BS EN 60298:1996

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

Gives requirements for factory-assembled metal-enclosed switchgear and controlgear for alternating current of rated voltages above 1 kV and up to and including 52 kV for indoor and outdoor installation, and for service frequencies up to and including 60 Hz.