Bartec POLARIS B7-72V1 Series, User Manual

Page: 37 / 73

POLARIS PROFESSIONAL - for Zone 2 / 22
POLARIS Panel PC Professional 15" up to 24"
Installation
Technical data subject to change without notice.
08/2019
31/66
5.6 Terminal compartment X10
5.6.1 Cable entries
When connecting cables and leads to supplies / communications equipment in increased
safety protected areas, Ex certified cable entries must be used which are suitable for each
type of cable and lead. You must maintain the protection concept “e” and include a suitable
sealing element so that an IP rating of at least IP 54 is maintained.
The terminal area of the M20 cable glands is printed on the cable glands.
A different terminal area may only be substituted with a cable gland that complies with
the current version of the approval.
The assembly instructions and installation conditions for the cable glands must be
observed.
Tightening torque of the cable glands
Torque Connecting thread Nut
non-armoured cables 2.3 Nm 1.5 Nm
armoured cables 8 Nm 5 Nm
DANGER
If the power supply is active there is a danger of life in an explosive atmosphere!

Disconnect the device before starting work.

Only use certified cable glands that have been approved for the cable diameter of
the connection cable.

Unused cable glands must be sealed using an approved blanking plug.
5.6.2 Supply voltage terminal assignment
Mains Connection Variant AC
Terminal Interface Signal Remarks
X10 Supply L AC 110 - 230 V ± 10 %
X11 Supply N Neutral
X12 Supply PE Protective earth
Mains Connection Variant DC 24 V
Terminal Interface Signal Remarks
X10 Supply + DC 24 V ± 10 %
X11 Supply - 0 Volt
X12 Supply PE Protective earth