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Fig 520 - High Lift Safety Valve

Description

The NABIC Fig 520 flanged valve has been designed primarily for use on unvented hot water Heating systems, where a high capacity, emergency steam relief capability is required.

All wetted parts are manufactured from dezincification resistance materials. Designed and tested to BS EN ISO 4126 -1.

Resilient PTFE seating design
Separate outlets reduce effects of back pressure
High discharge capacity

Object Data

1 Revision

Last Updated

01/02/2021

Available Software

BS1192:4

Compliant

BSB

Compliant

EPD

Not Available

Accompanying literature

Object User Guide

Installation Guide

Technical Data Sheet

Product Data Sheet

Object metadata

_AuthorIH
_Authorized Bybimstore
_Bim Spec Guid0
_BS Bible Version16
_Created Bywww.bimstore.co
_Current Revision1
_Distributed Bywww.bimstore.co
_Object User Guidewww.bimstore.co/products/fig-520-high-lift-safety-valve/document/object-user-guide
Accessibility Performancen/a
Assembly CodeD2040100
Asset TypeFixed
BIM Object NameNABIC_PipeAccessories_Valves_SafetyRelief_Fig520
Classification NameUniclass2015
Classification ValuePr_65_54_95_75
Code Performancen/a
ColorGold
Connection Size100 mm
Constituentsn/a
Created Bynabicsales@cranebsu.com
Created On2021-01-06T09:00:00
D1124 mm
D2210 mm
D3229 mm
D495 mm
DescriptionThe NABIC Fig 520 flanged valve has been designed primarily for use on unvented hot water Heating systems, where a high capacity, emergency steam relief capability is required.
Documentation Certificateswww.bimstore.co/products/fig-520-high-lift-safety-valve/document/product-certificates
Documentation Installation Guidewww.bimstore.co/products/fig-520-high-lift-safety-valve/document/installation-guide
Documentation Literaturewww.bimstore.co/products/fig-520-high-lift-safety-valve/document/product-literature
Documentation Maintenancewww.bimstore.co/products/fig-520-high-lift-safety-valve/document/maintenance-information
Documentation Technicalwww.bimstore.co/products/fig-520-high-lift-safety-valve/document/technical-data-sheet
Duration UnitYears
End ConnectionsThreaded female inlet and outlet connections. Outlet connection is one size larger than inlet connection. Threaded connections are Rp (BSP) parallel to BS EN 10226-1. NPT connections are available upon request.
Expected Life0
External Diameter 1100 mm
Featuresn/a
Finishn/a
Fitting MaterialBrass
Graden/a
H120 mm
H2157 mm
Half D162 mm
Half D2105 mm
Hex VisYes
Ifc Export AsIfcValve
Ifc Export TypeIfcValveTypeEnum.CHECK
KeynoteS
ManufacturerNABIC
Manufacturer NameNABIC
MaterialBronze
MediumHot water, steam, compressed air and inert gasses, Co2 (to 20°C), ethylene glycol, potable water
ModelSafety Relief Valves - Fig 520
Model NumberN-520-100
Model ReferenceSafety Relief Valves - Fig 520
NBS DescriptionSafety valves
NBS Object NameNABIC - Safety valves
NBS Office Master Tagn/a
NBS Reference90-10-90/376
Nominal Depth344 mm
Nominal Diameter100 mm
Nominal Height469 mm
Nominal Length344 mm
Pressure Rating0.4 to 12.5 bar
Production Year2021
Product Page URLwww.nabicvalves.com/product/safety-relief-valves/fig-520-high-lift-safety-valve
Product TestingAll valves are shell and seat tested (to confirm set pressure) before leaving the factory and all valves are supplied pre-set with a tamper proof seal. Pressure Test Certificate and Letters of Conformity available on request.
R53 mm
Referenced Standardn/a
Replacement Costn/a
Shapen/a
Size2-1/2" x 3"
Spare Partsn/a
Temperature Rating-20 Degree C to 195 Degree C
Type CommentsN-520-100
Type NameN-520-100
URLwww.nabicvalves.com/
Valve D4134 mm
Valve Offset205 mm
Warranty Descriptionn/a
Warranty Duration Labor0
Warranty Duration Parts5
Warranty Duration UnitYears
Warranty Guarantor Labornabicsales@cranebsu.com
Warranty Guarantor Partsnabicsales@cranebsu.com

Sustainability & Environmental Data

Not available.

Environmental Product Declarations

There are no EPDs.

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Bimstore on 09 May 2026

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Fig 520 - High Lift Safety Valve

Description

Object Data

Last Updated

Available Software

BS1192:4

BSB

EPD

Accompanying literature

Object User Guide

Installation Guide

Technical Data Sheet

Product Data Sheet

Object metadata

Sustainability & Environmental Data

Environmental Product Declarations

Comments

Bimstore on 09 May 2026

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Fig 520 - High Lift Safety Valve

Description

Object Data

Last Updated

Available Software

BS1192:4

BSB

EPD

Bimstore on 09 May 2026

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