Residual Voltage Warning - Toshiba WX9 ASD Installation & Operation Manual

Residual Voltage Warning

—THREE-PHASE INPUT POWER IS APPLIED AT ALL TIMES—
Ensure that the three-phase power to the system is off and that the system is locked-out and tagged-out
before performing maintenance or repair on the WX9 ASD system.
The relationship of MCCB1 to the total circuit is shown in
Figure 1. MCCB1 circuit breaker placement in the WX9 ASD system.
8FU3
TB6-1
240 VAC
TB6-8
WX9 ASD Installation and Operation Manual
DANGER
Junction
Box
MCCB3
CPT1
T1
X1
X2
T2
Figure 1.
Customer Provided
460V, 3 , 60 Hz
A B C
L1 L2 L3
L1 L2 L3
MCCB1
T1 T2 T3
L1
L2
3-Phase Input
to the WX9 ASD
DANGER
Always energized.
Not affected by MCCB1
switch position.
MCCB1 effective at
remainder of system.
Ensure that the system
is locked-out and
tagged-out before
attempting to service
the ASD system.
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