Siemens HF321J is a fusible disconnect switch designed for providing a visible break and overcurrent protection in industrial power distribution systems. It is rated for 240V AC operation with a 30A current rating and features a 200kA interrupting capacity at 240V for robust short-circuit protection. The switch is constructed as a three-pole, single-configuration unit within a NEMA 12 enclosure, measuring 20.079 x 11.417 x 7.874 inches and weighing 16.182 lb. It is UL listed and part of the VBII series, designed for compatibility with MXP frames. This disconnect is typically applied in motor control centers and industrial panels where reliable isolation and fuse protection are required.
Key Features & Specifications
Type: Fusible Disconnect Switch, VBII Series
Voltage Rating: 240V AC
Current Rating: 30A
Configuration: Single
Poles: 3
AIC Rating: 200kA @ 240V
NEMA Rating: NEMA 12
Switch Style: Fusible
Dimensions: 20.079" x 11.417" x 7.874"
Weight: 16.182 lb
Standards: UL Listed
Compatible Frames: MXP
Applications: Industrial power distribution, motor control centers, panel isolation