Henry Group
Safety Devices R717
Henry Group offers an extensive range of stainless and forged steel safety devices, suitable for use with propane and ammonia up to a maximum working pressure of 31 Barg.
Henry Group
Company profile
Fig. 01 — Safety Devices R717
01 Overview
01
Henry Safety Devices include an extensive range of Pressure Relief Valves and Rupture Discs designed to protect system components such as receivers, heat exchangers and vessels from dangerous overpressure. Our ’53’ and ’56’ series are specifically designed for ammonia, but as per all Henry PRVs are suitable for use with propane, and A2L gases.
02
Features
- Set pressure tolerance = +/-3%
- Maximum overpressure = 10%
- Proven safe design
- Precision machined parts for maximum reliability
- Compact design
- Blow-Out proof seal design
- Tamper proof
- Supplied with an installation date sticker
- Dedicated hole for attachment of additional third-party tags
- Available marked in either metric (Barg and kg Air/min) or imperial (PSlg and lbs Air/min) units
02 Technical dossier
Specifications
7 data points · as published by Henry Group
- Refrigerant
- Ammonia, CO₂, R290
- Category
- Components
01Performance
2 entries
- Operating Temperature Range 53 series
- -29 °C to +135 °C (-20.2 °F to +275 °F)
- Operating Temperature Range 56 series
- -29 °C to +107 °C (-20.2 °F to +224.6 °F)
02Operating limits
1 entry
- Max Working Pressure
- 31.0 barg (450 psig)5604: 24. 1 barg
03Refrigerant
1 entry
- Refrigerant
- Ammonia, CO₂, R290
04Build & dimensions
1 entry
- Sizes Available
- 1/2" to 1 1/4"
05Certification & markets
2 entries
- Product Certification
- ASME-UV, CE and UKCA
- Region
- America, Australia & NZ, China, Europe
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