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Type 299H Internal Registration

E0070

INLET PRESSURE
OUTLET PRESSURE
ATMOSPHERIC PRESSURE

July 2008

Type 299H

LOADING PRESSURE

OUTLET

INLET

3/4 NPT

CONTROL LINE

CONNECTION

PILOT SUPPLY

SCREEN

INLET PRESSURE

OUTLET PRESSURE

ATMOSPHERIC PRESSURE

LOADING PRESSURE

Type 299H with Dual Registration

E0068

November 2008

Type 299H

INLET PRESSURE

OUTLET PRESSURE

ATMOSPHERIC PRESSURE

LOADING PRESSURE

E0070

A7272

inTERnaL

REgiSTRaTiOn

EXTERnaL REgiSTRaTiOn

3/4 nPT

DOWnSTREaM

COnTROL LinE

COnnECTiOn

DuaL REgiSTRaTiOn

3/4 nPT

DOWnSTREaM

COnTROL LinE

COnnECTiOn

TYPE 299H

TYPE 299HR (TOKEn RELiEF DETaiL)

TOKEn RELiEF CLOSED

TOKEn RELiEF OPEn

Figure 2.

299H Series Operational Schematics

Type 299H Internal Registration

E0070

INLET PRESSURE
OUTLET PRESSURE
ATMOSPHERIC PRESSURE

July 2008

Type 299H

LOADING PRESSURE

OUTLET

INLET

3/4 NPT

CONTROL LINE

CONNECTION

PILOT SUPPLY

SCREEN

299H Series

Содержание 299HV

Страница 1: ...e VSX2 slam shut are found in Instruction Manual D103695X012 Instructions and parts list for the Type VSX8 slam shut are found in Instruction Manual D103127X012 Description The 299H Series pressure reducing regulators provide a broad capacity of controlled pressure ranges and capacities in a wide variety of distribution industrial and commercial applications A 299H Series regulator has a pilot int...

Страница 2: ...ssure for Slam Shut Device 1 See Table 2 Minimum and Maximum Trip Pressure Ranges See Type VSX2 slam shut Instruction Manual D103695X012 or Type VSX8 slam shut Instruction Manual D103127X012 Types VSX2 and VSX8 Sensing Line Connection 1 4 NPT Pressure Control Accuracy Fixed Factor PFM 1 3 of absolute control pressure Minimum Differential Pressure For Full Stroke 1 5 psid 0 10 bar d Control Line Co...

Страница 3: ... The port G between the chambers is blocked Type 299H In operation assume the outlet pressure is less than the setting of the pilot control spring A The top side of pilot diaphragm assembly F will have a lower pressure than the setting of the control spring A The control spring A forces the diaphragm assembly upward opening the pilot orifice C Additional loading pressure is supplied from the pilot...

Страница 4: ...N 3 4 NPT DOWNSTREAM CONTROL LINE CONNECTION J G DUAL REGISTRATION 3 4 NPT DOWNSTREAM CONTROL LINE CONNECTION J G TYPE 299H TYPE 299HR TOKEN RELIEF DETAIL TOKEN RELIEF CLOSED TOKEN RELIEF OPEN Figure 2 299H Series Operational Schematics INLET PRESSURE OUTLET PRESSURE ATMOSPHERIC PRESSURE LOADING PRESSURE OUTLET INLET K G C A B E H F J 3 4 NPT CONTROL LINE CONNECTION PILOT SUPPLY SCREEN 4 299H Seri...

Страница 5: ...el until it contacts the pilot spring case The movement of the diaphragm head creates a path and a token or small amount of gas will be released When the overpressure condition ceases the pilot diaphragm head will return to the diaphragm post and the regulator will return to normal operation Type 299HS or 299HV The Type VSX2 299HS or VSX8 299HV slam shut device on the Type 299HS or 299HV regulator...

Страница 6: ...ressure containing parts or explosion of accumulated gas Regulator operation within ratings does not preclude the possibility of damage from external sources or from debris in the pipeline A regulator should be inspected for damage periodically and after any overpressure condition The pilot vent is provided with a 1 4 NPT tapped connection in the spring case Installation Warning Personal injury eq...

Страница 7: ... screened vent cap into the remote end of the vent pipe An upstream pilot supply line is not required because of the integral pilot supply tubing key 21 Figure 4 However as long as the 1 4 NPT tapping in the main valve body is plugged this tubing may be disconnected from the main valve key 17 in order to install a pilot supply line from a desired remote location into the pilot If using a control l...

Страница 8: ...he downstream system pressurized before the Type VSX8 can be reset See the section for Type VSX8 reset To convert an external registration regulator to a dual registration regulator remove the two screws and O rings J in Figure 2 from the throat and use a screw and an O ring to block the port G in Figure 2 between the lower diaphragm chamber and pilot diaphragm chamber Remove the 3 4 NPT pipe plug...

