HX7+ 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 HX7+ ASD system.
The relationship of MCCB1 to the total circuit is shown in Figure 1.
Figure 1. MCCB1 circuit breaker placement in the HX7+ ASD system.
Always energized.
Not affected by
MCCB1 switch
position.
MCCB1 effective
at remainder of
system.
Ensure the
Charge Indicator
LED is off before
attempting to
service the ASD
system.
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