November 2012: Tools and Equipment


The June 29, 2012, derecho storm, which traveled from the Midwest to the Mid-Atlantic,...

Large corporations and general contractors have evaluated the safety programs and performance of subcontractors—including...

Are you still using spreadsheets and file folders filled with project documents to manage...

Serious concerns may remain about the U.S. economy and how economies and events in...

With lighting and communications technology evolving rapidly, lighting manufacturers are under pressure to determine...

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| November 2012
One of the first steps in performing an arc flash hazard calculation study is to request the short-circuit data from the electric utility company.

| November 2012
The other day, A manufacturer inquired about switching the neutral in a branch circuit and whether the 2011 National Electrical Code (NEC) would permit a switched neutral for

| November 2012
With electricity demand in the United States predicted to grow by at least 40 percent by 2032, business could be impacted by higher operating costs and reduced profits from in

| November 2012
When sizing conductors, more is involved than just selecting a copper or aluminum conductor with the right ampacity from Table 310.15(B)(16) (formerly Table 310.16) in the Nat

| November 2012
A good client summoned me to investigate an accident that occurred when a maintenance electrician was replacing a 30-ampere (A), bolt-in circuit breaker.