T74 - EXCELON® Modular System

2/2- and 3/2 shut-off valve

01/17

en 8.200.600.01

Our policy is one of continued research and development. We therefore reserve the right to amend,

without notice, the specifications given in this document. (1998 - 8063e) © 2015 Norgren Inc.

Medium:

Compressed air only

Maximum operating pressure:

17 bar (250 psi)

Port size:

G3/8, G1/2, G3/4,

3/8 PTF 1/2 PTF , 3/8 PTF

CV factor:

From IN to OUT ports:

3/8”: 7,1; 1/2”: 8,1; 3/4”: 7,7

0,2 from OUT to Exhaust ports on

3/2 valves

Ambient/Media temperature:

-34° ... +65°C (-30° ... +149°F)

Air supply must be dry enough

to avoid ice formation at

temperatures below +2°C (+35°F).

Materials:

Body: Zinc

Elastomers: NBR

Technical features

> Port size: 3/8” ... 3/4”

(ISO G/PTF)

> Excelon design allows

in-line installation

or modular installation

with other Excelon

products

> T74B 2/2 valves no

exhaust

> T74T 3/2 valves with

1/8” tapped exhaust

> T74E 3/2 position

lockout valves help

conform to OSHA

Lockout regulations in

USA market. Exhaust

outlet is not tapped.

Technical data - standard models

Symbol

Port

size

Function

Size

Weight

(kg)

Model

2

1

G3/8

2/2

—

0,32

T74B-3GA-P1N

G1/2

2/2

Basic

0,30

T74B-4GA-P1N

G3/4

2/2

—

0,28

T74B-6GA-P1N

2

1 3

G3/8

3/2

—

0,32

T74T-3GA-P1N

G1/2

3/2

Basic

0,30

T74T-4GA-P1N

G3/4

3/2

—

0,28

T74T-6GA-P1N

Option selector

T74˙-˙˙A-P1N

Function

Substitute

2/2 (Black slide locks in

closed position only) No

exhaust outlet

B

3/2 (Yellow slide locks in

closed position only)

Unthreaded exhaust outlet

E

3/2 (Red slide locks in closed

position only) Threaded

exhaust port

T

Thread form

Substitute

NPT

A

ISO G parallel (standard)

G

Thread size

Substitute

3/8”

3

1/2”

4

3/4”

6