Abb Sace tmax xt5 User manual

INSTALLATION INSTRUCTIONS

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.

  

  

  

Breaker mounting bracket 

  

Mounting Stud 



 

Supplied with breaker 

Supplied with breaker 

 Left link and Tap assembly 

 Middle link and Tap assembly 

Item Part Description Qty.

 Right link and tap assembly 

  

  

  

 Thread Cutting Screw

 

  

  

Item Part Description

Torque wrench

—

Retrofit Kit

—

Required Tools

Below listed tools are required for installation

—

Table 1. Retrofit kit

STEP 2

Find the side of the panel interior at which the dimension from the

face of nearest vertical bus to the inner face of the bus support rail



Main Bus

Lugs installed

on load side

LOAD LOAD

LINE LINE



—



—

Figure 3. Installation of right link assembly

—

Figure 4. Installation of middle link assembly

—

Figure 1. Breaker preparation

Right side

cable entry

Left side

cable entry



 



REF  

 

  

STEP 6

Install the breaker mounting bracket [4] on the bus support rail

       

Refer figure 6.

—

Figure 5. Installation of left link assembly

—

Figure 6. Installation of breaker mounting bracket

   

   

STEP 1



more information. Install the appropriate lugs as in load side as

shown in figure 1.

Step 3

Install the link assembly - Right link assembly [12] to adjacent pole

from 2.75 inches ref. as shown in figure 3. Fasten the complete link



washer [2] and nut [3]. Refer figure 3.

Step 4

Install the link assembly - Middle link assembly [11] to middle pole

as shown in figure 4. Fasten the complete link assembly loosely to



[3]. Refer figure 4.

Step 5

Install the link assembly - Left link assembly [10] to outermost pole

as shown in figure 5. Fasten the complete link assembly loosely to

[3]. Refer figure 5.

STEP 7 Continued

—

Figure 7a. Installation of breaker

—

Figure 7b. Installation of breaker

 

 







  

Remove knock out features before

assembly to breaker

Remove knock out features before

assembly to breaker



STEP 7

Install the pre-assembled breaker. Attach the breaker assembly to

-

ing stud [6] to 18 lb-in. Refer figure 7a. Attach to link assembly with





STEP 9

Note: Use M3 x 8 if the required screw is not available.





STEP 8

Remove the plastic wall (knock out) in terminal cover and install the

terminal cover on load side (slide down in as shown in figure 8).

—



—

Figure 8. Installation of terminal cover

STEP 11



Attach the blankout out plate [17] to the filler plate with thread



—



—

Figure 10. Tighten the bolted strap connection

STEP 10

Tighten all the three bolted strap connections (carriage bolt as-

sembly) at the vertical bus to 65 lb-in. It may be necessary to re-

move adjacent circuit breaker modules to allow access to the

bolted connections at the vertical bus.

Item 5 - screw to be assembled with screw



thread end projecting outside as shown



STEP 13





the thread cutting screw [16] and screw [18] on filler plates. Torque

the screw [16] to 6.5 lb-in. Refer figure 13.

STEP 14: Continued - XT5 Kirk Lock Mounting Kit and Installa-

tion

Choose the appropriate panel width 1x space plate from the kirk

lock kit and fit 1x space plate on the panel with thread forming

screw (2x) as shown in figure 14b.

On the 1x space plate install the kirk lock assy with 2x screws fas-

tened or 1x space plate. Verify the lock function after complete in-

stallation.

—

Figure 14b. XT5 kirk lock installation on panel

Double branch breakers installed

Single breaker and other side

with blank out plate





 







(for Kirk mounti ng only)

Thread forming













Apply tape to these unused

strap contact surfaces





Remove extensions on punger (if any) !

—

Figure 13. Installation of filler plate

—

Figure 14a. XT5 kirk lock mounting kit assembly

STEP 14: Optional - XT5 Kirk lock mounting kit assembly



14a.

Note: Kirk-lock is not included in the kit. Re-use Kirk lock from

panel.

STEP 12: Tape unused contacts

Apply multiple wrappings of insulation to unused strap contact

-

-



shown to achieve a minimum tape thickness of 0.028 inch. This in-

sulation thickness requires two complete layers of overlapping

turns.

—

Figure 12. Applying insulating tape to unused contact surfaces

—

ABB Inc.

305 Gregson Drive

Cary, NC 27511

—

We reserve the right to make technical

changes or modify the contents of this doc-

ument without prior notice. With regard to

purchase orders, the agreed particulars

shall prevail. ABB AG does not accept any re-

sponsibility whatsoever for potential errors

or possible lack of information in this docu-

ment.

abb.com

We reserve all rights in this document and in

the subject matter and illustrations con-

tained therein. Any reproduction, disclosure

to third parties or utilization of its contents

– in whole or in parts – is forbidden without

prior written consent of ABB AG. Copy-

Disclaimer : These instructions do not cover all details or variations in equipment nor do they provide for every possible contingency that may be met in connection with installation, operation

or maintenance. Should further information be desired or should particular problems arise that are not covered sufficiently for the purchaser's purposes, the matter should be referred to the

ABB Company.

Documentation Number: DET 1053

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