Vacon 20 - 1.2 Safety instructions; 1.3 Earthing and earth fault protection

8 • vacon installation
Tel. +358 (0)201 2121 • Fax +358 (0)201 212205
2
2.2 Cabling and connections
2.2.1 Power cabling
Note! Tightening torque for power cables is 0.5 - 0.6 Nm (4-5 in.lbs).
Figure 10: Vacon 20 power connections, MI1
Figure 11: Vacon 20 power connections, MI2 - MI3
1~ (230V)
3~ (230V, 400V)
Motor out
MAINS
MOTOR
Strip the
plastic cable
coating for
360° earthing
L1 L2/N L3 U/ T1 V/T2 W/T3R+ R-
1~ (230V)
3~(230V, 400V, 600V)
1~ (115V)
MAINS
MOTOR
BRAKE
RESISTOR
External brake resistor
Motor out
Strip the
plastic
cable
coating
for 360°
earthing
3~(230V, 400V, 600V)