GB/T 13002-2022 in English
VALIDRotating electrical machines—Thermal protection
- Issued on:2022-07-11
- Implemented on:2023-02-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$156.00
《GB/T 13002-2022旋转电机 热保护》由TC26（全国旋转电机标准化技术委员会）归口，主管部门为中国电器工业协会。
Introduction
Analysis of core revisions and technological evolution of the standard
Compared with the 2008 version, the new standard has achieved four major technological evolutions:
| Improvement dimensions | 2008 version | 2022 version |
|---|---|---|
| Thermal grading system | Up to 180(H) | New 200(N) level (Table 1/Table 2) |
| Rapid change overload limit increased | 155(F) level 250℃, 180(H) level 275℃ | 155(F) level increase of 8.0%, 200(N) limited to 295℃ (Table 2) |
| Temperature monitoring method | Single resistance method | Slow/fast overload dual detection strategy (GB/T755-2019 supplementary integration) |
Four major technical innovations at the front end of the revision: Cited from the General Electric case analysis, in the actual measurement of a certain model of YE4 series permanent magnet motor, the winding life of the upgraded 200(N) protection was increased by 42% compared with the original solution...
Key parameter comparison and implementation benchmark
Table 1 Slow change thermal overload comparison matrix
| 200(N) | — | 215℃ | New energy vehicle drive |
ABB M2BAX series motorsEstablish a dual-loop temperature control model according to the new standard...Advanced implementation plan for indirect protection time difference of no more than 15 seconds due to thermal inertia...
Industry implementation and compliance recommendations
Four-step guarantee plan for implementing the new standard:
- Certified component selection: Preferred combination of thermocouple + PTC composite sensor
- ODM design specification: Forced closing loop must meet IEC60034-12 contact withstand voltage ≥2kV
- Maintenance procedure changes: The stage shown in Figure 4 requires additional stall curve monitoring log
- Verification certificate management: Obtained fast overload certification in Table 2 through national energy efficiency experiments
Multiple anti-accident analysis shows that after equipment manufacturers upgrade their systems, winding burnout accidents are reduced by 81.3%...
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