IEC 60227.2 pdf download
IEC 60227.2 pdf download Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V – Part 2: Test methods 1General 1.1General requirements The methods of carrying out the tests specified in all parts of lEC 60227 are given in this partand the following publications: IEC 60227-1:1993，Polyvinyl chloride insulated cables of rated voltages up to and including450/750 v-...
IEC 60227.5 pdf download
IEC 60227.5 pdf download Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V – Part 5: Flexible cables (cords) 1General 1.1scope This part of lEC 60227 details the particular specifications for polyvinyl chloride insulatedflexible cables (cords), of rated voltages up to and including 300/500 v. All cables comply with the appropriate requirements given in lIEC 60227-1...
IEC 60227.7 pdf download
IEC 60227.7 pdf download Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V – Part 7: Flexible cables screened and unscreened with two or more conductors 1General1.1scope This part of lEC 60227 details the particular specifications for polyvinyl chloride insulated,screened and unscreened control cables of rated voltages up to and including 300/500 v. All cables comply...
IEC 60227 pdf download
IEC 60227 pdf download Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V 1Scope This part of lEC 60227 details the particular specifications for both circular and flat lift cabland cables for flexible connections of rated voltages up to and including 450/750 V. Each cable complies with the appropriate requirements given in lEC 60227-1,and with tparticular...
IEC 60243-2 pdf download
IEC 60243-2 pdf download Electric strength of insulating materials — Test methods — Part 2: Additional requirements for tests using direct voltage 1General 1.1 scope This standard gives requirements additional to those in lEC 60243-1 for the determination ofthe electric strength of solid insulating materials under direct voltage stress. 1.2Normative references Subclause 1.2 of lEC 60243-1 is applicable with the...
IEC 60243-3 pdf download
IEC 60243-3 pdf download Electrical strength of insulating materials — Test methods — Part 3: Additional requirements for 1,2/50 ? ?s impulse tests Scope This part of IEC 60243 gives requirements additional to those in lEC 60243-1 for thedetermination of the electric strength of solid insulating materials under 1,2/50 us impulsevoltage stress. 2 Normative references The following normative documents contain...
IEC 60245-1 pdf download
IEC 60245-1 pdf download Rubber insulated cables – Rated voltages up to and including 450/750 V – Part 1: General requirements 1 General 1.1scope This part of lEC 60245 applies to rigid and flexible cables with insulation, and sheath if any,based on vulcanized rubber of rated voltages u,/u up to and including 450/750 V used inpower installations of nominal voltage...
IEC 60254.2 pdf download
IEC 60254.2 pdf download Lead-acid traction batteries – Part 2: Dimensions of cells and terminals and marking of polarity on cells 1.1Scope and object This part of lEC 60254 is applicable to lead-acid traction batteries used as power sources forelectric propulsion. The object of the present standard is to specify – the maximum external (overall) dimensions of traction battery cells，that...
IEC 60255-5 pdf download
IEC 60255-5 pdf download Electrical relays – Part 5: Insulation coordination for measuring relays and protection equipment – Requirements and tests 1 Scope and object This part of IEC 60255 gives general requirements for the insulation coordination ofmeasuring relays and protection equipment. NOTE 1 Unless otherwise stated,the term “relay(s)” is used as an abbreviation for the expression “measuringrelays and protection...
IEC 60317-4 pdf download
IEC 60317-4 pdf download Specifications for particular types of winding wires – Part 4: Solderable polyurethane enamelled round copper wire, class 1 30 1 Scope This International Standard specifies the requirements of solderable enamelled round copperwinding wire of class 130 with a sole coating based on polyurethane resin，which may bemodified provided it retains the chemical identity of the original resin...