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Type R1t22H First -Stages
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"Introduction"
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�The Type RV2H!js -an Uhdeiw*ers laboratories listed
re K, ��Gas systeft. -Stage EP regulator d
`Tfh6_u'_nit is, designed to reduce the aWp
it COM size'rria s:
"outlet'pr ot ket
-_J ressurwof,10fisfg. The
a p,
Ideal,
1-underground
Aariks,,Ihe 6tWel pressur.p setting jifi6riaiijuiitablia
dpry vents aTe�r+ented aver the outlet as standard `•` ��
tacmeniLffi�-TM
RRe ecourriviinclik!
'IR122H'isli -h6 ptovan,
designed usmgruogedtii
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I'desigrycontepts-an
d Aconstru o oorrosion'-
T);O4,R122HR�t
resistant mate"dais- both internally and coderbally.,
Wgh,pro I' 6a ,per. instal ation and pen to inspection and
i,'perlouOverpiesture Protec-060 -Thw
in enance" of a� high 6 *-xacity r0lefv-a,We and aTge
maintenance lheIR122, regulator will nieeis�jd;
ReplacementYear .Re'oommendad%Udc
-14#nt pmvi a overpressure,protection 'that exceeds
en-u in-'Conjuhaw )�m -a
Up n
R622brRS5Z e gosystem.,MP
'taps'drifice'd to ainun 66
beir 54'drill'size d* '-thliffilitthe
� " 1, . -" I, �z, - , , � , � doi�niin��n piedsi" from 04s"e"66nd"' " - - -
tho�lnfet and o6ilit iide'of the, ulator allowlb -stag610 2
ng7,,, P*g 4 d6ublb fallurelsihiaboiti,,,
easytesti Al!
• Coffoiion�ftsistaju-Added ooroslqwrasistane�y valve ve disc mu ltz
emprove-lftp ,perfonianc,T
systems ��S om, anintema I and; nqpr-po6sa for all ,
mWated,gascastngs prior -to,pa ng,-stainless,steel r"Of ma vaT
WnPan - retainer st and boric
•ImprovedAegitifitf6ji =W6rge,Mb&r;6infbrcba valve seat
'u +' Positive Draining w ~stable Spring Case: -i'When j
n.
Spring oase, vent P properly,with the, pointed`down
oint
tEasylristaill 'on -The'units, oompact size and fl -'the desillwallows moistmlbrmed inthespring
�easiiy a' bid ifil6land outlet .wrench ,flats tvake' 6 4 i n o4limiuriiihe, woiiferns,�ft
'installation easy evenin the'tightAiiniiallaiion's.,,. in fire "s- nit! case.,
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8ulletinl1
Type R622 Peassure Recducing-R6gulato
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• Goinpact Design "
= , .' :�- High`Capacity `
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:.P,rotective Inlets
• Cnternai;Rellei
,Screed'
Light Weight
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_ = • Inlet=and Outlet -Pressure _Gauge Taps . ,
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.'. FiDu�a:7 �ypaR622Pressurn,RetlncurgReyuletol,
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in troiiuction
Typd,R622 direct-operated,'spring=loaded regulators
wolicii .iions. These regulators can be usesi with
provuie.econom'ical press rg reducing corrtroi v} , ` _
natural, inanuFaik ed, orpropane�ases antl.Have.tlie
a,irariety of residantilaime �'comeci l; ancf industrial
_
same inlet and outlet: pressure capabilities.,
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� Process iVianagemeafi;
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wt
Bulletin
71 1 R622
"S ec f ii ations
Body sa_rze and End Conn_`ectrori'Style{j)
, ; i'ressure Registra ioii'
1/2"A "T inlet and,outiet,
lntemal;:
56
Maximum Allowable inlet'Pressurett) ;
;Relief.Performance
`dperating:`125 psig {t3,6'vbar)' '.
