• BS 4999-33:1977

BS 4999-33:1977

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

BSI Group , 03/31/1977

Publisher: BS

File Format: PDF

$132.00$264.16


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.

BS 4999-33:1977 History

BS DD CLC/TS 60034-18-34:2004
BS 05/30128254 DC

BS 05/30128254 DC

$119.00 $238.88

BS DD IEC/TS 60034-26:2002
BS 4999-33:1977

BS 4999-33:1977

$132.00 $264.16

BS 4296:1968

BS 4296:1968

$132.00 $264.16

More BS Standards PDF

DIN CEN/TS 16931-7

DIN CEN/TS 16931-7

$45.00 $90.00

DIN 55350 - DRAFT

DIN 55350 - DRAFT

$59.00 $118.00

DIN CEN/TS 16614-4:2020

DIN CEN/TS 16614-4:2020

$113.00 $226.00

DIN 19430 - DRAFT

DIN 19430 - DRAFT

$41.00 $82.00