Model 931-B - BS&B Safety Systems Gulf Coast

Model 931-B

Performance Features

In-line deflagration arrester / in-line detonation arrester
Stable and unstable detonation
EC prototype test certificate according to ATEX Directive 2014/34/EU and EN ISO 16852:2016
Available in nom. Diameter: DN6 (1/8”) – DN15 (1/2”)

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Specification Options
Materials
Documentation

Protection

Gas/air mixtures for explosion groups up to and including IIC (NEC Group B), MESG < 0.50mm

Connection Type

Rp to ISO 7-1 (DIN 2999)
BSP to BS 21
NPTF to ANSI B1.20.3
Other types available upon request

Compliance with Guidelines

ATEX 2014/34/EU
EN ISO 16852:2016

Materials of Construction

	Carbon Steel	Stainless Steel	Other Materials on request
Metal Foil Element	✓	✓	✓
Body / Cover	✓	✓	✓

Painting Options Available

Dimensions

DN		A		B		N=2		N=3		N=4		N=5		N=2		N=3		N=4		N=5		SW		N=2	N=3	N=4	N=5
DN		A		B		C*								D*								SW		Weight
in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	in	mm	kg	kg	kg	kg
0.125	6		45		25		60		72		84		96		81		93		105		117		22	0.57	0.76	0.86	0.96
0.25	8				25																		22
0.375	10				28																		24
0.5	15				28																		24

* N: number of metal foil elements

Product Literature

Model 933-S Brochure

In-Line Deflagration Arrester / In-Line Detonation Arrester

Installations

Model 933-S – 100.1 and 150.1/6x0.3-d/DeC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 100.1/4x0.3/EAP1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 100.1/4x0.3/Idp

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 100.3/6x0.3/DeC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 125.1 to 200.1/2x0.7/m

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 125.2 to 200.2/2x0.5/75IIAP2T3

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 150.1 to 250.1/3x0.5/pC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 150.1/10x0.2/30IICP1T5

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 150.1/6x0.3-d/iDp

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 200.1/4x0.4-d/De

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 200.1/6x0.5-d/DpC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 200.1/6x0.2

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 200.1/6x0.4/EO30

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 200.1/6x0.5/D4IIAP3T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 250.1 and 300.1/4x0.5/Dp

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 250.1 to 400.01/2x0.5/pC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 250.1, 200.2, and 150.3/8x0.2/ D4IICP1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 250.1, 200.2, and 150.3/8x0.2/C

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 250.1/2x0.7/p

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 250.1/6x0.2

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 300.1, 250.2, and Model 933 – 200.3/6x0.5/De1C

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 300.1/6x0.4/D4IIAP4T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 40.2 to 80.2/3x0.3/D4IIB3P2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 40.2/3x0.5/D4IIAP6T1 to 300.2/6x0.5-d/D4IIAP2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 100.3 to 200.3/4x0.4/D4IIB3P2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 150.1 to 300.1/4x0.4/D4IIB3P2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 400.01/6x0.5-d/D4IIAP2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 450.02/3x0.5/30IIAP3T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/10x0.2/30IICP1T5

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/2x0.7/m

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/3x0.3/D4IIB3P2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/3x0.3/DpC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/3x0.3/eC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/4x0.3/De

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/5x0.3/DeC

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/6x0.2/IICP1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1 to 100.1/8x0.2/IICP1T3

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/10x0.2/30IICP1T5 to Model 933 – S100.1/10x0.2/30IICP1T5

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/3x0.4/IIB3P2T1 to 150.1/3x0.4/IIB3P1T1 and Model 933-S – 200.1/3x0.5/IIB3P1T1 to 350.1/3x0.5/IIB3P1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/3x0.5/D4IIAP6T1 to 350.1/6x0.5-d/D4IIAP2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/4x0.4/EOP1T1 to 100.1/4x0.4/EOP1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/4x0.5/e

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/6x0.2/D4IICP2T1 to 200.1/8x0.2-d/D4IICP2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.1/6x0.3/iDe to Model 933-S80.1/6x0.3/iDe

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.4 to 100.1/10x0.2/D2IICP2T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 50.4/7x0.3/iDe

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 500.01/6x0.5-d/D4IIAP1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 600.1/3x0.5/50IIAP1T1

In-Line Deflagration Arrester / In-Line Detonation Arrester

Model 933-S – 80.1 3x0.5/mC

In-Line Deflagration Arrester / In-Line Detonation Arrester