Specialist Instrumentation and Valve Suppliers

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PRV Technical Questionnaire

G20 Series Nuova General Instruments Pressure Relief Valve - Piped Outlet

Model G20 Series Nuova General Free Outlet Pressure Relief Valve.

The Nuova General Instruments range of safety valves are approved and comply with the requirements of the European Directive 97/23/EC (PED) and ASME V111 Div.1. On request testing can be performed by most authorities such as TUV, RINA, Bureau Veritas, ABS and Lloyd's Register. ATEX certification is also optionally available on many models.

In September 2016 Ashford Instrumentation Ltd were confirmed as a reseller of the Nuova General Range of Pressure Relief Valves.

Outlet

Model G20

Model G20/L

Model G20/S

Model G20/P

Orifice

Threaded Inlet Connection

Threaded Outlet Connection

Flanged Inlet Connection

Flanged Outlet Connection

Hygienic Inlet Connection

Hygienic Outlet Connection

EU Setting Range

USA & Can. Setting Range

Body

Spring

Seat Seals

EU Homologation

USA & Can.  Homologation

ATEX Gas

ATEX Dust

Piped

G20 - With Ring Nut

G20/L - With Lever

G20/S Without Ring Nut

G20/P - With Protection

20mm

1" & 1.25" BSP, BSPT or NPT

1.25" BSP

DN 25 - 32 PN16 - 40 - 60  or  1" - 1.25" 150 - 300 LB

DN 32 - 40 PN16 - 40 - 60  or 1.25" - 1.5" 150 - 300 LB

1" - 1.5"  Tri Clamp

1.5" Tri Clamp

300 Millibar to 60 Bar  (PN 60 Rated)

1 Bar to 55 Bar (PN 60 Rated)

Brass, Stainless Steel or S/S Brass Mix

Alloy Steel

NBR, EPDM, Viton, Silicone, PTFE, Kalrez, Metal

E.D. 2014/68/UE IV Cat.(PED),   EAC

ASME VIII Div.1  &  Canadian Reg. CRN

Ex II 2G c

Ex II 2D c (1)

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