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Samson 44-6 B, Mounting And Operating Instructions, Page: 29 / 66

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Samson 44-6 B Mounting And Operating Instructions Download Page 29

EB 2626-2 EN 

 5-3

Installation

Table 5-1: 

Inlet and outlet lengths

DN

min.

a x DN

min.

b x DN

a

Inlet length

b

Outlet length

State of process 

medium

Valve conditions

Inlet length a

Outlet length b

Gas

Ma ≤ 0.3

2

4

Vapors

 1)

Ma ≤ 0.3

2

4

Liquid

Free of cavitation/w < 3 

m

/

s

2

4

Cavitation producing noise/w ≤ 3 

m

/

s

2

4

1) 

No saturated steam

Summary of Contents for 44-6 B

Page 1: ...slation of original instructions EB 2626 2 EN Type 44 6 B Pressure Regulator Self operated Pressure Regulators Edition January 2021 Red brass body with screwed ends Stainless steel body with screwed e...

Page 2: ...estions about these instructions contact SAMSON s After sales Service aftersalesservice samsongroup com The mounting and operating instructions for the devices are included in the scope of delivery Th...

Page 3: ...ackaging from the regulator 4 1 4 3 Transporting and lifting the regulator 4 1 4 4 Storing the regulator 4 2 5 Installation 5 1 5 1 Installation conditions 5 1 5 2 Preparation for installation 5 2 5 3...

Page 4: ...3 3 Replacing the set point spring 9 6 9 4 Ordering spare parts and operating supplies 9 6 10 Decommissioning 10 1 11 Removal 11 1 11 1 Removing the regulator from the pipeline 11 1 11 2 Removing the...

Page 5: ...uses Reasonably foreseeable misuse The regulators are not suitable for the following applications Use outside the limits defined during sizing and by the technical data Use outside the limits defined...

Page 6: ...zards that could be caused in the regulator by the process medium the operating pressure or by moving parts by taking appropriate precautions Plant operators and operat ing personnel must observe all...

Page 7: ...onformity assessment procedure This EU declaration of conformity is included in the Certificates section According to the ignition risk assessment performed in accordance with EN 13463 1 2009 section...

Page 8: ...ulation If a SAMSON device contains a substance which is listed as being a substance of very high concern on the candidate list of the REACH regulation this circumstance is indi cated on the SAMSON de...

Page 9: ...loves Risk of hearing loss or deafness due to loud noise The noise emissions depend on the valve version plant facilities and process medium Wear hearing protection when working near the valve Risk of...

Page 10: ...regulator damage due to the use of unsuitable lubricants The lubricants to be used depend on the regulator material Unsuitable lubricants may corrode and damage surfaces Only use lubricants approved b...

Page 11: ...MSON When in doubt consult SAMSON Risk of the process medium being contaminated through the use of unsuitable lubri cants and or contaminated tools and components Keep the regulator and the tools used...

Page 12: ...1 8 EB 2626 2 EN Safety instructions and measures...

Page 13: ...3 4 5 6 7 8 9 Nameplate on bodies made of stainless steel or spheroidal graphite iron 1 Pressure rating DIN PN ANSI CL JIS K 2 Material number and device index 3 Order number or year of manufacture 4...

Page 14: ...2 2 Location of nameplate on the bodies Fig 2 2 Nameplate on the bodies 2 3 Material identification number The material is indicated on the cast body Specifying the material number you can contact us...

Page 15: ...lows through the valve be tween seat and plug in the direction indicat ed by the arrow on the body The position of the valve plug determines the flow rate and as a result the upstream pressure The ups...

Page 16: ...ernal control line Dimensions in mm 11 8 Stainless steel version Leakage line connection stan dard 7 9 12 Set point screw All stainless steel and spheroidal graphite iron versions DN 40 50 as well as...

Page 17: ...ium Any impurities carried along by the process medium may impair the proper functioning of the regulator We recommend installing a strainer e g SAMSON Type 1 NI upstream of the pressure regulator u E...

Page 18: ...te in the plant section Note 3 2 Technical data The regulator nameplate provides informa tion on the regulator version see the Mark ings on the device section More information is available in Data She...

