 902 914 40 1331 916 1032 1033 940 1034 1330 916 942 850 600 770 506 770 941 850 Type 3276 D Actuator...

Page 74: ...13 14 EB 8318 EN Annex 947 942 956 961 907 940 948 941 949 600 Version with side mounted handwheel...

Page 75: ...13 15 Annex 919 921 909 907 920 927 906 40 61 917 905 924 903 925 918 902 900 926 915 901 595 904 923 352 916 911 850 914 916 850 911 1029 941 770 600 557 942 825 836 506 1030 1031 940 1027 Type 3276...

Page 76: ...iaries The addresses of SAMSON AG its subsid iaries representatives and service facilities worldwide can be found on our website www samsongroup com or in all SAMSON product catalogs Required specifi...

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Page 80: ...2022 01 04 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samsongroup com www samsongroup com EB 8318 EN...

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