PRODUCTS
551
Brass pressure regulator, for compressed air, gas and liquid.
Product
Pressure regulator for inlet pressure up to 50 bar (725 psi) in the standard version.
Connection ports:
R123 1”-F;
R123/34 3/4”-F.
Outlet pressure, up to 15 bar (217 psi), is controlled by a rubber diaphragm;
greater outlet pressures are controlled by a piston.
Gauge for outlet pressure (accuracy class 1.6).
Balanced main valve.
Available the ATEX 2014/34/EU version.
Brand CE ExII2GcIICTX, CE ExII2DcIIICTX.
For use in potentially explosive atmospheres zones:
1, 21, 2, 22 (not applicable in mines and zone 0).
Available the EAC-EX TP TC 012/2011 versions for the Russian market.
The product complies with the directive 2014/68/EU PED.

CHARACTERISTICS
Technical data
Compatibility | Compressed air | Tecnhical gases and their mixtures | Liquids | Oils |
---|---|
Max Inlet Pressure | Standard 50 bar | Available up to 60 bar |
IN/OUT Connection | 3/4”-F | 1”-F (GAS/NPT) |
Working Temperature | Standard -4°+140°F | Available on request from -76°F up to +608°F |
CV (CEI EN 60534-2) | 11,3 US gal/min |
Outlet Pressure Range | 0,2 ÷ 1,5 | 0,3 ÷ 3 | 0,8 ÷ 8 | 1,5 ÷ 15 | 3÷30 | 5÷50 bar |
Weight | 11,4÷15,4 lb |
Plug Leakage Class | “A” class (UNI EN 12266-1) |
Pressure Gauge Connection | G 1/4”-F |
Certifications | PED 2014/68/UE | ATEX 2014/34/UE | EAC TR CU 010 | EAC Ex TR CU 012 |
Internals and Body Material | Brass |
Seals Material | NBR | EPDM | FPM | FVMQ | FFKM |
Accesories | Wall mounting bracket |
Spare Parts Kit | O-rings | assembled plug | net filter | assembled diaphragm (if applicable) |