GB 30253-2024: Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors

Delivery: 9 seconds. Download (and Email) true-PDF + Invoice.
Get Quotation: Click GB 30253-2024 (Self-service in 1-minute)
Newer / historical versions: GB 30253-2024

Preview True-PDF

Scope

This document specifies the energy efficiency grades, technical requirements and test
methods for permanent magnet synchronous motors.
This document is applicable to permanent magnet synchronous motors for general or
explosion-proof purposes in continuous working mode, including the following scope.
a) Asynchronous-start three-phase permanent-magnet synchronous motor powered
by 50 Hz three-phase AC power supply, of voltage level 1 140 V and below,
rated power 0.55 kW ~ 1 000 kW, and pole number 2 poles ~ 16 poles;
b) Asynchronous-start three-phase permanent-magnet synchronous motor powered
by 50 Hz three-phase AC power supply, of voltage 3 kV (3.3 kV), 6 kV and 10
kV, cooling method IC81W, IC86W, IC71W (IC3W7), IC411, IC416, IC511,
IC611, IC616, IC516 and IC666, rated power 200 kW ~ 2 000 kW and pole
number 4 poles ~ 12 poles;
c) Permanent-magnet synchronous motor driven by variable frequency equipment
powered by variable frequency power supply, of voltage 1 140 V and below,
rated power 0.55 kW ~ 1 250 kW, and rated speed 45 r/min ~ 6 000 r/min;
d) Permanent-magnet synchronous motor driven by variable frequency equipment
powered by variable frequency power supply, of voltage 3 kV (3.3 kV) and 6
kV, 10 kV, cooling method IC81W, IC86W, IC71W (IC3W7), IC411, IC416,
IC511, IC611, IC616, IC516, IC666, rated power 200 kW and above, and rated
speed 45 r/min ~ 3 000 r/min;
e) Permanent magnet synchronous motor for elevators powered by variable
frequency power supply, of voltage 1 140 V and below, and rated power 0.55
kW ~ 110 kW.

Basic Data

Standard ID	GB 30253-2024 (GB30253-2024)
Description (Translated English)	Minimum allowable values of energy efficiency and energy efficiency grades for permanent magnet synchronous motors
Sector / Industry	National Standard
Classification of Chinese Standard	F01
Classification of International Standard	27.010
Word Count Estimation	50,571
Date of Issue	2024-09-29
Date of Implementation	2025-10-01
Older Standard (superseded by this standard)	GB 30253-2013
Issuing agency(ies)	State Administration for Market Regulation, China National Standardization Administration