Approval/Certificate/Document of Conformity

SCHEDULE
EU-TYPE EXAMINATION CERTIFICATE Sira 05ATEX1288X
Issue 5
This certificate and its schedules may only be
reproduced in its entirety and without change
CSA Group Netherlands B.V.
Utrechseweg 310,
6812 AR, Arnhem Netherlands
DQD 544.11 Rev 2018-04-20 Page 7 of 9
Entry
thread
size
Gland
size
Max. Ø
over cores
(mm)
Max.
number
of cores
Max. inner
sheath
(mm)
Outer sheath
(standard) (mm)
Braid dia.
Min.
Max.
Min.
Max.
M20 x 1.5
20S
10.4
8
11.7
9.4
0.15
0.15
0.35
M20 x 1.5
20
12.5
14
14.0
12.0
0.15
0.15
0.5
 The lusion of a brass continuity washer within the KUB, KB, KBOS and KSB cable glands ranges
enabling them to be used with lead inner sheathed cables; glands with this modification are
identified with a ‘2’ in their type number.
Variation 2 - This variation introduced the following changes:
i. Following appropriate re-assessment to demonstrate compliance with the requirements of the
EN 60079 series of standards, the documents originally listed in section 9, EN 50014:1997
(amendments 1 and 2), EN 50018:2000 and EN 50281-1-1:1998, were replaced by those currently
listed, the markings in section 12 were updated accordingly.
Variation 3 - This variation introduced the following change:
i. The UK manufacturing site was removed from the certificate.
Variation 4 - This variation introduced the following changes:
i. To allow the ambient range to be extended from -60°C to +85°C to -60°C to +135°C.
ii. The introduction of a new protection coding ‘Ex e IIC’ is recognised, the descriptions have been
amended to reflect the introduction of this new coding.
iii. An assessment to the latest standards was conducted, reference to EN 61241-0 and EN 61241-0
was removed and IEC 60079-31:2008 introduced.
iv. The KUB Range can now be used as a Reversible Line Bushing.
v. An rease of the IP rating degree of protection to IPX8 at 100 m for 7 days.
vi. To allow the maximum number of cores permitted to be reased, description was modified
accordingly.
vii. The assessment of the dust marking against EPL ‘Da’; as a result the marking at section 12 has
been amended accordingly.
viii. The KB Range can now be used as a Line Bushing for terminating flying leads or for the direct
inter-connection of associated enclosures.
ix. Following appropriate reassessment, EN 60079-0:2009 has been replaced by EN 60079-0:2012,
the marking has been amended to remove the IP rating as a result of this assessment.
x. Following appropriate reassessment, IEC 60079-31:2008 has been replaced by EN 60079-31:2009,
the Special conditions for Safe Use have been amended to reflect this assessment.
Variation 5 - This variation introduced the following changes:
i. To modify/introduce the following changes to type KUB and KBOS and KSB and KB Cable Glands:
 KUB and KBOS and KSB and KB standard trade M100 / 4” NPT duplicated information was
removed from the General Arrangement Drawing
 KSB and KB, gland sizes 50S, 63S and 75S were introduced.
 KSB, gland size 75, metric M75, has reduced and replaced the standard NPT female connection
thread size from 3” NPT to 2 ½” NPT. Reducing the alternative female connection thread size
from 3” NPSM to 2 ½” NPSM