JB/T 7078-2014
Specifications for YZRF and YZRG series forced-ventilated wound-rotor three-phase induction motors for crane and metallurgical applications (English Version)

Standard No.

JB/T 7078-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Machinery

Latest

JB/T 7078-2014

Replace

JB/T 7078-2002

Scope

This standard specifies the type, basic parameters and dimensions, technical requirements, inspection rules and test methods of YZRF and YZRG series forced ventilation wound rotor three-phase asynchronous motors for lifting and metallurgical purposes, as well as marking, packaging and warranty period requirements. This standard applies to forced ventilation type wound rotor three-phase asynchronous motors (hereinafter referred to as motors) used for electrical transmission of various lifting machinery and metallurgical auxiliary equipment.

JB/T 7078-2014 Referenced Document

• GB 10068-2008 Mechanical vibration of certain machines with shaft heights 56 mm and higher.Measurement,evaluation and limits of vibration severity
• GB 10069.3-2008 Noise determination methods and limits for rotating electrical machines - Part 3: Noise limits
• GB 1971-2006 Rotating electrical machines. Terminal markings and direction of rotation
• GB 20237-2006 Safety requirements of crane and metallurgical motors and canned motors
• GB 755-2008 Rotating electrical machines.Rating and performance
• GB/T 10069.1-2006 Measurement of airborne noise emitted by rotating electrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines
• GB/T 1032-2012 Test procedures for three-phase induction motors
• GB/T 12665-2008 Requirements of damp-heat testing of electrical machine for sevice in general environmental condition
• GB/T 13306-2011 Plates
• GB/T 191-2008 Packaging.Pictorial marking for handling of goods
• GB/T 1993-1993 Cooling methods for rotating electrical machines
• GB/T 22714-2008 Test specifications of interturn insulation of form-wound winding for AC low-voltage eletrical machines
• GB/T 22719.1-2008 Interturn insulation of random-wound winding for AC low-voltage electrical machines.Part 1:Test methods
• GB/T 4772.1-1999 Dimensions and output series for rotating electrical machines. Part 1: Frame numbers 56 to 400 and flange numbers 55 to 1080
• GB/T 4942.1-2006 Degrees of protection provided by the integral design of rotating electrical machined (IP code) - Classification
• GB/T 757-2010 Conical shaft extension for rotating electrical machines
• GB/T 997-2008 Rotating electrical machines.Classification of types of construction,mounting arrangements and terminal box position for(IM Code)

JB/T 7078-2014 history

• 2014 JB/T 7078-2014 Specifications for YZRF and YZRG series forced-ventilated wound-rotor three-phase induction motors for crane and metallurgical applications
• 2002 JB/T 7078-2002 Technical specifications for YZRF and YZRG range of forced-ventilated wound-rotor three-phase induction motors for crane and metallurgical application
• 1970 JB/T 7078-1993 Technical specifications of YZRF, YZRG series hoisting and metallurgical three-phase asynchronous motors with forced ventilation type wound rotor