GB/T 13537-2024 General specification for electric motors for electronic household appliances
1 Scope
This document specifies the model designation, technical parameters, and technical requirements for electric motors for electronic household appliances, describes the corresponding test methods, and specifies inspection rules, preparation of delivery, and user services.
This document is applicable to electric motors for electronic household appliances, such as AC induction motors, permanent magnet DC motors, permanent magnet brushless DC motors, synchronous motors, stepping motors, etc.
This document is used in conjunction with specific product standards for electric motors for electronic household appliances. The specific technical indicators and additional or special requirements for various types of electric motors are specified in the specific product standards.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 755 Rotating electrical machines - Rating and performance
GB/T 2423.1-2008 Environmental testing for electric and electronic products - Part 2: Test methods - Tests A: Cold
GB/T 2423.2-2008 Environmental testing for electric and electronic products - Part 2: Test methods - Tests B: Dry heat
GB/T 2423.7 Environmental testing - Part 2: Test methods - Test Ec: Rough handling shocks, primarily for equipment-type specimens
GB/T 2423.17 Environmental testing for electric and electronic products - Part 2: Test method - Test Ka: Salt mist
GB/T 2423.22 Environmental testing - Part 2: Test methods - Test N: Change of temperature
GB/T 2828.1-2012 Sampling procedures for inspection by attributes - Part 1: Sampling schemes indexed by acceptance quality limit (AQL) for lot-by-lot inspection
GB 4343.1 Electromagnetic compatibility requirements for household appliances, electric tools and similar apparatus - Part 1: Emission
GB/T 4343.2 Electromagnetic compatibility requirements for household appliances, electric tools and similar apparatus - Part 2: Immunity
GB/T 4706.1 Safety of household and similar electrical appliances - Part 1: General requirements
GB/T 4942 Degrees of protection provided by the integral design of rotating electrical machines (IP code) - Classification
GB/T 7345-2008 General requirements for electrical machine for automatic control system
GB/T 10069.1 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 12350-2022 Safety requirements of small power motors
GB/T 18211 General requirements for safety of electrical micro-machines
GB/T 20638 General specification for stepping motors
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
axial end play
variation distance between the shaft extension end face and the motor installation face caused by applying a specified force in two directions along the axial direction
3.2
direction of rotation
counterclockwise rotation of the motor being the forward rotation and clockwise rotation being the reverse rotation, viewed from the shaft extension end of the installation mating surface
3.3
electronic household appliances
household appliances that use electronic technology to achieve their basic functions
3.4
shaft voltage
voltage generated between the motor shaft and the outer ring of the bearing when the motor is running
3.5
bearing current
current flowing between the motor shaft and the outer ring of the bearing when the motor is running
4 Model designation and technical parameters
4.1 Model designation
The product model designation of electric motors for electronic household appliances (hereinafter referred to as "motors") is stipulated by specific product standards.
4.2 Environmental conditions
Under the environmental conditions specified in Table 1, the motor shall be able to operate normally.
4.3 Power supply frequency and voltage level
The rated frequency and rated voltage of the motor shall be selected in Table 2. When the rated voltage is low, other voltage levels are allowed.
4.4 Thermal class
The thermal class of the motor and the temperature of the corresponding class shall be selected in Table 3.
4.5 Duty
The motor duty adopts the continuous duty (S1), short-time duty (S2), intermittent periodic duty (S3), and continuous-operation periodic duty (S6) as specified in GB/T 755.
5 Technical requirements and test methods
6 Inspection rules
7 Preparation of delivery
8 User services
Contents Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Model designation and technical parameters 5 Technical requirements and test methods 6 Inspection rules 7 Preparation of delivery 8 User services
