Chapter 4 Installation and commissioning
22
Ch
ap
ter 4
11.
450kW G3main circuit terminal
Figure 4-14: 450kW G3 main circuit terminal
Note: P/+ standard is circuit standard configuration is for the shorted state; if external DC
reactor is connected, firstly disconnect and then reconnect.
4-4-2.Function description of main circuit terminal
Terminal
Name
Explain
R
、
S
、
T Inverter input terminals
Connect to three-phase power supply, single-
phase connects to R, T
/
PE
Ground terminals
Connect to ground
+
、
RB
Braking resistor terminals
Connect to braking resistor
U
、
V
、
W
Output terminals
Connect to three-phase motor
+
，
-
DC bus output terminals
Connect to braking unit
P
，
+
DC reactor terminals
Connect to DC reactor(remove the shorting
block)
4-4.Control circuit terminals
4-5-1.Control circuit terminals arrangement
1.control panel control circuit terminals
Figure 4-15: Control panel control circuit terminals
