Power And Motor Connections (Three Phase) - Invertek Optidrive E3 Series Easy Start Manual

Easy Start Guide
Invertek Optidrive E3 Inverter (IP20, 3ph output)

2. Power and Motor Connections (Three Phase)

SUPPLY
(Earth)
(Earth)
(Screen)
MOTOR
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Phase
Phase
Phase
U, V, W
(Phases)
Before commencing, confirm that the
Inverter and all cables are completely
isolated from the power supply, have
been isolated for at least 5 minutes and
that the motor is not turning.
Notes:
The illustration on the left is based on frame
size 1 (ratings to 1.5kW). The terminal layout
for frames 2-4 is similar.
The order of the three supply phases is not
important.
The order of the three motor phases
determines the initial direction the motor turns.
This can be reversed by physically swapping
any two motor phases. Or by changing the
Inverter parameters.
Use screened or armoured cable between the
I n v e r t e r a n d M o t o r . To m i n i m i s e
electromagnetic interference, ensure the
cable screen is grounded.
T h e s u p p l y m u s t m a t c h t h e I n v e r t e r
specification.
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