Phasors - GE MM300 Instruction Manual

CHAPTER 6: DIAGNOSTICS
NOTE:
NOTE

Phasors

MM300 MOTOR MANAGEMENT SYSTEM – INSTRUCTION MANUAL
Number of UV Restarts
Range: 0 to 65535 restarts in steps of 1
This value displays the number of accumulated undervoltage restarts. This value may be
useful information when troubleshooting a motor failure. When this counter exceeds
65535 restarts, it will reset to 0. To clear this value, use the Clear Counters command.
Motor Running Hours
Range: 0 to 100000 hours in steps of 1
The motor running hours timer accumulates the total running time for the motor. This
value may be useful for scheduling routine maintenance. Counter will roll over to zero
after range is exceeded. To clear this value, use the Clear Maintenance Timers
command and start the motor.
Motor Stopped Hours
Range: 0 to 100000 hours in steps of 1
The motor stopped hours timer accumulates the total stopped time for the motor. This
value may be useful for scheduling routine maintenance. To clear this value, use the
Clear Maintenance Timers command and stop the motor.
The above clear commands can also be sent directly from the Graphical Control Panel, by
highlighting the value then pressing "clear." Setpoint access level 2 is required.
The Home > Diag > Phasors page displays phase voltage and angle, and auxiliary voltage.
A typical phasor display page is shown below.
Figure 6-4: Typical phasors display
PHASORS
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