Description - GE MM3 Instruction Manual

9.5 PRIMARY RESISTANCE STARTER
9.5 PRIMARY RESISTANCE STARTER
This starter type is a reduced voltage starter. When the start button is pressed the S coil is picked up and seals
itself in. Timing relay TR is also picked up and closes after a set time period providing full voltage to the motor.
Pressing the stop button drops out the S and R contactors and the motor stops.
Figure 9–11: ELEMENTARY PRIMARY RESISTANCE MAGNETIC STARTER
To program the MM3 for primary resistance magnetic starter, set:
S1 CONFIGURATION\STARTER\STARTER TYPE: SLIP RING
S1 CONFIGURATION\STARTER\STAGE ONE SHORTING TIME: 1 to 125 sec.
This STAGE ONE SHORTING TIME setpoint appears when the STARTER TYPE setpoint is selected as SLIP RING. This
is the time delay from the closure of Contactor A until the closure of Contactor B.
9
9-14 MM3 Motor Manager 3
9 STARTER TYPES

9.5.1 DESCRIPTION

GE Power Management