Số hiệu tiêu chuẩn
FprEN 61557-9
Tên tiêu chuẩn
IEC 61557-9: Electrical safety in low voltage distribution systems up to 1000 v a.c. and 1500 v d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 9: Equipment for insulation fault location in IT systems
Ngày phát hành
2013-08-00
Tiêu chuẩn tương đương
PR NF C42-198-9, IDT * IEC 85/457/CDV (2013-08), IDT * OEVE/OENORM EN 61557-9 (2013-10-01), IDT
Từ khóa
Alternating current * Alternating current networks * Communication networks * Control instruments * Controlling * Currents * Definitions * Direct current * Direct current installations * Direct current networks * Electric mains * Electrical engineering * Electrical safety * Electromagnetic tests * Fault finding * Information technology * Inscription * Installations for rated voltages * Insulating monitoring devices * Insulating monitoring equipment * Insulating resistance * Insulation fault * Insulation meters * Insulations * IT systems * Low voltage mains * Low-voltage equipment * Low-voltage installations * Marking * Measuring * Measuring equipment * Measuring instruments * Monitoring * Monitoring device * Nominal use * Operating instructions * Protection against electric shocks * Protective measures * Rated current * Rated voltage * Reference conditions * Specification (approval) * Specimens * Supply voltages * Switching circuits * Telecommunications * Test equipment * Testing * Testing set-ups * Trouble shooters