BI619850
BUCYRUS INTERNATIONAL, INC. 182M Electric Mining Shovel
CONTROLS IN THE MACHINERY HOUSE Located on the front of the Motor Control Center and the High Voltage Cabinets are the controls used by the operator for the start-up and/or shutdown of this machine. A description of these controls is given here and their use is detailed in the Machine Start Up and Complete Shutdown procedures following. Items on the Motor Control Center 1.
OPERATOR'S CAB AIR CONDITIONER
2.
WELD RECEPTACLE
3.
FIELD EXCITATION TRANSFORMER
4.
PHASE SEQUENCE - This panel includes a red light which indicates an error in the power supply when illuminated. Electrical interlocks will prevent machine start-up if phase reversal exists. Also included on this panel is a voltmeter and a 4-position switch to check the voltage across each phase: OFF, L1-L2, L2-L3 and L1-L3.
5.
AUXILIARY BUS MAIN BREAKER CB-AB
6.
FILTER FAN #1 - Includes a green light which indicates the fans are operating plus start-stop pushbuttons.
7.
FILTER FAN #2 - Includes a green light which indicates the fans are operating plus start-stop pushbuttons.
8.
HOIST MOTOR BLOWER - This panel includes START and STOP pushbutton for operating the air cooling fan on the DC drive motor. The green indicating light above the pushbuttons indicates that the hoist blower circuit is energized.
August 2009
41
Manual No. 10798
