DL/T 581-2010 in English

1 Scope

This standard specifies the basic requirements such as the terms, equipment model compilation method and parameter series, technical requirements, test and inspection, acceptance, marking, painting, rust prevention, packaging, transportation and storage of condenser rubber ball cleaning equipment (including ball screen, rubber ball pump, ball collector, dispenser, control cabinet, valve, etc.) and cooling water debris filter (secondary filter screen, control cabinet, blowdown valve, etc.).
This standard is applicable to rubber ball cleaning equipment and secondary filter screen equipment for condenser and those for other industry may refer to this standard. For the rubber ball cleaning equipment and secondary filter screen equipment manufactured with special anticorrosive material or other anti-corrosion measures which are applicable to seawater, the material, process, test and inspection shall also meet the requirements of relevant standards and technical documents.

2 Normative References

The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the normative document (including any amendments) applies.
GB 755 General Requirements for Rotating Electrical Machines
GB 983 Stainless Steel Covered Electrodes
GB 1220 Stainless Steel Bars
GB 1348 Spheroidal Graphite Iron Castings
GB 1804 Limits of Deviation without Indication of Tolerance Dimensions
GB 1993 Cooling Methods for Rotating Electrical Machines
GB 2270 Stainless Steel Seamless Tubes
GB 3216 Test Methods for Centrifugal, Mixed flow Axial and Regenerative Pumps
GB 3280 Cold Rolled Stainless Steel Sheets and Plates
GB 3281 Technical Requirements for Acid-resistant Stainless and Heat-resisting Steel Plates
GB 4216.3 Dimensions of 6 Bar Grey Cast Iron Pipe Flanges
GB 4942.1 Degrees of Protection Provided by the Integral Design of Rotating Electrical Machines (IP Code) - Classification
GB 4942.2 Degrees of Protection Provided by Enclosures for Low-voltage Apparatus
GB/T 7267 Series of Basic Dimension of Control and Protective Panels and Cabinet for Secondary Circuit of Power of System
GB 9113 Integral Steel Pipe Flanges
GB 9115 Steel Pipe Welding Neck Flanges
GB/T 10233 Basic Test Method for Electric-driving Control Gear Assemblies
GB/T 13384 General Specifications for Packing of Mechanical and Electrical Product
JB 2900 Painting of Turbine - Specification
JB 2901 Rust Prevention of Turbine - Specification
JB 3336 General Technical Conditions for Power Equipment Automation Device

3 Terms

3.1
Dry rubber ball

Foreword I
1 Scope
2 Normative References
3 Terms
4 Equipment Model and Parameter Series
5 Technical Requirements
6 Test and Inspection
7 User Acceptance
8 Marking, Painting and Rust Prevention
9 Packaging, Transportation and Storage
10 Warranty Period
Appendix A (Normative) System Arrangement, Equipment Installation and Operation Conditions