Fusible, Safety Switch, Heavy Duty, 240 V, 3PST

The SIEMENS - HF321N is a Safety Disconnect Switch, an essential industrial electrical device intended to break the electrical circuit during equipment maintenance or in emergency situations. This switch falls under the broader category of Electrical Supplies and is used by industry professionals with an aim to disconnect power systems promptly, which may help reduce potential risks associated with electrical accidents during regular operations or unforeseen circumstances.

• Amps AC: The switch has a rated current capacity of 30 A, suggesting it is designed for handling such levels of electric current under normal operating conditions.
• Compatible Manufacturer Model Number: The switch is listed as compatible with model number HR21; compatibility suggests intended integration and operation within these specific models.
• Contact Form: With a 3PST contact form, it indicates how many circuits can be controlled and whether they are normally open (NO) or closed (NC).
• Duty: Categorized as heavy-duty, this safety disconnect switch is intended for demanding usage scenarios including standard applications or particular environments like potentially hazardous areas.
• Enclosure Type: With a NEMA 1 enclosure type rating that indicates design considerations have been made towards resisting certain environmental factors such as dust exposure, water corrosion and external ice formation.
• Housing Material & Construction Material: Made from steel which impacts durability resistance to environmental conditions and overall performance
• Fusible / Nonfusible: Fusible - includes replaceable fuse designed to respond under specified overload conditions
• Mounting Style & Method : Surface Mount - meant for installation on surfaces aiming at stable positioning