GENERAL CATALOGUE API

NAMUR air operated valves series A1N

Code key

Series

Actuation

Size

Function

Options

/

ATEX valve body

A1N

P

2

50

/

A1N

P = Pneumatico

2 = 1/4"

30 = 3/2 Normally closed

BT = Low temperatures seals

32 = 3/2 Pilot/Pilot

50 = 5/2 Pilot/Spring

51 = 5/2 Pilot/Pilot

70 = 5/3 Closed Centres

71 = 5/3 Open Centres

2 - VALVES

II 2G Ex h IIB T5 Gb II 2D Ex h IIIC T100°C Db

ATEX

72 = 5/3 Pressurized Centres

How to order

Notes

Options in the same grid are alternative to each others. For further information on options and their matching, see page 2.50.3 For further information on the ATEX 2014/34/EU Directive, on classifications and protections, see from page III.1

Series

Actuation

Size Function Option

-

A1N

P

2

50

2.50.5