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Effective June 2022

Instructional Leaflet

IL0131187EN

Installation and removal instructions

for IZM series fixed breaker

three-way Type 32 cable interlock kit

Contents

Description

Page

General information  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  .  . 2
Installation of cable interlock assembly  .  .  .  .  .  .  .  .  . 4
Functional test of interlock assembly   .  .  .  .  .  .  .  .  . 10

Instructions apply to:
IZM air circuit breakers

Содержание IZM Series

Страница 1: ...d removal instructions for IZM series fixed breaker three way Type 32 cable interlock kit Contents Description Page General information 2 Installation of cable interlock assembly 4 Functional test of...

Страница 2: ...talling and interconnecting one fixed IZM breaker to another type of low voltage circuit breaker LVCB in any position see A B C in Table 1 for a Type 32 interlock configuration as shown in Figure 1 Wh...

Страница 3: ...IL CAB3050 1 a Cable kits are purchased separately as needed Figure 2 Interlock kit part identification includes parts to install on a single fixed IZM frame breaker and cassette does not include cabl...

Страница 4: ...ch and a small hammer to carefully punch out the window Once the window is removed use a small file to remove any burrs that remain Make certain that all pieces and or particles are cleaned up and rem...

Страница 5: ...to which the open slots in the top of the mounting plate will slide Now insert the mounting bracket slots onto the upper bolts and rotate the bracket down against the side of the breaker Make sure tha...

Страница 6: ...THE CABLES WILL BE ATTACHED IN DIFFERENT LOCATIONS THE CABLE MOUNTING ON BOTH POINTS OF THE DRIVE AND DRIVEN LEVERS ARE DESCRIBED BELOW TABLE 4 SHOWS THE TYPE 32 INTERLOCK LOGIC DEPENDING ON POSITION...

Страница 7: ...nter the threaded section of the bulkhead fitting on the cable mounting bracket 9 Hand tighten the bulkhead nuts at this time 10 Slide rubber boot back into place over end of bulkhead fitting 11 Repla...

Страница 8: ...the cables are connected The driven long rod end of the cable is attached to the correspond ing push or pull swivel fitting on the driven lever on this cable inter lock assembly similarly to Step 7 ex...

Страница 9: ...ts to 11 13 N m 100 120 in lb without mov ing the bulkhead fittings After the driven end has been adjusted and the bulkhead nuts have been tightened perform adjustments on the drive short rod end of t...

Страница 10: ...d able to CLOSE one at a time OPEN Breaker C CHARGE and CLOSE Breakers A and B Breaker C should be interlocked held OPEN not able to CLOSE CHARGE and attempt to CLOSE Breaker C it should not respond t...

Страница 11: ...11 Instructional Leaflet IL0131187EN Effective June 2022 Installation and removal instructions for IZM series fixed breaker three wayType 32 cable interlock kit EATON www eaton com...

Страница 12: ...ng policies or other contractual agreement between Eaton and the purchaser THERE ARE NO UNDERSTANDINGS AGREEMENTS WARRANTIES EXPRESSED OR IMPLIED INCLUDING WARRANTIES OF FITNESS FOR A PARTICULAR PURPO...

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