This is for an Eaton Cutler-Hammer Busway Fusible Switch Bus Plug.
Model: P3F362R

Specifications:
Make: Eaton Cutler-Hammer
Type: Busway Fusible Switch
Condition: Used
Series: Pow-R-Way III
Style: Fusible
Style No: BPC3001G05
Voltage: 600 V
Amps: 60 A
Phase: 3
Wire: 3
Std. HP: 15-480AC 15-600AC
Max. HP: 30-480AC 50-600AC

The busway is exactly as pictured.