Thermal Protector : An integral part of a motor or motor-compressor: when properly applied, it protects the motor against dangerous overheating due to overload and failure to start
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}