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O & M Manual for the CHGENLC Automatic
Transfer Switch with ATC-100 Control
Step 6: Mount the TVSS fuse block to the existing holes on the
ATS base plate using the hardware provided. For stan-
dard 100 A and 200 A ATSs, the mounting holes are
directly above the contactor.
I
Figure 57. TVSS Fuse Block Mounted in a Standard ATS.
Step 7: Install the supplied fuses in the TVSS fuse block.
Step 8: Based on the following connection points and wire rout-
ing, determine which TVSS wire(s) will be the longest.
WIRE COLOR
Red
Black
White
Green/Yellow
Cut all four (4) wires to the same length necessary to
reach the furthest connection point. Braid any excess
wire length for the other connection points.
IB00405002E
TVSS FUSE
BLOCK (STANDARD)
CONNECTION POINT
TVSS fuse block
TVSS fuse block
ATS neutral bar
ATS ground bar
For more information visit: www.eaton.com
Effective: August 2007
Figure 58. Braided TVSS Wires.
Step 9: The red and black wires from the TVSS are to be con-
nected to the terminals of the TVSS fuse block. Strip
0.25 in. (6.35 mm) of insulation from the end of the
wires.
Step 10: Connect the red and black TVSS wires to the TVSS fuse
block, using a blade screwdriver (see Figure 58).
Figure 59. TVSS Red and Black Wires Connected to the TVSS
Fuse Block.
Step 11: The white wire from the TVSS will be connected to the
neutral bar. Cut the white wire to a suitable length to
connect to the neutral bar then strip 0.25 in. (6.35 mm)
of insulation from the end of the wire.
Step 12: On 100 A standard ATSs, secure the white TVSS wire
to a receptacle on the neutral bar using a blade screw-
driver (see Figure 59).
Instructional Booklet
Page 35
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