Holtec Automatic A/S
Agervigvej 46, Næsbjerg
68oo Varde
Tlf. +45 76767676 Fax. +45 76767677
e-mail: holtec@holtec.dk
Project title: 11kW Dryice Pelletizer PR350
Case no.: PR750H / PR350H
Page 6 of 56
Last print: 1/6/2011 3:50:48 PM
Last edit: 1/6/2011
Customer: IceTech A/S
PC|SCHEMATIC Automation File name: F:\Projekt\Ice-Tech\2011\IT1103 PR350H\Documentation\PDF\IT1103
Page title: Conducttionor Identification
Project rev.:
Last rev.:
Number of pages: 73
Conducttionor Identification
Internal Conductor Identification
Internal conductors/wires are identified by the terminal no. off the component in which they are installed.
Colour markings internal conductors
Conductor colours used internally in the control panel are in compliance with EN60204-1.
- black: AC & DC power circuits
- light blue: Neutral conductor in power circuits
- yellow/green: Protection earth
- red: AC control circuits
- dark blue: DC control circuits
- orange: Control circuits supplied from an external power source
Colour markings external conductors (cables)
The table below show the English abbreviations used for connection lines (wires in cables).
The colour markings are compliant with DS/EN 60757.
Colour markings of multi coloured wires in a cable:
F.ex.: red & blue rdbu.
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