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Meter mounting equipment, meter breakers, group metering

B-Line series meter breakers

Eaton’s B-Line series meter breakers include a range of residential and commercial meter mains with and without bypass, and safety sockets.  

Class 320 Amp Meter-Mains

The B-Line series Class 320A Meter-Main offering provides both overhead and underground access options and include configurations featuring a 400A main breaker or dual 200A breakers. Similar to the 400A main, the dual 200A designs now boast an increased short circuit rating of 22KAIC, supporting compliance with utility standards and improving installation flexibility. These updates promote safer, more reliable performance while simplifying product selection for distributors and contractors. With factory-installed breakers and NEMA Type 3R construction, the new units are engineered for quick, code-compliant installation.

B-Line series 320A meter main

Residential meter mains

Eaton’s B-Line series residential meter mains are service entrance equipment systems that consist of a single meter socket and main breaker combined in one enclosure.  These units do not contain a bypass provision.

400 amp commercial meter main with MCC bypass

Commercial meter mains with manual circuit closing style bypass for 400 amp service  are used in applications such as, commercial businesses, commercial office buildings, individual retail facilities or signs and street lighting.  The distribution section can include a load center.

Safety socket / test block bypass meter main

Commercial safety sockets are typically used where a bypass is needed on a single meter socket or single meter socket with a distribution section.  These areas could include a commercial business, commercial office building, individual retail facility or signs and street lighting. Distribution section can include a load center.

 

Lever bypass meter mains

Commercial lever bypass mains are typically used where a bypass provision in needed on a single meter socket with a distribution section. These areas could include a commercial business, commercial office building, individual retail facility or signs and street lighting.

Ring versus ringless style metering

Electrical meter socket enclosures are classified into two categories; ring or ringless. Explore the distinction between the types of metering, how to install the correct type of meter mount and safety procedures for the ring type unit.

Metering NEC 2020

Meter mounting equipment must meet NEC 2020 requirements for emergency disconnects and enclosed service equipment in residential and commercial applications. Our B-Line series meter mounting equipment includes critical features to achieve compliance to the NEC 2020 standards. This included finger safe design helps minimize the hazard of electrical shock on the line side of the breaker.
Specifications

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Residential meter mains

400 amp commercial meter mains with MCC bypass

Safety socket / test block bypass meter mains

Lever bypass meter mains

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