Technical data

Step-up choke

NDR0750-503

NDR1100-501

Part number

17999138

17996414

Nominal line voltage VL

3 × AC 230 V – 500 V, 50/60 Hz

Nominal current IN

75 A

110 A

Nominal inductance

300 μH

Nominal power loss

650 W

950 W

Ambient temperature ϑamb

0 °C – 45 °C

Connection contacts to MDF90B-..

U1A/V1A/W1A

Screw terminal

4 – 16 mm2

Tightening torque for connection contacts to MDF90B-..

U1A/V1A/W1A

1.5 – 1.8 Nm

Connection contacts U1/V1/W1 - U2/V2/W2

Screw terminal

10 – 50 mm2

Screw terminal

10 – 70 mm2

Tightening torque U1/V1/W1 - U2/V2/W2

6 – 8 Nm

PE connection contact

Screw terminal

10 – 50 mm2

Screw terminal

10 – 70 mm2

PE tightening torque

6 – 8 Nm

Degree of protection according to EN 60529

IP10

Mass

27 kg

16.4 kg

Note that 3 x NDR1100-501 step-up chokes are used, as they are single-phase chokes.