Control Products E2A User Manual

TYPE E2

MAIN VALVE

TYPE E2 MAIN VALVE

A

PPLICATION DATA

●Pressure Regulating for Steam Distribution

●Regulating for Process Control (Temperature or Pressure)

●Maintain Back Pressure or Differential Pressure

●For use with Self-contained, Pneumatic or Electronic Pilots

●Single Point or Multiple Use Applications

●Slow Start-up or Shutdown

VALVE RATINGS

Valve Ends Pressure Temperature
ASME/ANSI PSIG (bar) °F (°C)

CAST IRON

B16.4 Class 250 NPT 15 (1.03) 250°F (121°C)
B16.1 Class 125 Flanged 15 (1.03) 250°F (121°C)

Canadian Registration # OC 0591.9C

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TYPE E2 MAIN VALVE

LOW PRESSURE

LOW DIFFERENTIAL

SIZES 3/4" – 12"

PRESSURES to 15 PSIG at 250°F

●Normally Closed

●Single Seat

●Hycar Diaphragm

●Protected Main Spring

●Gas & Steam Applications

●Accurate Regulation Unaffected by

Service Conditions

●ANSI/FCI 70-2 Class IV Shutoff

●Virtually Frictionless for Long Service Life

●Packless Construction

●Easy In-line Maintenance

●Wide Variety of Pilots for Many

Applications

●Minimum Operating ∆P 3 psi (.2 bar)

●Lifetime Warranty against Wiredrawing of

Seat & Disc *

OPTIONS

●Composition Disc for liquid, air or gas service

●Insulcap Insulating Jacket ●Integral Mount Pilot

●EZ Connections

TYPICAL CONFIGURATIONS

PRESSURE REDUCING …………………TYPE E2D
A

IR ADJUSTED …………………TYPE E2A SERIES

BACK PRESSURE ………………………TYPE E2Q
L

OAD ALLOCATING ……………………TYPE E2FD

A

IR CONTROLLED …………………TYPE E2AP60

E

LECTRONIC SLOW START ………TYPE E2D208D

S

OLENOID CONTROLLED ……………TYPE E2MD

S

OLENOID

ACTUATED …………………TYPE E2M

D

IFFERENTIAL……………………………TYPE E2N

T

EMPERATURE CONTROL ……………TYPE E2T14

T

EMP

. & PRESSURE CONTROL ……TYPE E2T134

SEAT REGULATOR SIZE

FACTOR

3

/4 111/4 11/2 221/2 3 4 5 6 8 10 12

Full 7.6 11.7 18.9 27.4 44 68 96 143 202 255 465 748 1118

70%-75% — 8.8 13.2 19.2 30.8 47.6 67.2 100 141 178 — — —

45% — — — 12.3 — 30.6 — 64.4 — 11.4 — 336 —

RATED FLOW COEFFICIENTS (Cv)

SIZING INFO

PAGE 108

* When installed according to factory specifications.

See page 42

Installation Tip: Add EZ Connections for ease of maintenance

SEE PAGE 42

DIMENSIONS inches (mm), WEIGHTS pounds (kg)

A OTHER DIMENSIONS APPROX. WT.

CI,BRZ CI C CI,BRZ CI

SIZE ANSI ANSI B Std. Integral D* ANSI ANSI

NPT 125 Mount Mount NPT 125

3

/

4 4

3

/

4 —82

7

/

8 3

5

/

8 7

3

/

4 18 —

(19) (121) — (203) (73) (92) (197) (8) —

15

3

/

8 5

1

/

2 83

5

/

8 4

3

/

8 8

1

/

8 19 21

(25) (137) (140) (203) (92) (111) (206) (9) (10)

11/

4 6

1

/

2 6

3

/

4 94

1

/

8 48

1

/

4 30 33

(32) (165) (171) (229) (105) (101) (210) (14) (15)

11/2 71/4 67/8 93/4 43/8 41/2 83/4 36 40

(38) (184) (175) (248) (111) (118) (222) (16) (18)

27

1

/2 81/2 101/2 51/4 5105057

(51) (191) (216) (267) (133) (127) (254) (23) (26)

21/2 —93/8 101/2 53/4 53/8 111/2 —70

(64) — (238) (267) (146) (136) (292) — (32)

3 — 10 111/4 65/8 63/8 123/4 —98

(76) — (254) (286) (168) (162) (324) — (45)

4—11

7

/8 131/2 63/4 65/8 135/8 — 135

(102) — (302) (343) (171) (168) (346) — (61)

5—13

5

/8 141/4 71/2 73/8 15 — 185

(127) — (346) (362) (191) (187) (381) — (84)

6—15

1

/8 16 77/8 716

5

/8 — 250

(152) — (384) (406) (200) (178) (422) — (114)

8 — 19 20 91/2 91/4 197/8 — 1210

(203) — (483) (508) (241) (235) (505) — (550)

10 — 235/8 24 107/8 —237/8 — 690

(254) — (600) (610) (276)

—

(606) — (314)

12 — 261/2 28 123/4 —271/8 — 1060

(305) — (673) (711) (324)

—

(689) — (482)

TYPE E2 MAIN VALVE

TYPE E2 MAIN VALVE

SPECIFICATION

The valve shall be self-operated, external pilot type, single
seated, hycar diaphragm actuated, normally closed design. The
valve will function quickly and shut tight on dead end service.
Internal parts including seats, discs and stems shall be of
stainless steel. There shall be no springs in the steam flow path
and no stuffing box. The valve shall be easy to maintain with all
parts accessible without removal from the line.

MATERIALS OF

CONSTRUCTION

Body, Cast Iron …………………………ASTM A126 Cl. B
Body, Cast Bronze ………ASTM B61-80 61UNSC 92200
Stem ……………………………303 St. Stl. ASTM A582
Disc 3/4 - 2" ……………420 St. Stl ASTM A743 CA-40
Disc 2-1/2 - 12" …………304 St. Stl. ASTM A167/A240
Seat………………………420 St. Stl. ASTM A743 CA-40
Gasket ………………………………………Non-asbestos
Diaphragm ……………………………………………Hycar
Spring …………………………………………………Steel

A

*Add 55% to D dimension for stem removal clearance.

D

C

B

FITTINGS ON

PAGE 46

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TYPE E2

MAIN VALVE