2.2 Explanation of the ATEX label
in accordance with Directive 2014/34/EU and standards EN ISO
80079-36, -37
Explanation of the pump’s ATEX labelling Makro TZ
Unit group
II
No mines or associated underground systems, which can be endangered by firedamp - Unit
for use in other areas at risk from explosion
Other parameters
3G Ex h
(Example)
Explosion group
IIC
for explosion group IIC gas
- refer to your explosion protection document
IIB
for explosion group IIB gas
- refer to your explosion protection document
Temperature class
T3
for Temperature class T3 gas
- refer to your explosion protection document
T4
for Temperature class T4 gas
- refer to your explosion protection document
Equipment protection level (EPL)
Gb
high EPL
use possible in zones 1 and 2
- refer to your explosion protection document
Gc
normal EPL
use possible in zone 2
- refer to your explosion protection document
Suffix X
X
Special conditions - refer to the Declarations of Con‐
formity and EC-type examination certificates
Safety chapter
24
