December 2011 -
"The IECEx Scheme"
Das IECEx Scheme ... Le schéma de certification IECEx ...Esquema de certificación IECEx
November 2011 -
"Design and construction of motor ventilating fans"
October 2011 -
"Still confused about power factor?"
Noch immer Unklarheiten beim
Leistungsfaktor? … Encore confus à propos du
facteur de puissance? …¿Todavía no queda claro qué es
el factor de potencia?
August 2011 -
"Witnessing motor manufacturing"
Anwesenheit bei der Herstellung eines Motors … Être témoin de la fabrication du moteur …Presenciar la fabricación de Motores
July 2011 -
"How consistent is motor efficiency?"
Wie einheitlich ist derWirkungsgrad von Motoren? … Combien régulier est le rendement d’un moteur? …¿Cuán uniforme es la eficiencia del motor?
June 2011 -
"Collectors: how they're made and how they work"
May 2011 -
"The measurement of power"
Leistungsmessung
... La mesure de la puissance
La medición de la potencia
April 2011 -
"What megohmmeter tests can and can't do"
Prüfmethoden mit Widerstandsmessgeräten— eine Bewertung ... Un examen des pratiques de test avec un mégohmmètre ....Revisión de prácticas de prueba con megóhmetro
March 2011 -
"Converting Wound-Rotor to Squirrel Cage – What’s Involved?"
Umwandlung von Induktionsmotoren zu Kurzschlussläufern ... Transformation de moteurs à rotor bobiné en moteurs à cage d’écureuil ... Conversión de motores de inducción con rotor bobinado a motores de jaula de ardilla
February 2011 -
"Concerns About Basic Motor Control Circuits"
Was meinen wir mit ‘Anlaufstrom’ und ‘Einschaltstrom’? ... Qu’entendons-nous par courant ‘de démarrage’ et courant ‘d’appel’ d’un moteur ? ... ¿Qué se entiende por ‘arranque’ de motor y corriente de
‘inserción’?
January 2011 -
"It's that time again - The 2011 National Electrical Code"
(No foreign language translations were provided for this article) At left are links to summaries of featured technical articles, by Richard L. Nailen, P.E., which have been published in Electrical Apparatus in 2011. To order backissues which contain the foreign language summaries and the full article, call 312-321-9440 or visit our online webstore. See also links to additional technical summaries, below.
For our international readers, summaries of the technical articles are provided in German, French and Spanish. (Summaries do not appear when the article is U.S.-specific.)
Advertising for the May Electrical Apparatus closes April 15. Classified ads close April 20. (Space is sometimes available after the closing date - call 312-321-9440.)