Description
The Siemens HNF363R is a heavy-duty, non-fused safety disconnect switch engineered for reliable branch-circuit and feeder protection in commercial and industrial HVAC applications. With a 100-amp ampere rating, 3-pole configuration, and 600-volt capacity, this switch provides a safe and code-compliant means of disconnecting electrical power to HVAC equipment, motors, and other loads. The NEMA 3R rainproof enclosure makes it equally suited for outdoor and indoor installations where exposure to rain, sleet, and ice is a concern.
Key Features
- 100A continuous ampere rating
- 3-pole (3P) configuration for three-phase power circuits
- 600V maximum voltage rating
- 3-wire (3W) design
- Non-fused for use with separately fused circuits or as a service disconnect
- NEMA 3R rainproof enclosure — suitable for outdoor and wet-location installations
- Heavy-duty construction for long service life in demanding environments
- Designed for use as an equipment disconnect on HVAC systems, motors, and industrial loads
Enclosure & Installation Details
- Enclosure Type: NEMA 3R (Rainproof)
- Suitable for outdoor and indoor applications
- Surface-mount installation
- Compatible with three-phase electrical systems
Typical Applications
- HVAC rooftop unit disconnects
- Commercial air conditioning and refrigeration equipment
- Motor branch-circuit disconnects
- Industrial and commercial electrical panels
- Service entrance equipment
Why Choose the Siemens HNF363R?
Siemens is a globally recognized leader in electrical infrastructure and automation. The HNF363R is built to Siemens’ exacting quality standards, ensuring dependable performance, compliance with NEC disconnect requirements, and long-term reliability in the field. Its NEMA 3R enclosure provides robust protection against environmental elements, making it a go-to choice for HVAC contractors and electrical professionals.
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