CD Automation srl
REVO E-3PH from 25A to 500A
User’s Manual
17
7
Wiring instructions
Caution:
this procedure must be performed only by qualified persons.
The Thyristor unit could be susceptible to interferences lost by near equipments or by the power supply,
for this reason in accord to the fundamental practices rules is opportune take some precautions:
The electronic circuit of the Thyristor unit must be supplied from a dedicated voltage and not with
inductive or capacitive loads. We recommend the use of a screened transformer.
The coil contactor, the relays and other inductive loads must be equipped with opportune RC filter.
Use shielded bipolar cables for all the input and output signals.
The signal cables must not be near and parallel to the power cables.
Local regulations regarding electrical installation should be rigidly observed.
For safety connect the heat-sink to the earth with his terminal.
7.1
Wiring details
Use copper cables and wires rated for use at 75°C only.
7.1.1
Power cable torque (suggested)
Current
Connector
Type
Torque
Lb-in (N-m)
Wire
Range
AWG / kcmil
Wire
Terminal
25A÷225A
Terminal Block
M8
265 (30.0)
8
4/0
Copper wire
Compact (Solid) Stranded
300A
Bus Bar
with M8 screw
505 (57.0)
2x1/0
350
UL Listed (ZMVV)
Copper Tube Crimp. Lug
350A÷400A
Bus Bar
with M10 screw
505 (57.0)
2x3/0
600
UL Listed (ZMVV)
Copper Tube Crimp. Lug
450A
Bus Bar
with M10 screw
505 (57.0)
Bus Bar 30x6mm
500A÷600A
Bus Bar
with M10 screw
505 (57.0)
Bus Bar 60x4mm
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