1
INSTA LL ATION INSTRUC TIONS
Retrofit of Spectra G-frame with ABB Tmax XT5
breaker Dual Mount (Bolt-On kits)
General
These instructions are applicable to retrofit of Spectra G-frame with ABB Tmax XT5 breaker.
Table 1 lists the parts included in the bolt-on circuit breaker kits for double branch configurations (400A max).
WARNING
Danger of electrical shock or injury. Turn OFF power ahead of the panel board or switchboard before working inside the equipment
or removing any component. Equipment is to be installed and maintained by properly trained and qualified personnel only.
Installation
Numbers in brackets in the following instructions and figures refer to the item numbers in table below.
Item
Part
Description
Qty.
1
1/4 - 20 x 1.50" carriage bolt
6
2
1/4 - Belleville Washer
6
3
1/4 - 20 Nut
6
4
Breaker mounting bracket
2
5
Thread-forming screw #10-32
10
6
Mounting Stud
4
7
#6 x 32 , 5/16" Length, Pan Head,
Phillips screw
4
8
Supplied with breaker
6
9
Supplied with breaker
6
10
Left link and Tap assembly
1
11
Middle link and Tap assembly
1
Item
Part
Description
Qty.
12
Right link and tap assembly
1
13
Phase Barrier
1
14
Filler Plate 1
2
15
Filler Plate Middle
1
16
Thread Cutting Screw
#4-20 x 0.375
2
17
Blankout Plate
1
18
Screw/Washer, steel 10-32X5/16
4
Item
Part
Description
1
Torque wrench
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Retrofit Kit
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Required Tools
Below listed tools are required for installation
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Table 1. Retrofit kit
