ABB Tmax XT5 Installation Instructions

1
I N S TA L L AT I O N I N S T R U C T I O N S
Retrofit of Spectra G-frame with ABB Tmax XT5
breaker Dual Mount (Bolt-On kits)
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.
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).
Installation
Numbers in brackets in the following instructions and figures refer to the item numbers in table below.
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Retrofit Kit
Item Part Description
1 1/4 - 20 x 1.50" carriage bolt
2 1/4 - Belleville Washer
3 1/4 - 20 Nut
4 Breaker mounting bracket
5 Thread-forming screw #10-32
6 Mounting Stud
#6 x 32 , 5/16" Length, Pan Head,
7
Phillips screw
8 Supplied with breaker
9 Supplied with breaker
10 Left link and Tap assembly
11 Middle link and Tap assembly
Item Part
Qty.
12
6
6 13
14
6
15
2
16
10
17
4
18
4
6
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Required Tools
6
Below listed tools are required for installation
1
Item Part
1
1
Description
Right link and tap assembly
Phase Barrier
Filler Plate 1
Filler Plate Middle
Thread Cutting Screw
#4-20 x 0.375
Blankout Plate
Screw/Washer, steel 10-32X5/16
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Table 1. Retrofit kit
Description
Torque wrench
Qty.
1
1
2
1
2
1
4