Derating of the cable length due to line voltage, ambient temperature, and PWM frequency

The following tables show the values for the derating of the cable length due to line voltage Vline, ambient temperature T (at T > 40°C), and PWM frequency fPWM:

L

Cable length after derating

L4 kHz

Maximum motor cable length at fPWM = 4 kHz, see chapter Motor cable

T

Ambient temperature

MOVITRAC® advanced, 3-phase

Inverter

 

fPWM

Cable length L in m

Vline: 3 × 400 V

Vline: 3 × 500 V

Size 0S
≤ 2.5 A

 

4 kHz


Operation up to max. 50 °C


Operation up to max. 40 °C

8 kHz


Operation up to max. 50 °C

Not possible

16 kHz


Operation up to max. 40 °C

Not possible

Size 0S
≥ 3.2 A

 

4 kHz


Operation up to max. 55 °C


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C


Operation up to max. 55 °C

16 kHz


Operation up to max. 50 °C

Not possible

Size 0L
≤ 12.5 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 55 °C


Operation up to max. 50 °C

Size 0L
16 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C


Operation up to max. 50 °C

16 kHz


Operation up to max. 55 °C


Operation up to max. 50 °C

Inverter

 

fPWM

Cable length L in m

Vline: 3 × 230 V

Size 0S
≤ 2.5 A

 

4 kHz


Operation up to max. 50 °C

8 kHz


Operation up to max. 50 °C

16 kHz


Operation up to max. 40 °C

Size 0S
≥ 3.4 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 50 °C

Size 0L
≤ 9.3 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 55 °C

Size 0L
14 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 50 °C

MOVITRAC® advanced, 1-phase

Inverter

 

fPWM

Cable length L in m

Vline: 1 × 230 V

Size 0S
≤ 3.4 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 50 °C

16 kHz


Operation up to max. 50 °C

Size 0S
4.2 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 55 °C

Size 0L
≤ 9.3 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 50 °C

Size 0L
11 A

 

4 kHz


Operation up to max. 55 °C

8 kHz


Operation up to max. 55 °C

16 kHz


Operation up to max. 55 °C