Số hiệu tiêu chuẩn
IEC 61857-21*CEI 61857-21
Tên tiêu chuẩn
Electrical insulation systems - Procedures for thermal evaluation - Part 21: Specific requirements for general-purpose model - Wire-wound applications
Ngày phát hành
1998-11-00
Tiêu chuẩn tương đương
DIN EN 61857-21 (1999-11), IDT * BS EN 61857-21 (1999-04-15), IDT * EN 61857-21 (1999-01), IDT * NF C26-310-21 (1999-05-01), IDT * SN EN 61857-21 (1999-01), IDT * OEVE/OENORM EN 61857-21 (2000-01-01), IDT * PN-EN 61857-21 (2002-08-15), IDT * SS-EN 61857-21 (1999-10-29), IDT * UNE-EN 61857-21 (1999-11-29), IDT * STN EN 61857-21 (2001-07-01), IDT * CSN EN 61857-21 (1999-10-01), IDT * NEN-EN-IEC 61857-21:1999 en;fr (1999-04-01), IDT
Thay thế cho
IEC 98/69/FDIS (1998-07)
Từ khóa
Components * Electrical engineering * Electrical insulation * Electrically-operated devices * Equipment * Evaluations * Insulation systems * Insulations * Life (durability) * Low voltage * Multi-purpose * Specification (approval) * Testing * Thermal testing * Windings * Wire winding