Ge Spectra k-frame User manual

INSTALLATION INSTRUCTIONS

Retrofit of Spectra K-frame with ABB Tmax XT7 breaker

Single Mount (Bolt-On kits)

General

These instructions are applicable to retrofit of Spectra K-frame with ABB Tmax XT7 breaker.

Table 1 lists the parts included in the bolt-on circuit breaker kits for single branch configurations.

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 

  

  

  

L-Shaped Barrier 

Filler plate 

 Busbar Link assembly - C phase 

Item Part Description Qty.

 Busbar Link assembly - B phase 

 Busbar Link assembly - A phase 

 

application) 

  

Item Part Description

Torque wrench

—

Retrofit Kit

—

Required Tools

Below listed tools are required for installation

—

Table 1. Retrofit kit

STEP 2



tighten the screw.

—

Figure 2. Install foldable handle assembly

STEP 4

Install the strap assemblies [10,11,12] with the corresponding

holes in the vertical bus, as shown in Figure 4. Fasten each strap

assembly loosely to the vertical bus with two carriage bolts [1],



Main Bus

 



 

  



REF

LINE LOAD

Cable entry



Remove flat cap and screw

Install foldable handle assy





—

Figure 6. Prepare L-shaped barrier assembly

—

Figure 5. Installation of mounting bracket

STEP 5

Install the breaker mounting bracket [4] to the panel side rail with

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

figure 5.

STEP 6



-

plied with breaker kit) to the adhesive surface of L shape barrier









Folded

Breaker side

Adhesive side

Align holes

Breaker isolation

backplate

To mate with

mounting plate

STEP 1

Prepare the breaker, install required lugs and identify the re-

quired mounting and termination accessories from circuit

breaker kit. Refer to breaker instruction document for more infor-

mation.

—

Figure 1. Prepare the breaker

STEP 3

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 sup-



—



—

Figure 4. Installation of link assy. A, B & C phase



—



—

Figure 7c. Flange nut

STEP 7 Continued STEP 8

-

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.





 

STEP 7 Continued

—

Figure 7b. Socket head screw

STEP 7

Install breaker with L-shaped barrier assembly [from STEP 6].

Refer figure 7a. Tighten Socket head screw [7] and flange nut [6],

torque the screw [7] to 22 lb-in. Torque the flange Nut [6] to 160

lb-in. Refer figure 7b and 7c.

—

Figure 7a. Installation of breaker and L shaped barrier assembly





L-shaped barrier with

isolation base plate





STEP 10

Install the filler plate [9] to panel with thread forming screw [5],

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

—

Figure 10. Install filler plate

STEP 9

-

plied screws as shown in figure 9.

—

Figure 9. Install terminal cover

  

—

Figure 11b. Install the kirk lock

—

Figure 11a. Kirk lock mounting kit assembly

STEP 11 Continued





set to the installed on the panel XT7 filler plate with Thread form-



STEP 11: Optional - Kirk lock mounting kit assembly

Pre-assemble Kirk lock mounting kit assembly as shown in figure

11a.

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

panel.







Kirk lock block with key









Thread forming



Documentation Number: DET 1054

—

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.

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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.

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