Siemens Low Voltage Circuit Protection Heavy Duty Safety Switches. Type ENCLOSED, SAFETY SWITCH Std UL V. Rating 600VAC A. Rating 400A No. Of Poles 3P F. Rating 60Hz Action DOUBLE THROW Material 304SS Enclosure TYPE 3R. 2-3 point mounting holes. O. Cycles 6050 O. Temperature (-20F-120F) AMBIENT TEMPERATURE Environmental Conditions OUTDOOR