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What are the part numbers for the UL67 Service Entrance Barrier Kits used with all the QO(1phase and 3phase) and Homeline Load centers?

Published date: 10 September 2019

Issue:
Product Design Features

Product Line:
QO and Homeline load center

Environment:
Service Barrier Kit

Cause:
NEC and UL Requirements

Resolution:
Please see below the list of Service Barrier Kits available to meet the UL and NEC requirements:
Part Number Description
PKSB1LA ALL Convertible load centers that use QOM1 Main Breaker.
PKSB1HA ALL Convertible load centers that use QOM2 Main Breaker. 
PKSB1QOBF ALL QO612, QO816 and QO148... load centers that would use Back-Fed branch breaker as the Main Breaker. 
PKSB1HOMBF ALL HOM612 and HOM48.. load centers that would use Back-Fed branch breaker as the Main Breaker.
PKSB3 ALL the 3-phase Main Breaker load centers. 
PKSB3BF ALL 3-phase load centers that would use Back-Fed branch breaker as the Main Breaker.

NOTE: This UL and NEC change became a requirement as of Jan. 1, 2017 and all of the Convertible Main Breaker load centers shipped from the factory will include the Service Barrier kit. But for all Convertible Main Lug load centers, and any Back-Fed applications, the service barrier kit MUST be purchased separately. Also, for all load centers that already exist in the field, either Distributors Stock or Retail stock OR for customers who want to Back-Feed branch breakers as a main, the kits MUST be purchased separately. 
 

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