This document specifies the overall technical requirements for generator motors and their ancillary equipment, as well as requirements for product identification, material and component storage, factory and field testing, supply and trial operation, and warranty period. This document is applicable to three-phase, 50 Hz, reversible salient-pole synchronous generator motors (hereinafter referred to as "generator motors") directly connected to pump-turbines with a rated capacity of 100 MVA and above. For units with a rated capacity of less than 100 MVA or a frequency of 60 Hz, this document can be used as a reference.
Basic Data
Standard ID
GB/T 20834-2024 (GB/T20834-2024)
Description (Translated English)
Technical requirements for motor-generator
Sector / Industry
National Standard (Recommended)
Classification of Chinese Standard
K20
Classification of International Standard
29.160
Word Count Estimation
14,116
Date of Issue
2024-09-29
Date of Implementation
2025-04-01
Older Standard (superseded by this standard)
GB/T 20834-2014
Issuing agency(ies)
State Administration for Market Regulation, China National Standardization Administration
