Cutler Hammer QA-2533-S - Bolted Pressure Switch 600VAC 3-Pole (TJJ Frame Compatible)

Cutler Hammer QA-2533-S is a bolted pressure switch designed for high-current circuit protection in industrial power distribution systems. It features a 3-phase configuration with a 3-pole single-throw design, rated for heavy-duty applications up to 600VAC with compatible TJJ frames. The rugged construction includes a 150 lb pressure contact mechanism with silver alloy contacts for reliable operation under extreme electrical loads. This UL-listed device meets IEEE C37.20.2 standards for metal-enclosed switchgear applications. Typical installations include main power distribution panels, motor control centers, and industrial plant switchgear.

Key Features & Specifications

• Type: Bolted pressure switch with silver alloy contacts
• Voltage Rating: 600VAC
• Configuration: Single-throw
• Poles: 3
• Phase: 3
• Compatible Frames: TJJ
• Weight: 150 lb
• Standards: UL, IEEE C37.20.2
• Applications: Industrial power distribution, motor control centers, switchgear