Chapter 5 Main Circuit TerminalsMS300 (High Speed Model) 
 
5-4
5-1 Main Circuit Diagram 
 
 
Terminals  Descriptions 
R/L1, S/L2  Mains input terminals 1-phase 
R/L1, S/L2, T/L3  Mains input terminals 3-phase 
U/T1, V/T2, W/T3  Motor output terminals for connecting 3-phase IM and PM motors. 
+1, +2 
Connections for DC reactor to improve the power factor and harmonics.
The jumper needs to be removed in that case. 
DC+, DC- 
Connections for brake unit (VFDB series) 
Common DC Bus 
B1, B2  Connections for brake resistor (optional) 
 
Earth connection, please comply with local regulations.