Motor Connection; Connection Terminals At The Inverter - Siemens sinamics g120 Hardware Installation Manual

4.1.5

Motor connection

Star and delta connection
Siemens motors have a diagram inside the
terminal box showing both connection meth-
ods:
• Star connection (Y)
• Delta connection (Δ)
The motor rating plate provides data about
the correct connection.
Connecting the motor
Connect the protective conductor of the motor
to the
Connect the motor cable to terminals U2, V2
and W2.
Close the terminal covers of the inverter.
There are no terminal covers for FSA ... FSC. Star connection / delta connection
4.1.6

Connection terminals at the inverter

Connection terminals for the line supply and motor, FSA ... FSC
The Power Modules are equipped with with-
drawable connectors.
You can withdraw the connector by pressing
the red lever to release the interlock.
The connectors are designed so that they
cannot be accidentally interchanged.
Cable cross-section/tightening torque:
• FSA 1.5 ... 2.5 mm
• FSB 1.5 ... 6 mm
• FSC 6 ... 16 mm
Power Module PM230, IP20 / Push-through technology (PT)
Hardware Installation Manual, 06/2014, A5E34331322B AA
terminal of the inverter.
/ 0.5 Nm
2
/ 0.6 Nm
2
/ 1.5 Nm
2
Connecting
4.1 Mains and Motor Connection
39