STB PDF
General requirements for rotating electrical machines - Classification of degrees of protection provided by enclosures for rotating machinery. Original standard BS 4999-105-1988 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN IEC 60034-5-2020
General requirements for rotating electrical machines - Specification for symbols for types of construction and mounting arrangements. Original standard BS 4999-107-1987 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN IEC 60034-7-2022
General requirements for rotating electrical machines - Specification for terminal markings and direction of rotation. Original standard BS 4999-108-1987 in PDF full version. Additional info + preview on request
Document status: Withdrawn
General requirements for rotating electrical machines - Specification for noise levels, including test methods. Original standard BS 4999-109-1987 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN IEC 60034-9-2024
General requirements for rotating electrical machines - Specification for built-in thermal protection for electric motors rated at 660 volts a.c. and below. Original standard BS 4999-111-1987 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN IEC 60034-11-2024
General requirements for rotating electrical machines - Specification for starting performance of single-speed three-phase cage induction motors. Original standard BS 4999-112-1987 in PDF full version. Additional info + preview on request
Document status: Replaced by STB BS EN IEC 60034-12-2024