National Standard of the P.R.C., Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors CHN1771

1.

Notifying Member: CHINA

If applicable, name of local government involved (Article 3.2 and 7.2): 

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Agency responsible: 

State Administration for Market Regulation (Standardization Administration of the P.R.C.)

Name and address (including telephone and fax numbers, email and website addresses, if available) of agency or authority designated to handle comments regarding the notification shall be indicated if different from above: 

3.

Notified under Article 2.9.2 [X], 2.10.1 [ ], 5.6.2 [ ], 5.7.1 [ ], 3.2 [ ], 7.2 [ ], other: 

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Products covered (HS or CCCN where applicable, otherwise national tariff heading. ICS numbers may be provided in addition, where applicable): permanent magnet synchronous motors (HS code(s): 8504); (ICS code(s): 29.180)

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Title, number of pages and language(s) of the notified document: National Standard of the P.R.C., Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors; (30 page(s), in Chinese)

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Description of content: This document specifies the minimum allowable values of energy efficiency, energy efficiency grades and test methods for permanent magnet synchronous motors.

This document applies to the following motors: a) The line-start three-phase permanent magnet synchronous motor with a voltage of 1140V and below (cooling method is IC411), 50Hz three-phase AC power supply, rated power of 0.55kW~1000kW, poles of 2, 4, 6, 8, 10, 12, and 16, continuous working system; b)The continuous working line-start three-phase permanent magnet synchronous motor with 3000V (3300V), 6000V voltage levels (cooling methods IC411, IC611, IC511, IC81W), rated power ≥ 185kW, poles 4, 6, 8, 10, 12,; c) The continuous duty general purpose or general purpose explosion-proof line-start three-phase permanent magnet synchronous motor with 10000V voltage level (cooling method IC411, IC611, IC511, IC81W), rated power ≥ 185kW, poles 4, 6, 8, 10, 12,; d) The permanent-magnet synchronous motor for elevators , powered by a variable frequency power supply, with a voltage of 1140V and below with a rated power of 0.55kW~110kW ; e) The frequency drive permanent-magnet synchronous motor with 1140V and below voltage (cooling method IC410, IC411, IC416, IC3W7), variable frequency power supply, rated power 0.55kW~1250kW, rated speed 45r/min~6000r/min variable ; f) 3000V (3300V), 6000V voltage level (cooling method IC416, IC3W7, IC666, IC86W), variable frequency power supply, rated power ≥ 185kW, rated speed 45r/min~6000r/min variable frequency drive permanent magnet synchronous motor; (g) The general purpose or general purpose explosion-proof variable frequency drive permanent-magnet synchronous motor with 10000V voltage level (cooling method IC416, IC3W7, IC666, IC86W), variable frequency power supply, rated power ≥ 185kW and rated speed of 45r/min~6000r/min.

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Objective and rationale, including the nature of urgent problems where applicable: Protection of the environment; Cost saving and productivity enhancement

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Relevant documents: 

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Proposed date of adoption: To be determined

Proposed date of entry into force: 12 months after approval.

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Final date for comments: 60 days from notification

11.

Texts available from: National enquiry point [X] or address, telephone and fax numbers and email and website addresses, if available, of other body: 

WTO/TBT National Notification and Enquiry Center of the People's Republic of China

Tel：+86 10 57954633 / 57954627

E_mail: tbt@customs.gov.cn

https://members.wto.org/crnattachments/2023/TBT/CHN/23_13729_00_x.pdf