1 Scope
This standard specifies types and basic parameters, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of vacuum oil purifiers.
This standard is applicable to vacuum oil purifier (hereinafter referred to as oil purifier).
2 Normative References
The following standards contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments to (excluding correction to), or revisions of, any of these publications do not apply. However, the parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards. For undated references, the latest edition of the normative document referred to applies.
GB/T 191 Packaging - Pictorial Markings for Handling of Goods (GB/T 191-2000, eqv ISO 780:1997)
GB/T 259 Petroleum Products-Determination of Water-soluble Acids and Alkalis (GB/T 259-1988, neq ΓOCT 6307:1975)
GB/T 260 Determination of Water Content in Petroleum Products
GB/T 507 Insulating Liquids-Determination of the Breakdown Voltage at Power Frequency(GB/T 507-2002, eqv IEC 60156:1995)
GB/T 700 Carbon Structural Steels (GB/T 700-2006, ISO 630:1995, NEQ)
GB/T 3280 Cold Rolled Stainless Steel Plate Sheet and Strip
GB/T 3639 Seamless Cold-drawn or Cold-rolled Steel Tubes for Precision Applications (GB/T 3639-2000, neq DIN 2391/1:1994, DIN 2391/2:1994)
GB 5226.1 Safety of Machinery - Electrical Equipment of Machines - Part 1: General Requirements(GB 5226.1-2002, IEC 60204-1:2000, IDT)
GB/T 6388 Transport Package Shipping Mark
GB/T 7597-2007 Method of Sampling for Transformer and Turbine Oils in Electric Power Industry
GB/T 7600 Determination of Water Content in Transformer Oils in Service by Coulometric Method
GB/T 7601 Determination of Water Content in Transformer Oils in Service by Gas Chromatographic Method
GB/T 9439 Grey Iron Castings
GB/T 10894 Determination Method of Noise Emitted by Separating Machine(GB/T 10894-2004, ISO 3744:1994, NEQ)
GB/T 13306 Plates
GB/T 13384 General Specification for Packagings of Mechanical and Electrical Products
GB/T 14976 Stainless Steel Seamless Pipes for Fluid Transport (GB/T 14976-2002, ASTM A269:2000, NEQ)
GJB 420A Solid Particle Pollution Degree of Oil Liquid of Aircraft Hydraulic System
JB/T 7217 The Painting Specification for Separating Machines
3 Terms and Definitions
Foreword i
1 Scope
2 Normative References
3 Terms and Definitions
4 Process Flow and Basic Parameters
4.1 Process Flow of Oil Purifier
4.2 Basic Parameters
4.3 Representation Method of the Model
5 Technical Requirements
5.1 Basic Requirements
5.2 Environmental Requirements
5.3 Performance Requirements
5.4 Material Requirements of Main Parts
5.5 Safety Requirements
5.6 Appearance Requirements
6 Tests
6.1 Requirements of Test Instruments
6.2 Test Conditions
6.3 Test Procedures
6.4 Test Methods
7 Inspection Rules
7.1 Basic Requirements
7.2 Inspection Classification
7.3 Inspection Items
8 Marking, Packaging, Transportation and Storage
8.1 Marking
8.2 Packaging
8.3 Transportation
8.4 Storage
Appendix A (Normative) Test of Gas Content in Transformer Oil by Mercury Differential-pressure Method
Appendix B (Normative) Determination of Trace Water in Transformer Oils by Coulometric Method
