Siemens JN423 - Fusible Disconnect Switch 3P 100A@240V (100kA AIC)
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Siemens JN423 is a fusible safety disconnect switch designed for industrial power distribution systems requiring reliable circuit isolation. This 3-phase switch features a 240V AC voltage rating and 100A current capacity, housed in a NEMA 1-rated enclosure with a robust 18 lb construction for durability in demanding environments. The unit meets industry standards with a 100kA@240V AIC rating and R-class fuse compatibility, ensuring protection against short circuits. Its single-configuration, 3-pole design with PJP frame compatibility makes it ideal for motor control centers, HVAC systems, and heavy machinery applications where fused disconnection is critical.
Key Features & Specifications
Key Features & Specifications
- Type: Fusible safety disconnect switch with R-class fuse compatibility
- Voltage Rating: 240V AC
- Current Rating: 100A
- Configuration: Single
- Poles: 3
- Phase: 3-phase
- AIC Rating: 100kA@240V
- Compatible Frames: PJP
- Switch Style: Fusible
- NEMA Rating: 1
- Wire Size: 4 AWG
- Weight: 18 lb
- Standards: Meets industrial safety requirements for disconnect switches
- Applications: Motor control centers, industrial machinery, HVAC systems
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