GE Evolution E9000 Series Installation, Operation And Maintenance Manual page 34

E VO L U T I O N S E R I E S E 9 0 0 0 M OTO R C O N T R O L C E N T E R
34
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Control power fusing
41
Control fuses are front accessible except in the
Fuse location
6-inch compact starter. Remove 6-inch FVNR
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42 starter for maintenance. Fuses are located on the
Rating plug removal tool,
side, as shown in Figure 41.
catalog number TRTOOL
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43
Pilot light and
pushbutton removal
tool, catalog number
GEN-1684A
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44
EntelliGuard Trip Unit
Digital Test Kit, catalog
number GTUTK20
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45
41
Manual racking
handle, catalog
number 110C2073G1
Suggested maintenance tools
The following tools are recommended for
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46
performing maintenance operations:
Remote racking
• Spectra circuit breaker rating plug removal tool,
device, catalog
number 190B3523G1
catalog number TRTOOL (see Figure 42).
• Pilot light and push button removal tool,
catalog number GEN-1684A (see Figure 43).
• EntelliGuard TU Digital Test Kit, catalog number
GTUTK20 (see Figure 44). The Test Kit may also
be used to temporarily defeat the ground-fault
function during primary injection (high-current
test set).
• Manual racking handle, catalog number
110C2073G1 (see Figure 45).
• Remote racking device, catalog number
190B3523G1 (see Figure 46).
• Allen wrench in size 5/32 inch or #4 metric for
defeating the door interlock.
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42
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43 44
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45 46
Rearrangement of units must follow the
following loading rules: 80% of the feeder
trip or fuse clip rating, plus 100% of the
starters full load current, plus 25% of the
largest motor full load current. Do not
exceed the vertical bus rating label on
each section.
Replacing or adding breaker accessories to
plug-in E or F frame circuit breaker
Use the following procedure to replace a circuit
breaker in a motor control center.
1. Turn the power off.
2. Remove the unit from the motor control center.
3. Remove line and load cables (not required for
accessories only)
4. Remove the toggle holding plate (toggle needs
to be in the ON position, UP)
5. Remove the top four screws in top plate holding
the breaker assembly (not required for
accessories only).
6. Remove three front breaker screws from
assembly.
7. Slide the breaker down and out.
8. Install the new breaker by following this
procedure in the reverse order. Torque all
electrical connections.