Degrees of protection of enclosures; protection of persons against contact with live parts, protection of equipment against ingress of solid foreign bodies and of water, small transformers till 16 kVA— 3 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group H: types of operating mechanism for isolators, load-break switches, breaker trucks and earthing switches— 1 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group J: closing and opening circuits for isolators, load-break switches, breaker trucks and earthing switches— 1 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group N: auxiliary supply circuits— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group B: indicating and metering instruments— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group C: protection equipment— 3 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group D: instrument transformer— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group E: types of operating mechanism for load-break switches and circuit-breakers— 1 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group F: closing circuit for load-break switches and circuit-breakers— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group G: opening circuit for load-break switches and circuit-breakers— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group J: closing and opening circuits for isolators, load-break switches, breaker trucks and earthing switches— 1 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group F: closing circuit for load-break switches and circuit-breakers— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group C: protection equipment— 3 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group B: indicating and metering instruments— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group D: instrument transformer— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group G: opening circuit for load-break switches and circuit-breakers— 2 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group E: types of operating mechanism for load-break switches and circuit-breakers— 1 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group H: types of operating mechanism for isolators, load-break switches, breaker trucks and earthing switches— 1 стр.
Arrangement of components in high-voltage switchgear for rated voltages above 1 kV and up to and including 36 kV; group N: auxiliary supply circuits— 2 стр.
