Page 275 - API 0415 ENG

Valves series A1

1/4”, 3/2, pneumatically operated

Standard executions

Version Symbol Code Item

2

3/2 NC 12 10 034027 A1P230

31

3/2 NO 2

23 12 034054 A1P231

13

3/2 12 2 034026 A1P232
pilot/pilot 12 10

3/2 31
pilot/pilot
differential 2 Series of spool valves, with static seals, high flow, for panel or
sub-base mounting.
10 034055 A1P233 For the sub-bases type A1B2... see page 2.85.1

31

Code key 2

II 2Gc IIC T5 Series Actuation Size Function
II 2Dc T100°C
A1 P = pneumatic 1 = 1/8” 30 = 3/2 NC
On request, they can be supplied 2 = 1/4” 31 = 3/2 NO
according to 94/9/EC - ATEX 32 = 3/2 pilot/pilot
33 = 3/2 p ilot/pilot

differential
50 = 5/2 pilot/spring
51 = 5/2 pilot/pilot
52 = 5/2 p ilot/pilot

differential
70 = 5/3 CC
71 = 5/3 CO
72 = 5/3 CP

Technical data Compressed filtered air with or without lubrication. Lubrication, if started, must be continued.

Fluid Monostable: 1,5 ÷ 10 bar Bistable: 1 ÷ 10 bar
Pressure range
Temperature range -10°C ÷ +60°C
Orifice
Flow 8 mm
Minimum piloting pressure
Manual override 1.100 Nl/min at 6 bar with ∆P 1 bar

Materials 1,5 bar

Bistable Anodised aluminium
Delrin 500
Body: Hard aluminium anodized
Covers: Fortron 1140 L4
Spool: Hydrogenated Nitrile Butadiene Rubber (HNBR)
Distancers:
Seals:

2.76.1