HSD ES789 - Power Wiring - Versions with Configurable Star (380 V) or Delta (220 V) Connection

5 Installation and commissioning
HSD S.p.A. © - h0104k01a.fm120718
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Power wiring - versions with configurable star (380V) or delta (220V)
connection
Examples of star/delta connection
For example, the following diagram shows a connection that can be converted from start to delta
and vice versa by means of a terminal board.
The circuit indicated here is merely an example.
Description
Cable marker
label
Colour
Motor phase U1 U1 Black
Motor phase U2 U2 Black
Motor phase V1 V1 Black
Motor phase V2 V2 Black
Motor phase W1 W1 Black
Motor phase W2 W2 Black
Earth GND Yellow/Green
Thermal motor alarm -
bi-metallic NC (normally closed) switch
- Grey
Thermal motor alarm -
bi-metallic NC (normally closed) switch
- Grey
V2 W1 W
V
UU1
V1U2
W2
W1 W2
V1
V2
U1U2
3~
INVERTER
V2 W1 W
V
UU1
V1U2
W2
W1 W2
V1
V2
U1U2
3~
INVERTER
Electric star connection
Electric delta connection