Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: BS EN 60079-30-2-TC:2020
• Năm ban hành / Publication date: 2020
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Tracked Changes (Redline) - Explosive atmospheres Part 30-2: Electrical resistance trace heating - Application guide for design, installation and maintenance
• Chỉ số phân loại Quốc tế (ICS) / By field: 29.260.20 - Máy điện dùng trong các môi trường nổ
• Số trang / Page: 159

Phạm vi áp dụng / Scope of standard

This part of IEC 60079 provides guidance for the application of electrical resistance trace heating systems in areas where explosive atmospheres may be present, with the exclusion of those classified as requiring EPL Ga/Da (traditional relationship to Zone 0 and Zone 20 respectively).

It provides recommendations for the design, installation, maintenance and repair of trace heating systems including associated control and monitoring equipment. It does not cover devices that operate by induction heating, skin effect heating or direct pipeline heating, nor those intended for stress relieving.