':See Figti"re_d:
Emergency.�125 pssg {8;8 bar) . -
Except 1 8 to 2 2 inches w e {d to_ 5mbar) spring
InternafRelief Performance
range x}tich lias operating and,emergeney.. =
Start to Discharge is'8£to 22 inches w c,,,,
{20 to 55 mbar) for setpoits from -
p3
ressures of 8D pslg {4 fwbar);,
{° ` 1.8 to 20-nchesv c :(4 to 50".mbar)
Max MuAllowable P-ressure(l)
m
. Start to Discharge 1s314D to 20b,%overset point'
Operating La Avoid iriteina) Part; Damage: '',
; ,.- ° from20-inches wc. to 2 2 psig,(50 to 152 mbar)
3;psid (0,21 bar dj aboveoutlet-pr`essure seturig
Spring Case Merit Connections
Emergency; 2D psi (1,4bar)
3/d NPT, vrith removable screen`
OuiietPressnre .Ranges _
See Table 1 _
i
Temperature CapabUi$esO -
''`�
20 fo 16D°F (-29° to 71°C). '
Orifice $I
=1t&inch,{3,2 ttirnj'o"nfice.
App
Ftow,Coefficrenfs
2rozima#e`Welghtr
:35`pourtds {1, kg)
V
r
ode Op %n.Cit far Relief Suing: 12 5
CSnstruct)on'
Materials
--
Wide -Open C for Relief Sizing: 0 36
1 Body,
Spemg Case, D)aptuagm Plate, and
"
C 35 c
Or)fice'Rluminum
D#aphrag ; Disk,"and O rrng,�,Nttnle`{NBR)
g
IEC Seizing Coefficients -
AdjustiKg Screw andPushpost Delri
X7: 0 78 '
; . Ciosfni Cap ASA lheiinoptastig (t' Ray Reslstan#j :;
Control Spring: TJ�C-piafed steel.
FEz 0.89 . _ - -
Machine Screw; Spnnng Seat
and l:e`ver Znc-plated steel'
"Flow Capacities
Va#ve` tam Zino'
SeGeSable,2=
,
Relief Valve Spring, Relief &pang Retainer,
LeveT,Ptn, and Vent Screen: Stainless steet
,.
_
1..`:tMgfessiaMa5as5m�hS3�Bu�Un orarti �rnEbStxt4aM NNIaL'Sn stmWafml Oe¢kreede4 ,
°O¢lhfii a11tii11t4'Mr04by E4AuPonl4e t%'nmias �Ca. :.' -
,. .(
In addition TypeAgfregulatorshave ntema'l'ielief,
SpeClfCat1O11S;
across the
diaPtiragm tatieip mmlmiza overpressure,
Any, outlet presstare above the start dlsaharge point
?? Speaficaiions section Pests speclficati�sforType R622
of"the;non=adjustable relief valve spring moves he
Pressure Reducutg Regulators:: As it originally comes
"
''-diaphragm off of thcrelief valve seat all&v iiig`eccess
tram the,factury, specifications fora g')ven'regula#or
r
pressure.to bleed out through the screenedspring'
are stamped on thespring case nameplate.
case vent',
I
m
Ta`trre 1.�OL MPresswe Ranges:
rv;OUTLET PRESSURE RANOE,
COMROL SPRiNOPiIRT
.. NU146ER. •
CONTROLSPRI
' -COLOR CODE
'SPRMOWIRE OtAIAETER,;SPRirIG
FREEIENhTH,W
1.8 to 2ZWCre8 P1.C(4ios MbW)
T14453T0012 :. 'P+1rPiK.
...- 0.051 (L30)' -
., 3.40(86:d)
'
5 to 7-Std�s pl.c 112 to 77 mbar}
Y1439970012.. 4
. �.�f _
f. : 0.062 (1:58)
3,404864)
,
S5 to 9-mgios Wic (IS to 22 m8er) .
T14399T0012� ;
; Yeltoe;
M067 (1�"IO) --
3.61(9Y,7)
9to13Jnc{�ivx: j22to3 n=n 1
114d00T0012`-
. SWWe
0.71?(4)
4d0 (tOd)
1$`to 20antlres wjc (32 to 50 mbar) 4
j'14401T0012' 'd
Gray
,MGM(2,03)
360(9itd)
18to39Mdlkivs'.,(40to87Ovoar). �e
T14402T0012.
Fmk
0.(193(2,36)
352{84rd)
I1'n22'P�8 (� tb 152"T)
yT14403To012:
LlglrtBtue
, 6105 (Z67) .
7 ......3.66 (9?A) e i