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Chapter 2
Table 2.1 Supply Cord Wiring Colors
UK
(BS 1363)
EUROPE
(CEE 7/7)
USA
(NEMA 5-15P)
Earth: Green-and-yellow Green-and-yellow Green
Neutral: Blue Blue White
Live: Brown Brown Black
If the colors do not correspond with the colored markings identifying the terminals in
a locally supplied plug, proceed as in Annex B. The inclusion of Table 2.2 is for
reference.
Table 2.2 Non Standard Supply Cord Wire Colors
Wire Color (UK) Action
green-and-yellow
...must be connected to the terminal in the plug which is marked
with the letter E or the safety earth symbol or colored green or
green-and-yellow.
blue
...must be connected to the terminal in the plug which is marked
with the letter N or colored black.
brown
...must be connected to the terminal in the plug which is marked
with the letter L or colored red.
2.5.3 Connecting the Equipment to the AC Power Supply
As there is no mains power switch fitted to this unit, ensure the local AC power
supply is switched OFF before connecting the supply cord. Connect the mains lead
to the equipment and then to the local supply.
2.6 Protective Earth/Technical Earth
Warnings!
This unit must be correctly earthed through the molded plug supplied; if the local
mains supply does not have an earth conductor do not connect the unit. Contact
Ericsson Customer Services for advice.
Before connecting the unit to the supply, check the supply requirements in Annex B.
The terminal marked at the rear panel is a Technical Earth. Its use is
recommended. This is NOT a protective earth for electric shock protection. The
terminal is provided to:
1. Ensure all equipment chassis fixed within a rack are at the same technical earth
potential.
EN/LZT 790 0005 R1A
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