Committees responsible
National foreword
Foreword
Section 1 - General
1 Scope
Section 2 - Service conditions
2 Normal and special service conditions
Section 3 - Terms and definitions
3 Definitions
Section 4 - Rated characteristics
4 Rating
4.1 Rated voltage
4.2 Rated insulation level
4.3 Rated frequency
4.4 Rated normal current and temperature rise
4.5 Rated short-time withstand current
4.6 Rated peak withstand current
4.7 Rated duration of short circuit
4.8 Rated supply voltage of closing and opening
devices and auxiliary circuits
4.9 Rated supply frequency of operating devices and
auxiliary circuits
4.10 Rated pressure of compressed gas supply
for operation
4.101 Rated filling pressure
(of gas-filled compartments)
Section 5 - Rules for design and construction
5 Design
5.1 Requirements for liquids in switchgear
and controlgear
5.2 Requirements for gases in switchgear
and controlgear
5.3 Earthing
5.4 Auxiliary equipment
5.5 Dependent power closing
5.6 Stored energy closing
5.7 Operating of releases
5.8 Low and high pressure interlocking devices
5.9 Nameplates
5.101 Degree of protection and internal fault
5.102 Enclosure
5.103 Partitions and shutters
5.104 Pressure relief of gas-filled compartments
5.105 Disconnectors and earthing switches
5.106 Interlocks
5.107 Provisions for dielectric tests on cables
Section 6 - Rules for type tests
6 Type tests
6.1 Dielectric tests
6.2 Radio interference voltage (RIV) tests
6.3 Temperature-rise tests
6.4 Measurement of the resistance of the
main circuit
6.5 Short-time and peak withstand current tests
6.101 Verification of making and breaking
capacities
6.102 Mechanical operation tests
6.103 Verification of the IP-coding
6.104 Pressure withstand test for gas-filled
compartments
6.105 Gas tightness tests of gas-filled
compartments
6.106 Measurement of leakage currents
6.107 Weatherproofing test
6.108 Arcing due to internal fault
6.109 Mechanical impact tests
Section 7 - Rules for routine tests
7 Routine tests
7.1 Power-frequency voltage tests on the
main circuit
7.2 Dielectric tests on auxiliary and control
circuits
7.3 Measurement of the resistance of the
main circuit
7.101 Partial discharge measurement
7.102 Mechanical operation tests
7.103 Pressure tests of gas-filled compartments
7.104 Gas tightness tests of gas-filled compartments
7.105 Tests of auxiliary electrical, pneumatic and
hydraulic devices
7.106 Verification of correct wiring
7.107 Tests after erection on site
7.108 Measurement of gas condition after filling
on site
Section 8 - General information
8 Guide to the selection of switching devices
for service
9 Information to be given with enquiries,
tenders for service
9.101 Information with enquiries and orders
9.102 Information with tenders
10 Rules for transport, storage, erection and
maintenance
10.1 Conditions during transport, storage and
erection
10.2 Erection (mounting)
10.3 Maintenance
Figure
1 Standard test finger
Annexes
AA (normative) Internal fault
BB (normative) Method for calculating the
cross-sectional area of bare conductors
with regard to thermal stresses due to
currents of short duration
CC Deleted
DD (normative) Guide to voltage tests after
erection on site
EE (normative) Rated insulation level for
Series II
FF (normative) Partial discharge measurement
GG Deleted
ZA (normative) Normative references to
international publications with their
corresponding European publications
ZB (normative) Special national conditions
ZC (informative) A-deviations