Страница 9: ...wise decreases the reduced pressure setting Always tighten the locknut key 35 and replace the closing cap after making adjustments Shutdown Installation arrangements may vary but in any installation it is important to open and close valves slowly and the outlet pressure be vented before venting inlet pressure to prevent damage caused by reverse pressurization of the regulator Isolate the regulator...

Страница 10: ... key 1 when the lever key 26 is fitted properly into the pusher post When this orientation is made tighten the diaphragm post into the pusher post keys 10 and 11 9 Reinstall the diaphragm assembly using the reverse order of step 5 10 Install the upper casing key 2 and secure it to the lower casing key 1 with the eight hex head screws key 23 Tighten the hex head screws evenly using a crisscross pat...

Страница 11: ...d the bleed restriction key 70 for damage and replace if necessary 6 The Type 299H has a wire inlet screen key 51 in the pilot supply inlet fitting key 47 If clogging is suspected in the pilot supply remove the elbow fitting key 19 and clean the wire screen 7 Lightly lubricate the O ring key 54 on the inlet fitting key 47 and reinstall using the four machine screws key 46 Torque the machine screws...

Страница 12: ...ction Manual D102601X012 Parts Ordering The type number orifice size spring range and date of manufacture are stamped on the nameplate Provide this information along with the eleven character part number to your local Sales Office when ordering parts If construction changes are made in the field be sure that the nameplate is also changed to reflect the most recent construction Note It is recommend...

Страница 13: ...t Screen Stainless steel T13791T0012 52 Pilot Disk Assembly Hydrogenated Nitrile NBR and Aluminum disk holder T13955T0012 53 O ring Nitrile NBR 1D682506992 54 O ring Nitrile NBR 13A2331X022 56 Screw Steel External Registration 2 required or Dual Registration 1 required 1E175828982 57 Lever Steel T14134T0012 58 Pipe Plug Steel 1A7715T0012 59 Pipe Plug Internal Registration only Steel 3 4 NPT 1A7715...

Страница 14: ...egistration internal Registration lOCKING DOWN THE SPRING SEAT TO FACILITATE INSTALLING THE HEX NUTS apply multi purpose lubricant l1 multi purpose polytetrafluoroethylene ptfe thread sealant S1 HEX NUTS SPRING SEAT CLOSING SPRING DIAPHRAGM POST UPPER SPRING CASE APPLY CONSTANT HAND PRESSURE 14 299H Series ...

Страница 15: ...M CONTROL LINE CONNECTION T80391 7 Figure 3 299H Series Interior Assembly continued T80391 299H Series Pilot Trim T80391 4 Dual Registration apply multi purpose lubricant l1 anti seize compound l2 thread lock sealant S1 adhesive a 45 25 57 56 48 53 52 54 49 51 50 70 L1 L2 L2 L2 L1 L1 15 299H Series ...

Страница 16: ...84 85 86 87 20 21 19 18 17 29 89 31 19 30 47 58 20 46 22 19 62 63 21 2 23 1 69 68 3 L2 S1 S1 S1 S1 S1 S1 299h Series eXTERIOR VIEW T80391 1 Figure 4 299H Series Exterior Assembly 16 299H Series ...

Страница 17: ... TYPE 67CF PILOT SUPPLY REGULATOR T80391 5 T80391 5 Figure 4 299H Series Exterior Assembly continued tUBING AND fITTINGS WITH OPTIONAL tYPE p590 fILTER tUBING AND fITTINGS WITH OPTIONAL type 67Cf pILOT sUPPLY rEGULATOR apply anti seize compound l2 multi purpose ptfe thread sealant S1 17 299H Series ...

Страница 18: ...F vALVE T80391 6 Type 299hR PILOT WITH TOKEN rELIEF vALVE apply anti seize compound l2 Adhesive a L2 A 40 40 43 42 38 28 32 34 36 35 33 37 88 29 29 41 44 39 39 L2 L2 A A 40 43 43 42 42 38 38 28 28 32 32 34 34 36 36 35 35 33 33 37 88 29 37 41 41 44 44 39 18 299H Series ...

Страница 19: ...Figure 6a Type VSX2 Assembly for Types 299HS and 299HSR T80423 Figure 6b Type 299HV with Type VSX8 Assembly 82 83 12 13 17 TYPE VSX8 83 82 12 13 TYPE VSX2 TYPE VSX8 19 299H Series ...

Страница 20: ... Solutions The contents of this publication are presented for information purposes only and while effort has been made to ensure their accuracy they are not to be construed as warranties or guarantees express or implied regarding the products or services described herein or their use or applicability All sales are governed by our terms and conditions which are available on request We reserve the r...

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