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Speedfax 2017

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Sentron Busway Systems<br />

General Information<br />

Revised on 04/30/18<br />

Selection<br />

15<br />

BUSWAY SYSTEMS<br />

Applications – 200% Neutral Option<br />

Power system harmonics are created<br />

by numerous types of non-linear loads<br />

which are often very high in harmonic<br />

content. The harmonics generated create<br />

problems in electrical systems and<br />

equipment. The presence of nonlinear<br />

loads can result in overheated neutrals<br />

and lead to deterioration of equipment<br />

performance and a reduced equipment<br />

life cycle. In order to prevent such problems<br />

from occurring, the Computer and<br />

Business Equipment Manufacturers<br />

Association (CBEMA) recommends<br />

that the neutral be oversized to at<br />

least 173% of the ampacity of the<br />

phase conductors to prevent problems.<br />

Sentron Busway offers two fully rated<br />

bus bars, therefore providing twice the<br />

current carrying surface as the phase<br />

bars. Each neutral bar is plated with the<br />

same tin plating and insulated with the<br />

same electrostatically applied epoxy<br />

insulation as the phase bars. This 200%<br />

neutral capacity helps prevent overheating<br />

caused by non-linear loads.<br />

Isolated Ground<br />

Sentron Busway is available with an<br />

optional isolated ground. This isolated<br />

ground provides a clean ground path for<br />

high frequency signals coming through<br />

the ground. This option is very useful in<br />

applications where there are computers<br />

or diagnostic equipment. The isolated<br />

ground option is often used in hospitals<br />

and higher technology industry applications.<br />

Services – Power II Fit Final<br />

Connection Program<br />

A “Final Connection” section is a length<br />

of busway inserted into a run of busway<br />

after the major portion of the busway<br />

run has been installed. This allows the<br />

release of the majority of the busway<br />

run long before the final dimensions are<br />

known.<br />

Final Connection pieces must be<br />

identified at the time of the original<br />

order release with approximate date<br />

of Final Connection order. The Final<br />

Connection order form should be<br />

emailed to Busway Customer Service.<br />

For program details visit our website:<br />

www.usa.siemens.com/busway or<br />

contact your local Siemens sales office.<br />

Measuring and Layout<br />

For large jobs, Siemens Busway<br />

Systems offer assistance with measuring<br />

and layout of the busway. This service<br />

is negotiated on a job by job basis.<br />

Emergency Service<br />

Siemens provides a 24-hour emergency<br />

service call center where you can call<br />

at any time for emergency service.<br />

1.800.241.4453 will put you in touch<br />

with a trained professional who will<br />

help assess the situation and put you in<br />

touch with a product expert.<br />

15-38<br />

Siemens Industry, Inc. SPEEDFAX Product Catalog

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