Sarasin-RSBD™ 78 Series Semi Nozzle Pilot Operated Safety Relief Valve

Product Detail

FEATURES / BENEFITS

• 78 Series are designed according ASME BPVC Section VIII division 1 and comply with API STD 520 / STD 526. These semi nozzle Pilot Operated Safety Relief Valves are versatile, safe, interchangeable and very easy to maintain. They can be supplied with either a pop or a modulating pilot, both non-flowing. The shape of the nozzle is designed the get the best flow ever for a POSRV.

 

DESIGN

• ASME BPVC Section VIII Division 1
• API STD 520 / API STD 526 (tables 2 to 15 dimensions) / API STD 527
• ISO 4126
• ASME B16.34
• ASME B16.5 or EN1759-1 or EN1092-1 Flange Drillings
• Pilot Operated (Pop or Modulating Action)
• Semi Nozzle
• Soft Seat
• Sizes : 1" to 10"
• Set Pressure range : up to 431 barg
• Temperature range : -50°C to +260°C
• Materials : Carbon, Alloy, Stainless and Super Alloy Steels

OPTIONAL FEATURES

• Pilot Vented to Body Bowl / Outlet Flange
• Remote Unloader
• Pilot Supply Filter
• Heat Exchanger
• Back Flow Preventer
• Manual Blowdown
• Field Test Connection
• Dual Filter
• Dual Pilot
• Pressure Differential Switch
• Metal Seat
• NACE MR0175 / ISO 15156 compliance
• Forged Body
• Test Gag

APPROVALS

• ASME Stamp UV
• CE marking PED 97/23/EC
• CE marking ATEX 94/4/EC
• ISO 9001
• ISO 14001
• SELO
• Rostechnadzor

 

Documents

Technical Infor : Download

Brochure: Download

Product Information

Sarasin-RSBD™ 78 Series Semi Nozzle Pilot Operated Safety Relief Valve