NB/T 10955-2022Flameproof three-phase permanent magnet synchronous motor for TBYC series shearer (English PDF)

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1. Structure and Drafting Rules for Standardization Documents" drafting.

1 Scope

This document specifies the electrical performance, Explosion-proof safety and other technical requirements, describes the corresponding sampling and test methods, specifies the content of signs, packaging, transportation and storage, etc:, and at the same time The product type and basic parameters for technical specification are given.

This document is applicable to the self-starting three-phase permanent magnet synchronous motor used for driving the cutting part of the shearer in the working face of the coal mine, and the self-starting motor derived from it Three-phase permanent magnet synchronous motor can also be implemented by reference.

2 Normative references

The contents of the following documents constitute the essential provisions of this document through normative references in the text. Among them, dated references For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 191 Packaging, storage and transportation icon marks

GB/T 755 Rating and performance of rotating electrical machines

GB/T 997 Classification of structural types, installation types and terminal box positions of rotating electrical machines (IM code)

GB/T 2423.4 Environmental testing for electric and electronic products - Part 2. Test method Test Db. Alternating damp heat (12h 12h cycle ring)

GB/T 2900.25 Electrotechnical terms for rotating electrical machines

GB/T 3836.1-2021 Explosive atmospheres Part 1. General requirements for equipment

GB/T 3836.2-2021 Explosive atmospheres Part 2. Equipment protected by flameproof enclosure "d"

GB/T 3836.3-2021 Explosive atmospheres Part 3. Equipment protected by increased safety type "e"

GB/T 4772.1 Dimensions and output power levels of rotating electrical machines Part 1. Frame size 56~400 and flange size 55~1080

GB/T 4942 Degree of protection (IP code) for the overall structure of rotating electrical machines Classification

GB/T 10068 Measurement, evaluation and limit value of mechanical vibration of motor with shaft center height of 56mm and above

GB/T 10069.1 Measurement methods and limits of noise of rotating electrical machines - Part 1. Measurement methods of noise of rotating electrical machines

GB/T 10111 Generation of Random Numbers and Its Application in Product Quality Sampling Inspection

GB/T 22669-2008 Test methods for three-phase permanent magnet synchronous motors

GB/T 22714-2008 Specification for inter-turn insulation test of formed windings of AC low-voltage motors

GB/T 22719.1 Inter-turn insulation of loose-embedded windings of AC low-voltage motors Part 1. Test methods

GB/T 22719.2-2008 Inter-turn insulation of random-embedded windings of AC low-voltage motors Part 2. Test limits

AQ1043 Mining product safety mark identification

3 Terms and Definitions

The terms and definitions defined in GB/T 755 and GB/T 2900.25 apply to this document.