The standards in this section cover the following types of control apparatus. 1. Industrial motor control. 2. Similar control used for industrial heating. 3. Rheostats including those for generator field. Standards for the following types of equipment are not included: 1. Marine auxiliaries control apparatus. 2. Marine propulsion control apparatus. 3. Mine locomotive control apparatus. 4. Railway control apparatus.
IEEE 15-1944 history
1959IEEE 15-1959 American Standard for INDUSTRIAL CONTROL APPARATUS
1944IEEE 15-1944 American Standards for INDUSTRIAL CONTROL APPARATUS