GX9 ASD Installation and Operation Manual 7
Residual Voltage Warning
Three-phase input power is applied at all times.
Ensure that the 3-phase power to the system is off and that the system is locked out and tagged out
before performing maintenance or repair on the GX9 ASD system.
The relationship of MCCB1 to the total system is shown in Figure 1.
Figure 1. Placement of the MCCB1 circuit breaker in the GX9 ASD system.
Always
energized.
Not affected by
MCCB1 switch
position.
MCCB1 effective
at remainder of
system.
Ensure that the
Charge LED is off
before attempting
to service the
ASD system.
DANGER