PROPEL BRAKE SOLENOID VALVE

• Machine Stop Pushbutton (I 33.0)

• Power Off Emergency Pushbutton (I 33.1)

POEB button is a NC switch which is on when no emergency.. • Drives Power Contactor (I 32.7) DPC signal is an auxiliary contact input of the DPC output contactor. DPC Contactor is the main contactor for power delivery to all Active Front Ends (AFEs) and all drives. • Transfer Switch in Dig (I37.0) • Crowd Brake Valve (Q 17.7)

A “1” at this output activates Crowd Brake Solenoid Valve and releases brake.

Propel Brake Solenoid Valve

• Crowd Drive Minimum Current (DB3411.dbx0.4) • Crowd Brake Valve (Q 17.7)

A “1” at this output activates Crowd Brake Solenoid Valve and releases brake.

• Crowd Drive On (To SiBas) (Q24.0)

This is a command bit to SiBas to turn on the Crowd drive.

• Crowd Speed < 2.5 Hz (Db3411.dbx1.7) • Crowd In Regeneration (DB3418.dbx 1.2)

• Crowd Gate Blocked (DB3418.dbx0.1)

Crowd Gate Blocked signal from SiBas indicates either a Crowd drive fault or Crowd drive is not on.

• Hoist Drive Minimum Current (DB3410.dbx0.4) • Hoist Drive On (To SiBas) (Q24.1)

This is a command bit to SiBas to turn on the Hoist drive.

• Hoist Speed < 2.5 Hz (Db3410.dbx1.7) • Hoist In Regeneration (DB3418.dbx 1.1) • Hoist Gate Blocked (DB3418.dbx0.0)

Hoist Gate Blocked signal from SiBas indicates either a Hoist drive fault or Hoist drive is not on.

• Machine Stop Pushbutton (I 33.0)

• Power Off Emergency Pushbutton (I 33.1)

POEB button is a NC switch which is on when no emergency.. • Drives Power Contactor (I 32.7)

DPC signal is an auxiliary contact input of the DPC output contactor. DPC Contactor is the main contactor for power delivery to all Active Front Ends (AFEs) and all drives.

• Transfer Switch in Propel (I37.1)

• Propel Brake Valve (Q16.7)

A “1” at this output activates Propel Brake Solenoid Valve and releases brake.