Page 19: ...spheroidal graphite iron body with internal parts free of non ferrous metal plug made of 1 4404 metal or soft seal 2 EPDM FKM FFKM or PTFE 3 8 to 20 bar set point range in stainless steel 1 4571 hexa...

Page 20: ...0 F Steam 200 C 390 F Max permissible differential pressure p G G G 1 DN 15 and 25 16 bar 230 psi DN 40 and 50 8 bar Set point range continuously adjustable DIN 0 2 to 2 bar 4 1 to 4 bar 2 to 6 bar 4...

Page 21: ...ents Standard version 1 4 0 5 0 6 0 Special version 3 0 5 2 1 2 1 4 3 0 xFz values 0 60 0 55 Flanged body Valve size DN 15 NPS DN 25 NPS 1 DN 40 DN 50 KVS coefficients Standard version 3 2 1 5 0 1 16...

Page 22: ...0 245 290 NPS 3 6 mm 155 205 155 205 in 6 1 8 1 6 1 8 1 Height H2 G 5 mm 25 25 25 G 6 DN mm 46 46 46 95 95 NPT 2 in 1 8 1 8 1 8 spring housing G DN mm 90 NPT NPS in 3 5 Weight approx Body with screwed...

Page 23: ...ss DIN version only Body stainless steel 90 H1 H2 L G SW 90 H1 H2 L G SW Body stainless steel Body spheroidal graphite iron 1 DIN version only L H1 L H1 H2 1 DN 15 and 25 with manual adjuster DN 40 an...

Page 24: ...3 10 EB 2626 2 EN Design and principle of operation...

Page 25: ...ulator is delivered as an assembled unit Do not open or remove the packaging until immediately before lifting to install the regulator into the pipeline Leave the regulator in its transport con tainer...

Page 26: ...f less than 75 In damp spaces prevent condensation If necessary use a drying agent or heating Make sure that the ambient air is free of acids or other corrosive media The permissible storage temperatu...

Page 27: ...of stress and with the least amount of vibrations as possible Read information under Mounting position and Support or sus pension in this section For media with a tendency to conden sate install the...

Page 28: ...the necessary material and tools to have them ready during installation work Flush the pipeline before installing the regulator The plant operator is responsible for cleaning the pipelines in the pla...

Page 29: ...s DN min a x DN min b x DN a Inlet length b Outlet length State of process medium Valve conditions Inlet length a Outlet length b Gas Ma 0 3 2 4 Vapors 1 Ma 0 3 2 4 Liquid Free of cavitation w 3 m s 2...

Page 30: ...or is being installed NOTICE NOTICE NOTICE 2 Remove the protective caps from the valve ports of regulators with flanges be fore installation 3 Observe the flow direction through the valve The arrow on...

Page 31: ...burn injuries Wear protective clothing and safety gloves DANGER WARNING WARNING SAMSON regulators are delivered ready for use To test the regulator functioning before start up or putting back the reg...

Page 32: ...ling the plant and carefully rinsing it The regulator must not yet be insulated at this stage Risk of regulator damage due to incorrect insulation Only insulate the regulator up to the ac tuator housi...

Page 33: ...ission e g cavitation or flashing may occur during operation caused by the process medium and the operating condi tions Wear hearing protection when working near the valve DANGER WARNING WARNING Risk...

Page 34: ...onsumer side downstream of the regulator 2 Fill the plant slowly with the process me dium Avoid pressure surges 3 Make sure that the pressure rises simulta neously upstream and downstream of the regul...

Page 35: ...g protection when working near the valve WARNING WARNING WARNING 7 1 Adjusting the set point Adjust the required set point by turning the set point adjuster 8 by hand or the set point screw 9 using an...

Page 36: ...7 2 EB 2626 2 EN Operation...

Page 37: ...nds or necks Regulator or KVS CV coefficient too large Check the sizing Change KVS CV coefficient if necessary or install a different sized regulator Contact SAMSON s After sales Service Operating bel...

Page 38: ...rol line Reconnect the control line at another point Do not connect the control line at pipe bends or necks Jerky control response Increased friction e g due to for eign particles between seat and plu...

