Connecting up
6.2 Suitable cables for power supply and Ethernet
SCALANCE W786-x
Operating Instructions, 11/2014, A5E03678337-07
37
WARNING -Cat. Nos. EAPN-Wx-yy-zx (Canadian installation only):
- TC cable type and manufacturer shall be specified: Listed (QPOR), Type JZ-604 TC
manufactured by Helukabel GmbH.
- The TC cable for the power supply must be installed in areas of industrial establishments
that are inaccessible to the public and in a manner that meets the requirements in Rule 12-
2202(2) of the CEC:
Installed in conduit, other suitable raceway, or direct buried, when not in cable tray. Provided
with mechanical protection where subject to damage either during or after installation.
Installed only where qualified persons service the installation.
When operated in potential hazardous areas:
WARNING - Explosion Hazard – Do not disconnect while circuit is live unless area is known
to be non-hazardous.
6.2
Suitable cables for power supply and Ethernet
Cable specification
The following table lists the requirements for a cable depending on the use case.
Application
Specification
Direct 24 V DC supply
•
Round cable cross-section with
6 to 8 mm diameter.
Two-wire cable with 0.5 to 1.5 mm
2
cross-section
per wire.
•
Permitted tensile load at least
100 N.
•
UL listing: Type PLTC or ITC
Power supply adapter 12 to 24 VDC
•
Round cable cross-section with
6 to 8 mm diameter.
Two-wire cable with 0.5 to 1.5 mm
2
cross-section
per wire.
•
Permitted tensile load at least
100 N.
•
UL listing: Type PLTC or ITC
Power supply adapter 100 to 240 VAC
•
Round cable cross-section with
6 to 8 mm diameter.
•
Three-core cable with 0.5 - 1.5 mm
2
cross sec-
tion of the individual cores.
•
Permitted tensile load at least
100 N.