Control Techniques DIN1220075A

Dinverter A User Guide
Issue code: d2au9
40
Isolator
Contactor
AC
supply
Ground
Key to symbols
Single power cable
Two-core power cable or
two single power cables
Ground cable
0V
Output 3
Output 2
Output 1
Ground
System
controller
Control cables
to the Drives
No sensitive circuits permitted
in this zone
Power-ground
bus-bar
Connection to cable armour or
shield
Maximum length: 50mm (2 in)
L1/L
L2/N
Armoured or shielded cable
(3-phase + ground)
Alternative safety ground
connection
Three-core power cable
(twin + ground)
Fuses or
MCB
Figure 4–9 Wiring guidelines for compliance with EMC emission standards