Vestil PST series - Manual (Page 7)

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MOTOR & TRANSFORMER CONNECTION DIAGRAM - EHLT & PST
CAUTION! If the motor voltage is changed, the wire on the control transformer's primary wire has to be changed to
match the new motor voltage also.
MOTOR LEAD CONNECTION DIAGRAM FOR ALL
.5 HP, .75 HP AND 3 HP SINGLE-PHASE MOTORS AND FOR
ALL 2 HP, 5 HP, AND 6.5 HP THREE-PHASE MOTORS
* The two thermostat leads go to: 1) the grounded side of the transformer secondary, and 2) the motor relay coil, in either order.
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BE SURE ALL POWER IS OFF BEFORE ATTEMPTING TO WORK ON THIS EQUIPMENT!
CAUTION: SERVICE WORK SHOULD BE PERFORMED ONLY BY TRAINED & QUALIFIED PERSONNEL.
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