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IEC/IEEE International Standard -- Bushings for DC application, 2014
- IEC/IEEE 65700-19-03 Front Cover
- Title page
- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope
- 2 Normative references
- 3 Terms, definitions and symbols [Go to Page]
- 3.1 Terms and definitions
- 3.2 List of variables
- 4 Ratings [Go to Page]
- 4.1 Rated voltages [Go to Page]
- 4.1.1 Rated continuous DC voltage
- 4.1.2 Rated peak voltage
- 4.2 Insulation levels
- 4.3 Rated currents [Go to Page]
- 4.3.1 Pure DC applications
- 4.3.2 Combined voltage applications
- 4.4 Rated frequency
- 4.5 Pollution parameters
- 5 Operating conditions [Go to Page]
- 5.1 General
- 5.2 Factors affecting the design, testing and application
- 5.3 Altitude correction
- 5.4 Interchangeability
- 6 General requirements [Go to Page]
- 6.1 Electrical requirements
- 6.2 Mechanical requirements
- 6.3 Nameplate markings
- 7 Test requirements [Go to Page]
- 7.1 General requirements
- 7.2 Test Conditions [Go to Page]
- 7.2.1 Air temperature
- 7.2.2 Humidity
- 7.2.3 Correction factors
- 7.3 Test classification [Go to Page]
- 7.3.1 Type (or design) tests
- 7.3.2 Routine tests
- 7.3.3 Special tests
- 8 Type tests [Go to Page]
- 8.1 Dry power-frequency voltage withstand test with partial discharge measurement [Go to Page]
- 8.1.1 Applicability
- 8.1.2 Test method and requirements
- 8.1.3 Acceptance
- 8.2 Dry lightning impulse voltage withstand test (BIL) [Go to Page]
- 8.2.1 Applicability
- 8.2.2 Test method and requirements
- 8.2.3 Acceptance
- 8.3 Dry or wet switching impulse voltage withstand test (SIL) [Go to Page]
- 8.3.1 Applicability
- 8.3.2 Test method and requirements
- 8.3.3 Acceptance
- 8.4 Electromagnetic compatibility tests (EMC) [Go to Page]
- 8.4.1 Emission test
- 8.4.2 Immunity test
- 8.5 Temperature rise test [Go to Page]
- 8.5.1 Applicability
- 8.5.2 Test method and requirements
- 8.5.3 Acceptance
- 8.6 Cantilever load withstand test [Go to Page]
- 8.6.1 Applicability
- 8.6.2 Test method and requirements
- 8.6.3 Acceptance
- 8.7 Tightness test on liquid-filled, compound-filled and liquid-insulated bushings
- 8.8 Internal pressure test on gas-filled, gas-insulated and gas-impregnated bushings
- 8.9 Verification of dimensions
- 8.10 Draw-lead bushing cap pressure test [Go to Page]
- 8.10.1 Applicability
- 8.10.2 Test method and requirements
- 8.10.3 Acceptance
- 9 Routine tests [Go to Page]
- 9.1 Measurement of dielectric dissipation factor (tan δ) and capacitances [Go to Page]
- 9.1.1 Applicability
- 9.1.2 Test method and requirements
- 9.1.3 Acceptance
- 9.2 Dry lightning impulse voltage withstand test (BIL) [Go to Page]
- 9.2.1 Applicability
- 9.2.2 Test method and requirements
- 9.2.3 Acceptance
- 9.3 Dry power-frequency voltage withstand test with partial discharge measurement [Go to Page]
- 9.3.1 Applicability
- 9.3.2 Test method and requirements
- 9.3.3 Acceptance
- 9.4 DC applied voltage withstand test with partial discharge measurement [Go to Page]
- 9.4.1 Applicability
- 9.4.2 Test method and requirements
- 9.4.3 Acceptance
- 9.5 Polarity reversal test with partial discharge measurement [Go to Page]
- 9.5.1 Applicability
- 9.5.2 Test method and requirements
- 9.5.3 Acceptance
- 9.6 Dry Switching impulse withstand test [Go to Page]
- 9.6.1 Applicability
- 9.6.2 Test method and requirements
- 9.6.3 Acceptance
- 9.7 Test of tap insulation
- 9.8 Internal pressure test on gas-filled, gas-insulated and gas-impregnated bushings
- 9.9 Tightness test on liquid-filled, compound-filled and liquid-insulated bushings
- 9.10 Tightness test on gas-filled, gas-insulated and gas-impregnated bushings
- 9.11 Tightness test at the flange or other fixing device
- 9.12 Visual inspection and dimensional check
- 10 Special tests [Go to Page]
- 10.1 Artificial pollution test [Go to Page]
- 10.1.1 Applicability
- 10.1.2 Test method and requirements
- 10.1.3 Acceptance
- 10.2 Even wetting DC voltage test [Go to Page]
- 10.2.1 Applicability
- 10.2.2 Test method and requirements
- 10.2.3 Acceptance
- 10.3 Uneven wetting DC voltage test [Go to Page]
- 10.3.1 Applicability
- 10.3.2 Test method and requirements
- 10.3.3 Acceptance
- 11 Recommendations for transport, storage, erection, operation and maintenance [Go to Page]
- 11.1 Conditions during transport, storage and installation
- 11.2 Installation
- 11.3 Unpacking and lifting
- 11.4 Assembly [Go to Page]
- 11.4.1 Mounting
- 11.4.2 Connections
- 11.4.3 Final installation inspection
- 11.5 Operation
- 11.6 Maintenance [Go to Page]
- 11.6.1 General
- 11.6.2 Recommendation for the manufacturer
- 11.6.3 Recommendations for the user
- 11.6.4 Failure report
- 12 Safety [Go to Page]
- 12.1 Electrical aspects
- 12.2 Mechanical aspects
- 12.3 Thermal aspects
- 13 Environmental aspects
- Annex A (informative) [Go to Page]
- A.1 Bushings used in voltage source converters (VSC) HVDC schemes [Go to Page]
- A.1.1 Introduction
- A.1.2 Design
- A.1.3 Tests
- A.1.4 Supporting Published Material
- Annex B (informative) [Go to Page]
- B.1 Temperature rise test methods for the determination of the equivalent test current [Go to Page]
- B.1.1 Introduction
- B.2 Basics concerning the losses in distorted operation
- B.3 Analytical calculation
- B.4 Finite element method calculation
- B.5 Calculation by enhancement factors as described in IEC 61378–1
- B.6 Examples of calculation [Go to Page]
- B.6.1 Calculation based on the analytical method
- B.6.2 Calculation based on Finite Element Method
- B.6.3 Calculation based on the enhancement factor according IEC 61378–1
- B.7 References
- Bibliography
- Figures [Go to Page]
- Figure 1 – Altitude correction factor
- Figure 2 – Polarity reversal test profile
- Figure A.1 – Two-level VSC HVDC converter station applied in a bipolar scheme with DC cable transmission
- Figure A.2 – Multi-level VSC HVDC converter station applied in a monopolar scheme with DC overhead line transmission
- Tables [Go to Page]
- Table 1 – Temperature of ambient air and immersion media (see 5.1)
- Table 2 – Type, routine and special tests
- Table 3 – Minimum values of cantilever withstand load
- Table 4 – Maximum values of tan δ and tan δ increase
- Table 5 – Maximum values of partial discharge quantity
- Table B.1 – Valve side connected bushing current harmonic spectrum
- Table B.2 – Calculation based on the analytical method
- Table B.3 – Calculation based on Finite Element Method
- Table B.4 – Calculation based IEC 61378-1 enhancement factor FCE [Go to Page]