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Selection Guide | Threaded In-Line Flame Arrestors
Vent Stack Flame Arrestor Series 8800 & 9900 | Free Vent Flame Arrestor
Series 7 In-Line Flame Arrestor | Series 8 High Pressure Deflagration Flame Arrestor
Detonation Flame Arrestors | Pressure Vacuum Relief Valve with Flame Arrestor
Flame Arrestor Certifications | Vapor Flow Equations

Flame Arrestor Certifications

Available Approvals for Deflagration Flame Arrestors*

Series 7 Deflagration Arrestors

Model

Group IIA (D)

Group IIB3(C)

ATEX
EN 12874

Factory Mutual

ATEX
EN 12874

70402

X

X

X

70602

X

 

X

70603

X

X

X

70803

X

 

X

70804

X

X

X

71204

X

 

X

71206

X

X

X

71606

X

 

X

71608

X

X

X

72008

X

 

X

72010

X

X

X

72410

X

 

X

72412

X

X

X

* Applicable approvals must be specified prior to manufacture and will be indicated on the product nameplate.


Available Approvals for Free Vent Flame Arrestors*

Free Vent Flame Arrestor (FVFA)

Model

Group IIA (D)

Group IIB3(C)

ATEX
EN 12874

ATEX
EN 12874

402

X

X

602

X

X

603

X

X

803

X

X

804

X

X

1204

X

X

1206

X

X

1606

X

X

1608

X

X

2008

X

X

2010

X

X

2410

X

X

2412

X

X

* Applicable approvals must be specified prior to manufacture and will be indicated on the product nameplate.


Available Approvals for Detonation Arrestors*

Detonation Flame Arrestor - Group D (IIA)

Model

Type of Detonation

ATEX
w/Short Time Burn Rating

U.S. Coast Guard and
ATEX/U.S. Coast Guard
w/ Endurance Burn Rating**

DFA 402

UNSTABLE

X

 

DFA 602

UNSTABLE

X

X***

DFA 603

UNSTABLE

X

 

DFA 803

UNSTABLE

X

X

DFA 804

UNSTABLE

X

 

DFA 1004

UNSTABLE

 

X

DFA 1204

UNSTABLE

X

X

DFA 1206

UNSTABLE

X

X

DFA 1608

UNSTABLE

X

X

DFA 2010

UNSTABLE

X

X

DFA 2412

UNSTABLE

X

X

DFA 2814

UNSTABLE

 

X

DFA 3016

UNSTABLE

 

X

DFA 3418

UNSTABLE

 

X

DFA 3620

UNSTABLE

 

X


 

Detonation Flame Arrestor - Group C (IIB3)

Model

Type of Detonation

ATEX
w/Short Time Burn Rating

U.S. Coast Guard and
ATEX/U.S. Coast Guard
w/ Short Time Burn Rating

DFA 402

UNSTABLE

X

 

DFA 602

UNSTABLE

X

X

DFA 603

UNSTABLE

X

 

DFA 803

UNSTABLE

X

X

DFA 804

UNSTABLE

X

 

DFA 1004

UNSTABLE

 

X

DFA 1204

UNSTABLE

X

X

DFA 1206

UNSTABLE

X

X

DFA 1608

UNSTABLE

X

X

DFA 2010

UNSTABLE

X

X

DFA 2412

UNSTABLE

X

X

DFA 2814

UNSTABLE

 

X

DFA 3016

UNSTABLE

 

X

DFA 3418

UNSTABLE

 

X

DFA 3620

UNSTABLE

 

X

* Applicable approvals must be specified prior to manufacture and will be indicated on the product nameplate.

** Endurance burn rating applicable only to concentric configuration.

*** Short-time burn rating only for both concentric and eccentric configurations of this model.

 

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