SACOR BUSINESS GROUP-2019 COMPANY CATALOGUE SACOR BUSINESS GROUP 2019 COMPANY CATALOGUE | Page 112

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GuIde tO HaZardOus lOcatIONs
Types of Protection
type of
Protection
code
Permitted
use
Increased Safety AEx e
EEx e
Ex Marking
Zone 1 EN 50 019 (until July 2006)
or EN 60079-7
Zone 1 IEC 60079-7
Class I, Div 2 FM 3611
Ex e
Non-Incendive (NI)
Non-Sparking AEx nA
ex d [ia] IIc t5
Type of Protection
Group
U.S. NEC ® 505
Permitted Class
class I, Zone 1, aex d [ia] IIc t5
I.S. Output
Permitted Zone
Explosion Protected
Gas Group
U.S. NEC ® 500
Type of Protection
(optional except for I.S.)
Permitted
Class
Explosionproof with I.S. Outputs, Class I,
Division 1, Groups A, B, C, D, T5
Permitted Division
(optional except for Division 2)
Temperature Class
(T5 and T6 optional)
Permitted Gas Group
EU (Directive 94/9/EC) – ATEX (from July 1, 2003)
Gas Group
Type of Explosive Atmosphere:
G (for gas, vapor and mist)
D (for dust)
Explosion
Protection
Marking
Identification Number of
Notified Body Involved
in Production Control Stage
Category: 1 (for Zone 0 or 20)
2 (for Zone 1 or 21)
3 (for Zone 2 or 22)
Equipment Group: I (for mines)
II (for other than mines)
Zone 2
(Zone 22 -
dust)
U.S.
NEC ® 505 Zone 0 Zone 1 Zone 2
Class I, Zone 1 FM 3600 (ISA 12.22.01*) NEC ® 500 Division 1 Division 1 Division 2
Zone 1 EN 50 018
Zone 1 IEC 60079-1
Class I, Zone 1 FM 3600 (ISA 12.25.01*) I
Class I, Div 1
Class I, Div 2
Zone 1
Zone 2
Zone 1
Zone 1
Zone 2
Zone 2
Class I, Zone 2
.
.
Contain the
explosion and
extinguish
FM 3620
FM 3620
EN 50 016
EN 50 021
IEC 60079-2
IEC 60079-2
IEC 60079-2
IEC 60079-15
FM 3600 (ISA 12.12.02)
Hydrogen
Ethylene
Propane
Limit energy
of sparks and
surface
temperature
I Methane
IIA Acetone
Ethane
Ammonia
Benzol (pure)
Acetic acid
Methane
(natural gas)
Methanol
Propane
Toluene
Coal gas
(lighting gas)
Hydrogen
II B
II C
•
•
T2
Ethanol
i-Amyl acetate
n-Butane
n-Butyl alcohol
Fibers
Temperature Class
-
mable
gas out
Maximum
Surface
Temperature
450° C
300° C
280° C
260° C
230° C
215° C
200° C
180° C
165° C
160° C
135° C
120° C
100° C
85° C
T3
Benzene
Diesel fuel
Aircraft fuel
Heating oil
n-Hexane
T4
U.S. (NEC®505)
IEC
EU
T1
T2
T3
T4
T5
T6
U.S.
(NEC®500)
T1
T2
T2A
T2B
T2C
T2D
T3
T3A
T3B
T3C
T4
T4A
T5
T6
Ingress Protection (IP) Codes
.
T5
Acetylaldehyde
Ethylether
First Number Second Number
Protection Against Solid
Bodies Protection Against Liquid
0 No protection No protection
1 Objects greater than 50 mm Vertically dripping water
2 Objects greater than 12 mm 75˚ to 90˚ dripping water
3 Objects greater than 2.5 mm Sprayed water
4 Objects greater than 1 mm Splashed water
5 Dust-protected Water jets
6 Dust-tight Heavy seas
7 Effects of immersion
8 Indefinite immersion
Approximate U.S. Enclosure Type Equivalent to IPXX
Type → IP Type → IP Type → IP
1
10 3S
54 6 and 6P 67
2
11 4 and 4X 55 12 and 12K 52
3
54 5
52 13
54
3R
14
Ethylene
Acetylene
Coal Dust
U.S. (NEC®505) U.S. (NEC®500)
IEC
EU
Group IIC
Class I/
Group A
(Group IIB
Class I/
+ H 2 )
Group B
Group IIB
Class I/
Group C
Group IIA
Class I/
Group D
Group I*
Mining*
None
Class II/
Group E
None
Class II/
Group F
None
Class II/
Group G
None
Class III
*Not within scope of NEC. Under jurisdiction of
MSHA.
