Couplers for Ex d/e Applications

B-RM8N7N

NPT 2 1/2" / ITL=28,0mm / SW=95mm

ATEX
 CESI 13 ATEX 066X | EN 60079-0:2012+A11:2013, EN 60079-1:2014, EN 60079-7:2015, EN 60079-31:2014
IECEx
IECEx CES 13.0022X | IEC 60079-0:2011 ; IEC 60079-1:2014-06; IEC 60079-7: 2015; IEC 60079-31:2013
TR RU
No TC RU C-TR.AA87.B.00941 | ГОСТ 31610.0-2014 ГОСТ IEC 60079-1:2013 ГОСТ IEC 60079-31:2013
IN METRO
DNV 17.0055 X | ABNT NBR IEC 60079-0:2013, ABNT NBR IEC 60079-1:2016, ABNT NBR IEC 60079-7:2008 e ABNT NBR IEC 60079-31:2014
MARINE APPROVAL
TAE00003WU | IEC/EN60079-0, IEC/EN60079-7, IEC/EN60079-31 IEC/EN60079-1,
Products specifications
Material Body, Cap Brass, Brass Nickel Plated, Stainless Steel 316L
Ingress Protection Rating
IP 68 - 5 Bar, 30 min
IP 66
Operating Temperature Seal Material
CR (Chloroprene) Silicone
Ex d/e/tb -40°C to +100°C -60°C to +130°C
Equipment For Gas & Dust potentially explosive atmospheres
Suitable for use in
Group II Gas Group IIC ZONE1/ZONE2
Group III Dust Group IIIC ZONE21/ZONE 22
Equipment Marking
Ex II 2GD
Ex db IIC Gb Ex eb IIC Gb Ex tb IIIC Db
Marking Example *
BMD B-RM.. CE 0722 II 2GD Ex e IIC Gb Ex tb IIIC Db
Ta-40°C +100°C IP66/68 CESI 13 ATEX 066X IECEx CES 13.0022X
Type Protection Ex db ; Ex eb ; Ex tb
Thread Type
Metric (M) ISO Pitch 1,5
NPT (N) ANSI ASME B1.20.1
PG DIN 40430
(G) GAS UNI ISO 228/1
Inner Thread Size (Female) NPT 2 1/2"
Thread Size 2 (Female) NPT 3"
Thread Length (ITL) 28,0 mm
Thread Length 2 (ITL2) 28,0 mm
Ø (ID) 64,0 mm
Spanner Width 95 mm
Outer Ø (D) 105,0 mm
Total Height (L) 64,0 mm
Part Number B-RM8N7N
Order Coding
Part Number
Mandatory
Material
Mandatory
See table
B Brass
BN Brass Nickel plated
X Stainless steel 316L
Example
B-RM8N7N BN