End of Line Flame Arrester

End of Line Flame Arrester

End of Line Flame Arresters

Elmac Technologies® can supply different types of end of line deflagration flame arresters, suitable for a wide variety of industries and applications. EVA, EVB, and AVC flame arresters have replaceable elements and are suitable for IIA, IIB3, and IIC gas groups respectively. SV and SVE arresters are small, light-duty arresters with fixed elements, whilst FE-IE arresters are for use with pressure and/or vacuum relief valves.

End-of-line deflagration flame arresters are designed to be installed at the end of a pipeline or exit vent from a vessel, where the ignition source is external, to provide protection against atmospheric deflagration.

We distribute this end of line flame arrester in India, Singapore and Malaysia.

End-of-line Deflagration Flame Arresters

End of Line Flame Arresters

The tables below show which products are suitable for which explosion (gas) groups, as well as the connection sizes available. Click the arrester image for detailed product information for each series.

Series Explosion Group
Suitability
Size Range
Nominal Bore
Operating Limits Features
 

EVA

ATEX (IEC)
IIAUS (NEC)
Group D (MESG > 0.9 mm)
15mm – 600mm

1/2″ – 24″

-20°C – +60°C

-4°F – +140°F

E-Flow Technology
Removable Elements
Extensive Options List
 

EVB

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65)
15mm – 600mm

1/2″ – 24″

-20°C – +60°C

-4°F – +140°F

E-Flow Technology
Removable Elements
Extensive Options Lis
 

AVC

ATEX (IEC)
IIA, IIB3, IIB, IICUS (NEC)
Group D, Group C, Group B
25mm – 150mm

1″ – 6″

-20°C – +60°C

-4°F – +140°F

Removable Elements
Extensive Options List

Lightweight End of Line Flame Arresters

Series Explosion Group
Suitability
Size Range
Nominal Bore
Operating Limits Features
 

ERB

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65)
10mm – 80mm

3/8″ – 3″

-20°C – +60°C

-4°F – +140°F

Stainless Steel Models
Fixed Elements
Threaded Connections
 

SV

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65)
15mm – 50mm

1/2″ – 2″

-20°C – +60°C

-4°F – +140°F

Light Alloy Models
Fixed Elements
Threaded Connections

High Temperature End of Line Flame Arresters

Series Explosion Group
Suitability
Size Range
Nominal Bore
Operating Limits Features
 

EHB

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65
15mm – 600mm

1/2″ – 24″

-20°C – +150°C

-4°F – +302°F

Extended Operating Limits
E-Flow Technology
Removable Elements

Short Time Burn End of Line Flame Arresters

Series Explosion Group
Suitability
Size Range
Nominal Bore
Operating Limits Features
 

ESA

ATEX (IEC)
IIAUS (NEC)
Group D (MESG > 0.9 mm)
15mm – 600mm

1/2″ – 24″

-20°C – +150°C

-4°F – +302°F

Short-Time Burn Capability
Extended Operating Limits
E-Flow Technology

End of Line Flame Arresters for use with Pressure/Vacuum Relief Valves

Series Explosion Group
Suitability
Size Range
Nominal Bore
Operating Limits Features
 

FE-IE

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65)
15mm – 300mm

1/2″ – 12″

-20°C – +60°C

-4°F – +140°F

Removable Element

Legacy Products

The products below have been superceded by the improved models shown above.
Elmac continue to support these products through the lifetime of their operation.

Series Explosion Group
Suitability
Size Range
Nominal Bore
Operating Limits Features
 

AVA

ATEX (IEC)
IIAUS (NEC)
Group D (MESG > 0.9 mm)
15mm – 400mm

1/2″ – 16″

-20°C – +60°C

-4°F – +140°F

Removable Element
Smaller sizes operate
up to 150°C
 

FE-EXH

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65)
15mm – 400mm

1/2″ – 16″

-20°C – +60°C

-4°F – +140°F

Removable Element
Smaller sizes operate
up to 150°C
 

SVE

ATEX (IEC)
IIA, IIB3US (NEC)
Group D, Group C (MESG ≥ 0.65)
10mm – 50mm

3/8″ – 2″

-20°C – +60°C

-4°F – +140°F

Stainless Steel Models
Fixed Elements
Threaded Connections
Lightweight

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