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Terminal box on servo motors ac3 and ac4, Wiring – Pilz Cable PMCprimoDrive>Mod-Profibus:L=0,45m User Manual

Page 34

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Wiring

7-8

Operating Manual: PMCtendo AC

Terminal box on servo motors AC3 and AC4

To supply the voltage to the servo motor (see Fig. 7-9) via the servo amplifier you will
need a cable with a layout as shown in Fig. 7-10.

INFORMATION
Please note that the thermal switch connection is only available via the motor feedback
cable (see sections entitled “Resolver” and “Hiperface rotary encoder”).

Cable features:

• Cable cross section: max. 14 mm

- Wires for supply voltage: max. 3 x 2.5 mm

2

- Wire for earth conductor PE: max. 1 x 2.5 mm

2

- Wires for holding brake: max. 2 x 1 mm

2

• Cable runs:

- Depend on the requirements of the servo amplifier you are using

Fig. 7-10: Connection cable for the terminal box (servo motors AC3 and AC4)

Connection cable (servo motor)

Servo amplifier

Shield

1

3

4

PE

Phase U

Phase W

Phase V

Holding brake

+ 24 VDC

0 VDC

Earth conductor

Phase U

Phase W

Phase V

Holding brake

+ 24 VDC

0 VDC

Earth conductor

Fig. 7-9: Pin assignment within the terminal box (servo motors AC3 and AC4)

Connection terminals

Supply voltage for servo motor:

U:

Phase U

V:

Phase V

W:

Phase W

Thermal switch:

BR:

Not connected

BR2: Not connected

PE:

Earth conductor

Holding brake (optional):

Red: + 24 VDC

Blue: 0 V

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