Electrical Connection Scheme - BOMBAS IDEAL ARS Series User And Maintenance Manual

Bombas Ideal, S.A
[page 13]

ELECTRICAL CONNECTION SCHEME

DIRECT START-UP
If the control panel
has a humidity relay,
connect it
YELLOW-GREEN
XU: LINE
YV: LINE
ZW: LINE
TT: THERMAL CONNECTION (connect to the contactor coil)
S: HUMIDITY CONTROL GAUGE IN OIL RESERVOIR
YELLOW-GREEN: EARTH CONNECTION
10 CONDUCTOR CABLE
S T T X U Y V Z W
WYE-DELTA CONNECTION
If the control
panel has a
humidity
relay,
connect it
R S T
YELLOW-GREEN
S X Y Z
XYZ: LINE
UVW: LINE
TT: THERMAL CONNECTION (connect to the contactor
coil)
S: HUMIDITY CONTROL GAUGE IN OIL RESERVOIR
YELLOW-GREEN: EARTH CONNECTION
10 CONDUCTOR CABLE
T T U V W
R S T