4.11 Motor Connection At 208-230 Or 460V; 4.12 Motor Connection At 575V; 4.13 Reversible Direction - Riello RS 70/EV Installation, Use And Maintenance Instructions

4.11 Motor connection at 208-230 or 460V

WARNING:
the motors, manufactured for 208-230/460 IE2/Epact voltage, have a different connection than IE1 motors, no more star/delta but
star/double star.
Please, pay attention to the indications in case of modification of voltage, maintenance, or substitution.
IE1
~ ~ ~
460V

4.12 Motor connection at 575V

WARNING:
the motors, manufactured for 575V IE2/Epact voltage, have the same control box base of the IE1 motors.
Please pay attention to the indications in case of maintenance or substitution.

4.13 Reversible direction

WARNING:
If it is necessary to reverse the direction then reverse the two main supply phases.
For example: L1 with L2, there is not difference between IE1 and IE2/Epact
D3686
~ ~ ~
208-230V
L1 L2
VKDIW
Installation
IE2/Epact
U2 V2
U3 V3
U1 V1
~ ~
460V
S8382
~ ~ ~
575V
.
S8381
29
S8380
W2
U2
W3
U3
W1
U1
~ ~
208-230V
/ / /
/ / /
S8379
V2 W2
V3 W3
V1 W1
~ ~
Fig. 30
Fig. 31
Fig. 32
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