Page 39: ...ressure conditions must be taken into account SAMSON s After sales Service can support you in drawing up an inspection and test plan for your plant Note Tip 8 2 Emergency action Plant operators are re...

Page 40: ...8 4 EB 2626 2 EN Malfunctions...

Page 41: ...njuries due to hot or cold components and pipeline Regulator components and the pipeline may become very hot or cold Risk of burn inju ries Allow components and pipelines to cool down or warm up to th...

Page 42: ...omes void if service or repair work not described in these instructions is performed without prior agreement by SAMSON s After sales Service Only use original spare parts by SAMSON which comply with t...

Page 43: ...7 8 12 1 2 7 9 12 Red brass body with screwed ends Set point screw All stainless steel and spheroidal graphite iron versions DN 40 50 as well as 8 to 20 bar set point range hex socket screw with SW 3...

Page 44: ...the valve back into operation are met 9 3 Service work Before performing any service work preparations must be made to the regu lator see section 9 1 Tip After all service work is completed check the...

Page 45: ...ues in Annex aged replace the entire unit with a new one 8 Unscrew the seat using a seat wrench 1 if the seat facing is damaged Assembly 1 Screw in the seat using a seat wrench 1 Observe the specified...

Page 46: ...one 2 Place the spring housing with spring 7 and operating bellows 5 onto the valve body 3 Screw in the screws 10 Observe the specified tightening torques see Tighten ing torques in Annex Change the n...

Page 47: ...e Regulator components and the pipeline may become very hot or cold Risk of burn inju ries Allow components and pipelines to cool down or warm up to the ambient tem perature Wear protective clothing a...

Page 48: ...ose the shut off valve 1 and 6 on the downstream and upstream side of the regulator 2 Completely drain the pipelines and regu lator 3 Depressurize the plant 4 Shut off or disconnect any external con t...

Page 49: ...residual process medium can escape and depending on its properties may lead to personal in jury e g chemical burns Wear protective clothing safety gloves and eye protection Before removing the valve...

Page 50: ...11 2 EB 2626 2 EN Removal...

Page 51: ...rk NOTICE NOTICE 12 1 Returning devices to SAMSON Defective devices can be returned to SAMSON for repair Proceed as follows to return devices to SAMSON 1 Put the regulator out of operation see the Dec...

Page 52: ...12 2 EB 2626 2 EN Repairs...

Page 53: ...EB 2626 2 EN 13 1 Disposal 13 Disposal Observe local national and internation al refuse regulations Do not dispose of components lubricants and hazardous substances together with your household waste...

Page 54: ...13 2 EB 2626 2 EN Disposal...

Page 55: ...2 EN 14 1 Certificates 14 Certificates The EU declarations of conformity are in cluded on the next pages EU declaration of conformity in compli ance with Pressure Equipment Directive 2014 68 EU on pa...

Page 56: ...14 2 EB 2626 2 EN Certificates 1...

Page 57: ...EB 2626 2 EN 14 3 Certificates...

Page 58: ...14 4 EB 2626 2 EN Certificates 2 3...

Page 59: ...1 to 1 NPT DN 15 to 25 NPS to 1 45 G 1 and 2 1 and 2 NPT DN 40 and 50 NPS 1 and 2 110 Set point screw 9 SW 3 G to 1 to 1 NPT DN 15 to 25 NPS to 1 SW 5 G 1 and 2 1 and 2 NPT DN 40 and 50 NPS 1 and 2 Sc...

Page 60: ...sing 320 Compression spring 321 324 Set point spring 326 Spindle 327 Spring plate 348 Gasket 349 O ring 350 Retaining washer 8 to 20 bar set point range 351 Shim 352 Spring washer 356 Washer 357 Cap s...

Page 61: ...15 3 Annex 308 310 301 358 302 321 324 326 351 352 370 371 315 309 320 348 349 Stainless steel body Screwed end and flange 310 301 308 306 348 315 302 321 324 358 320 309 326 Spheroidal graphite iron...

Page 62: ...its subsidiaries representatives and service facilities worldwide can be found on our website u www samsongroup com or in all SAMSON product catalogs Required specifications Please submit the followi...

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Page 66: ...2021 01 11 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 2626 2 EN...

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