Operating Instructions

Installing

Installing the Power Module

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Siemens A5E36496664A_f

Smart Infrastructure 2021-10-11

Connecting the motor cable to the variable speed drive

To connect the motor cable to the variable speed drive, proceed as follows:

1. Open the terminal covers (if fitted) of the variable speed drive.

2. Connect the motor at terminals U2, V2 and W2. Follow the instructions

pertaining to EMC-compliant wiring (Chapter EMC-compliant installation

(examples) [➙ 47]).

3. Connect the protective conductor of the motor to terminal PE of the variable

speed drive.

4. Close the terminal covers (if fitted) of the variable speed drive.

Connecting a motor cable to an induction motor

To connect the motor cable to an induction motor, proceed as follows:

1. Open the motor terminal box.

2. Connect the motor in either a star or delta connection. You can find further

information in the Operating Instructions for the Control Unit (A5E34257946B).

3. If you are using a shielded motor cable, you must do the following:

– Expose the shield of the motor cable in the area of the cable entry in the

terminal box.

– Attach the cable shield to the motor terminal box using a suitable screw

connection.

4. Close the motor terminal box.

IP55 devices

Overview

Figure 13: Connection of G120P IP55

Item Designation

Power Module

Sine-wave filter or dv/dt filter (optional)

To connect up the line and motor terminals, proceed as follows:

 The Power Module has been correctly mounted (Chapter Installing Power

Modules [➙ 33]).

 The cover of the Power Module has been removed.

1. Prepare all the cables you will need (Chapter Overview of motor cable lengths

and cross sections [➙ 36]).

2. Remove the gland plate. To do this, remove the fixing screws from the gland

plate.