Motor Connection At 208-230 Or 460V; Motor Connection At 575V; Reversible Direction - Riello RL 70/E Installation, Use And Maintenance Instructions

4.15

Motor connection at 208-230 or 460V

The motors, manufactured for 208-230/460 IE2/Ep-
act voltage, have a different connection than IE1
motors, no more star/delta but
WARNING star/double star.
IE1
D3686
~ ~ ~
460V
4.16

Motor connection at 575V

The motors, manufactured for 575V IE2/Epact
voltage, have the same control box base of the IE1
motors.
WARNING Please pay attention to the indications in case of
maintenance or substitution.
4.17

Reversible direction

If it is necessary to reverse the direction then re-
verse the two main supply phases.
For example: L1 with L2, there is not difference be-
WARNING
tween IE1 and IE2/Epact
Installation
~ ~ ~
208-230V
.
25 GB
Please, pay attention to the indications in case of
modification of voltage, maintenance, or substitu-
tion.
WARNING
IE2/Epact
S8380
U2 V2 W2
U3 V3 W3
U1 V1 W1
~ ~ ~
460V
~ ~ ~
L1 L2
VKDIW
U2 V2
U3 V3
U1 V1
~ ~
208-230V
S8382
575V
/ /
/ /
S8381
S8379
W2
W3
W1
~
Fig. 30
Fig. 31
/
/
Fig. 32
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