EJB

Junction box IIB+H2

EJB series junction boxes are suitable for installation in any areas of a plant where there is a risk of explosion and/or classified as Zone 1, 2, 21, 22. The quality of this product is recognized and valued the world over for its aluminium alloy and the mechanical property of its finishes. The EJB series is mostly used as a box to carry terminals and busbars, fuse carriers, transformers, reactors and barriers, though it is also used to produce control and signalling boards, light and power boards and surge arresters, and motor starter boxes with various configurations, which are custom made to the requirements of our customers worldwide.

  • Group IIB+H2.
  • IP 66/67.
  • Cast hinges (except for EJB-01).
  • Available with round or square window for viewing analog or digital instruments.

Execution
Ex db, Ex tb, Ex d, Ex td
IP Grade
66/67/66;66
Zone
1-2-21-22
Material
Aluminum

Construction:

Body and lid in low copper content aluminium alloy. Stainless steel cover bolts. Internal/external earth screws. RAL 7035 polyester coating. Galvanized steel mounting brackets. Silicon gasket.

Certificates:

Type:
ATEX
Marking:
II 2GD Ex db IIB+H2 Gb
I M2 Ex db I Mb (EJBX)
Ex tb IIIC Db
Description:
Component
Company:
cortem
Type:
ATEX
Marking:
II 2GD Ex d IIB+H2 T5/T6 Gb
Ex tb IIIC T85°C
T100°C Db
IM2 Ex d I Mb (EJBX)
Description:
With terminals
Company:
cortem
Type:
ATEX
Marking:
II 2GD Ex db IIB+H2 T.. Gb
Ex tb IIIC T..°C Db
Description:
Conformity
Company:
cortem
Type:
ATEX
Marking:
Ex d [ia Ga] IIB+H2 T5/T6 Gb
Ex d [ia Ga] IIB+H2 T5/T6 Gb
Ex tb [ia Da] IIIC T85°C
T100°C Db
Description:
Conformity and interface units
Company:
cortem
Type:
ATEX
Marking:
II 2GD Ex d IIB+H2 T5/T6
Ex tD A21 T85°C
T100°C
Description:
Surge arresters
Company:
cortem
Type:
INMETRO
Marking:
II 2(1) GD Ex d [ia] IIB Ex tD A21 T5/T6 IP65/66/67
II 2GD Ex d IIB+H2 T6
T5
T4 Gb Ex tb IIIC T85°C
T100°C
T135°C Db IP66/67
II 2(1)GD Ex d [ia Ga] IIB+H2 T6
T5 Gb Ex tb [ia Da] IIIC T85°C
T100°C Db IP66/67
Description:
Junction box
Company:
cortem
Type:
INMETRO
Marking:
Description:
Junction box
Company:
cortem
Type:
IECEx
Marking:
Ex db I Mb
Ex db IIB+H2 Gb
Ex tb IIIC Db
Description:
Component
Company:
cortem
Type:
IECEx
Marking:
Ex db I Mb (only EJBX)
Ex db IIB+H2 T… Gb
Ex tb IIIC T… Db
Description:
Command, control and signalling enclosures
Company:
cortem
Type:
IECEx
Marking:
II2(1)GD
Ex db [ia Ga] IIB+H2 T…Gb
Ex tb IIIC T…°C Db - IP66/67
Description:
Interface units
Company:
cortem
Type:
IECEx
Marking:
Ex d [ia Ma] I Mb
Ex d [ia Ga] IIB+H2 Gb
Ex tb [ia Da] IIIC Db
Description:
Terminal boxes
Company:
cortem
Type:
TR CU
Marking:
Ex db IIB Gb U Ex db IIB+H2 Gb U Ex tb IIIC Db U IP66/IP67
1Ex db IIB T6/T5 Gb X Ex db IIB+H2 T6/T5 Gb X Ex tb IIIC T85°C/T100°C Db X IP66/IP67
1Ex db IIB T6/T5/T4 Gb X Ex db IIB+H2 T6/T5/T4 Gb X Ex tb IIIC T85°C÷T135°C Db X IP66/IP67
Description:
Junction box
Company:
cortem

Instructions:

Code:
EJB INTERF
Description:
Control and command units or interface units
Code:
EJB..SC
Description:
Surge arresters
Code:
EJB
Description:
Enclosures
Code:
EJBE EJBXE
Description:
Command, control and signalling units