Siemens Low Voltage Circuit Protection Panelboard/Switchboard Units. Type VB PANELBOARD UNITS Std UL V. Rating 250V A. Rating 200A No. Of Poles 3P F. Rating 60Hz Action SINGLE THROW Mounting INSIDE PANEL BOARD. O. Cycles 8000 O. Temperature (-20F-120F) AMBIENT TEMPERATURE Environmental Conditions INDOOR