American Petroleum Institute

General-purpose Form-wound Squirrel Cage Induction Motors 250 Horsepower and Larger – Mechanical Equipment Data Sheet - First Edition; Includes Excel Spreadsheet
 N STD 547 DATA SHEET

Annotation

This standard covers the requirements for form-wound induction motors for use in general-purpose petroleum, chemical and other industrial severe duty applications. These motors:

a. Are rated 250 hp (185 kW) through 3000 hp (2250 kW) for 4, 6 and 8 pole speeds.

b. Are rated less than 800 hp (600 kW) for two-pole (3000 RPM or 3600 RPM) motors of totally-enclosed construction.

c. Are rated less than 1250 hp (930 kW) for two-pole motors of WP II type enclosures.

d. Drive centrifugal loads.

e. Drive loads having inertia values within those listed in NEMA MG 1 Part 20.

f. Are not induction generators.

Note: Motors larger than that covered above and motors in other applications should be specified in accordance with API Std 541.

Автоматический перевод:

Двигатели с короткозамкнутым ротором раны формы общего назначения 250 лошадиных сил и больше – технические спецификации механического оборудования - первый выпуск; включает электронную таблицу Excel