Wiring; Power Terminals - Schneider Altivar 28 Manual De Usario

Wiring

Access to terminals
Before working on the unit, switch off the power supply upstream of the ATV28E ••• and wait 10 minutes
for the capacitors to discharge.
Set the switch to OFF, then remove the screwed cover. Disconnect the control wire connector to release
the cover.
Vario switch terminals

Power terminals

Specifications of the speed controller power terminals
Altivar ATV-28E
U09M2, U18M2
U29M2, U18N4, U29N4
U41M2, U54M2, U72M2,
U41N4, U54N4, U72N4
Specifications of the Vario switch terminals (line supply wiring)
Altivar ATV-28E
All ratings
Maximum connection capacity
AWG
AWG 14
AWG 12
AWG 10
Maximum connection capacity
AWG
AWG 8
control terminals
speed controller power terminals
mm2
2.5
3
5
mm2
6
Tightening torque in Nm
0.8
1.2
1.2
Tightening torque in Nm
2
58