DIN EN 62199 : 2005
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
BUSHINGS FOR D.C. APPLICATION
17-11-2022
12-01-2013
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 Ratings
4.1 Rated voltages
4.2 Insulation levels
4.3 Rated currents
4.4 Minimum nominal creepage distance
5 Operating conditions
5.1 General
5.2 Factors affecting the design, testing and application
6 General requirements
6.1 List of variables
6.2 Nameplate markings
7 Test requirements
7.1 General requirements
7.2 Test classification
8 Type tests
8.1 Dry power-frequency voltage withstand test with
partial discharge measurement
8.2 Dry lightning impulse voltage withstand test (BIL)
8.3 Dry or wet switching impulse voltage withstand
test (SIL)
8.4 Temperature rise test
8.5 Cantilever load withstand test
8.6 Tightness test on liquid-filled, compound-filled
and liquid-insulated bushings
8.7 Internal pressure test on gas-filled, gas-insulated
and gas-impregnated bushings
8.8 Verification of dimensions
9 Routine tests
9.1 Measurement of dielectric dissipation factor
(tan delta) and capacitances
9.2 Dry lightning impulse voltage withstand test (BIL)
9.3 Dry power-frequency voltage withstand test with
partial discharge measurement
9.4 DC applied voltage withstand test with partial
discharge measurement
9.5 Polarity reversal test with partial discharge
measurement
9.6 Test of tap insulation
9.7 Internal pressure test on gas-filled, gas-insulated
and gas-impregnated bushings
9.8 Tightness test on liquid-filled, compound-filled
and liquid-insulted bushings
9.9 Tightness test on gas-filled, gas-insulated and
gas-impregnated bushings
9.10 Tightness test at the flange or other fixing device
9.11 Visual inspection and dimensional check
10 Special tests
10.1 Artificial pollution test
10.2 Even wetting d.c. voltage test
10.3 Uneven wetting d.c. voltage test
Bibliography
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Figure 1 - Polarity reversal test profile
Table 1 - Minimum values of cantilever withstand load
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