GEARex
®
Operating/Assembly instructions
KTR-N
Sheet:
Edition:
40310 EN
35 of 36
15
Please observe protection
note ISO 16016.
Drawn:
2019-09-19 Pz/Wb
Replacing:
KTR-N dated 2017-01-02
Verified:
2019-09-19 Pz
Replaced by:
The GEARex
®
all-steel gear coupling is marked with ATEX on the front of the hub or on the outside diameter of
the sleeve, respectively.
For the complete marking refer to the operating/assembly instructions and/or the delivery note/package.
Marking is as follows:
GEARex
®
<Year>
I M2 Ex h I
Mb
II 2G Ex h IIC
T6
… T4
Gb
II 2D Ex h IIIC T80 °C
… T110 °C Db
-
30 °C ≤ T
a
≤ +60 °C … +90 °C
KTR Systems GmbH, Carl-Zeiss-Straße 25, D-48432 Rheine
Short marking:
(A short marking is only made if not possible differently for reason of space or functioning.)
GEARex
®
<Year>
Deviating marking applies until 31st October 2019:
Short marking:
II 2G c IIC T X/II 2D c T X/I M2 c X
Complete marking:
II 2G c IIC T6, T5 resp. T4
-30 °C
T
a
+65 °C, +80 °C resp. +90 °C
II 2D c T 110 °C -30 °C
T
a
+90 °C
I M2 c -30 °C
T
a
+90 °C
Substance group - gases, mists and vapours:
The marking with explosion group llC includes the explosion groups llA and llB.
Substance group - dusts:
The marking with explosion group lIlC includes the explosion groups lIlA and lIlB.
If the symbol
was punched in addition to marking
, the coupling component was supplied by KTR as an
unbored or pilot bored version (see chapter 4.2 of the present operating/assembly instructions).
10
Enclosure A
Advice and instructions regarding the use in
potentially explosive atmospheres
10.3
marking of coupling for potentially explosive atmospheres
