IEEE 515.1-2012 IEEE Standard for the Testing, Design, Installation, and Maintenance of Electrical Resistance Trace Heating for Commercial Applications
1970IEEE 515.1-2022 IEEE Standard for the Testing, Design, Installation, and Maintenance of Electrical Resistance Trace Heating for Commercial Applications
2012IEEE 515.1-2012 IEEE Standard for the Testing, Design, Installation, and Maintenance of Electrical Resistance Trace Heating for Commercial Applications
2005IEEE 515.1-2005 Recommended Practice for the Testing@ Design@ Installation@ and Maintenance of Electrical Resistance Heat Tracing for Commercial Applications
1995IEEE 515.1-1995 Recommended Practice for the Testing@ Design@ Installation@ and Maintenance of Electrical Resistance Heat Tracing for Commercial Applications