1 Scope
This standard specifies the terminologies and definitions, product model and classification, technical requirements, test methods, inspection rules and the requirements for marking, packaging, transportation and storage of water cooling equipment for power converters.
This standard is applicable to the cooling equipment for power converterswith de-ionized water as heat transfer agent (hereinafter referred to as “cooling equipment”), and is also applicable to the cooling equipment of other electrical equipment with de-ionized water as heat transfer agent. Water cooling equipment used in DC transmission project may also refer to this standard.
2 Normative References
The following documents for the application of this document are essential. Any dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 3859.1 Semiconductor Convertors-Specification of Basic Requirements
GB/T 4025 Basic and Safety Principles for Man-machine Interface, Marking and Identification-Coding Principles for Indicators and Actuators
GB 5749 Standards for Drinking Water Quality
GB 7251.1-2005 Low-voltage Switchgear and Controlgear Assemblies - Part 1: Type-tested and Partially Type-Tested Assemblies
GB/T 13384 General Specifications for Packing of Mechanical and Electrical Product
GB 14048.1 Low-voltage Switchgear and Controlgear-Part 1:General Rules
GB/T 22075-2008 HVDC Converter Station Audible Noise
3 Terminologies and Definitions
For the purposes of this document, the following terminologies and definitions apply.
Foreword I
1 Scope
2 Normative References
3 Terminologies and Definitions
4 Product Model and Classification
5 Technical Requirements
6 Test Methods
7 Inspection Rules
8 Marking, Packaging, Transportation and Storage
Figure 1 Correction Factor Curve of Single-pass Cross-flow Heat Exchanger
Table 1 Working Voltage of Converter Applicable to Different Water Quality Grades of Heat Transfer Agent
Table 2 Summary List of Test Items