Classification of Gases and Vapours into
EXPLOSION GROUPS and TEMPERATURE CLASSES
T1
Methane
Metal Dust
Grain Dust
Zone 1 EN 50 015
Zone 1 IEC 60079-6
.
ational
or rticle
Explosion Groups
Acetylene
Zone 1 EN 50 028
Zone 1 IEC 60079-18
Class I, Zone 1 FM 3600 (ISA 12.16.01*)
ased on IS
classification per I
classification per
.S. classification per
SI
lectric ode
rticle
Typical
Gas/Dust/Fiber
EN 50 021
IEC 60079-15
EN 50 021
IEC 60079-15
FM 3620
Zone 2 EN 50 021
Zone 2 IEC 60079-15
Class I, Zone 1 FM 3600 (ISA 12.23.01*)
EEx o
Ex o
lso s all comply wit IS
ATEX – Atmosphère Explosible
CENELEC – European Committee for
Electrotechnical Standardization
EU – European Union
IEC – International Electrotechnical Commission
I.S. – Intrinsically Safe
MShA – Mine Safety and Health Administration
NEC ® – National Electric Code ®
Zone 1
(Zone 21 -
dust)
Zone 2
Zone 2
Zone 2
Zone 2
Class I, Div 1
EEx nR
Ex nR
Encapsulation AEx m
EEx m
Ex m
Oil Immersion AEx o
II 2 G
Acronyms
Zone 0
(Zone 20 -
dust)
Zone 1 EN 50 017
Zone 1 IEC 60079-5
Class I, Zone 2 FM 3600 (ISA 12.12.02)
EEx nA
Ex nA
EEx nL
Ex nL
Pressurized Type X
Type Y
Type Z
EEx p
EEx nP
Ex px
Ex py
Ex pz
Ex nZ
Restricted Breathing AEx nR
I.S. Output
0000
IEC/EU
Note 2: For associated intrinsically safe apparatus not suitable for installation in a
a ardous area bot t e symbol
and t e symbol for t e type of protec-
tion ia or ib are enclosed within the same square brackets, for example, [AEx ia] IIC;
In this case, a temperature class is not included.
Class I, Zone 2 FM 3600 (ISA 12.12.02)
Limited Energy AEx nA
eex d [ia] IIc t5
CE Conformity Marking
Flammable
Material
Present
Abnormally
EEx nC
Zone 2 EN 50 021
Ex nC
Zone 2 IEC 60079-15
Class I, Div 1 FM 3610†
Intrinsic Safety (IS)
AEx ia
Class I, Zone 0 FM 3610†
AEx ib
Class I, Zone 1 FM 3610†
EEx ia
Zone 0 EN 50 020/39
EEx ib
Zone 1 EN 50 020/39
Ex ia
Zone 0 IEC 60079-11
Ex ib
Zone 1 IEC 60079-11
Note 1: For associated intrinsically safe apparatus suitable for installation in a
hazardous area, the symbols for the type of protection ia or ib are enclosed within
square brackets, for example, AEx d[ia] IIC T4.
Type of Protection Temperature
Class
European
Group
Standard
Explosion
Protected
Flammable
Material
Present
Intermittently
No arcs,
sparks or
hot surfaces
Zone 2 EN 50 021
Zone 2 IEC 60079-15
Class I, Div 1 FM 3615
EEx d
Ex d
Powder-Filled AEx q
EEx q
Ex q
Enclosed Break AEx nC
American National Standard Group
Type of
Temperature
Protection
Class
Area Classification
Flammable
Material
Present
Continuously
Class I, Zone 2 FM 3600 (ISA 12.12.02)
EEx nA
Ex nA
Explosionproof (XP)
Flameproof AEx d
Temperature Class
Protection
Principle
Class I, Zone 1 FM 3600 (ISA 12.16.01*)
IEC
Gas Group
Explosion Protected
I.S. Output
standard
Carbon
disulphide