Skip to main content

BS 4999-33:1977

Date published:

General requirements for rotating electrical machines, Methods for determining losses and efficiency from tests (excluding machines for traction vehicles)

NOTE: The hard copy of this product is purchased from overseas and will take longer than usual to deliver

Specifies losses to be included when calculating efficiency for different types of machine. Details calibrated machine test, zero power factor test, retardation method, electrical back-to-back test and calorimetric test.

Get this standard Prices exclude GST
HardCopy
$395.60 NZD
Preview only close
Prev {{ page }}/ {{ numPages }} Next
Preview only close
Prev {{ page }}/ {{ numPages }} Next
Pages: 0

Previous versions

Related Information

Similar Standards

  • BS 4999-145:1987

    General requirements for rotating electrical machines, Specification for winding terminations

  • BS 822-6:2004

    Terminal markings for electrical machinery and apparatus, Lead colours for rotating electrical machinery

  • BS EN 60027-4:2007

    Letter symbols to be used in electric technology, Rotating electric machines

  • BS EN 60034-1:2010

    Rotating electrical machines, Rating and performance

Preview only close
Prev {{ page }}/ {{ numPages }} Next
Preview only close
Prev {{ page }}/ {{ numPages }} Next
Pages: 0

Previous versions

BS 4999-33:1977

Get this standard Prices exclude GST
HardCopy
$395.60 NZD

Request to add this standard to your subscription

BS 4999-33:1977

Price varies
Online library subscription

Click "Send request for subscription" to ask your Account Administrator to add this standard to your subscripiton.

Cancel