Main Circuit Terminal - Veichi AC80T Manual

2.7 Main circuit terminal

● The permutation and definition of main circuit terminal
The displaying order of Power main circuit terminal：
Terminal
DC power supply
(-)
(+)
Braking resistor terminal
PB
R
S Inverter input terminal
T
U
V Inverter output terminal
W
Ground connection
E
Terminal Name
AC80T Tower Crane Purpose VFD Manual
Terminal Function Definition
(-) as DC bus negative pole
Used for external braking resistor, achieve to rapid
downtime. (+) as DC bus positive pole.
Used for connecting 3PH AC power supply.
Used for connecting motor.
Ground terminal, ground resistance <10Ω
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