WESTINGHOUSE 1332274 TRIP UNIT USNT

Description:

The Westinghouse 1332274 USNT Trip Unit is an electronic trip unit designed for use with Westinghouse molded case and power circuit breakers. This solid-state protection module provides adjustable overcurrent protection, fault sensing, and breaker tripping functions for industrial and commercial power distribution systems. It is commonly installed in switchgear, motor control centers, power distribution panels, and industrial electrical systems where accurate electronic protection and circuit coordination are required. The USNT trip unit enhances breaker performance through programmable protection settings and reliable fault detection.

Applications:

The Westinghouse 1332274 USNT Trip Unit is commonly used in industrial facilities, commercial buildings, utility installations, and power distribution systems to provide electronic overload, short-circuit, and fault protection. It is installed in low-voltage switchgear, feeder circuits, motor protection systems, and critical power distribution equipment where adjustable trip characteristics and precise protection coordination are required.

Technical Specifications:

• Manufacturer: Westinghouse Electric Corporation
• Part Number: 1332274
• Product Type: Electronic Trip Unit
• Model: USNT
• Function: Electronic overcurrent and fault protection
• Protection Type: Adjustable electronic trip protection
• Application: Molded case and power circuit breakers
• Trip Technology: Solid-State / Electronic
• System Compatibility: Westinghouse power distribution and breaker systems
• Installation Type: Internal breaker-mounted assembly
• Control Function: Overload, short-circuit, and fault sensing
• Mounting Configuration: OEM breaker trip unit installation
• Operating Environment: Industrial and commercial electrical applications
• Intended Use: Breaker protection and circuit coordination
• Performance Feature: Adjustable electronic protection with precise fault detection and breaker tripping capability.

Common Replacements:

• Eaton Digitrip Electronic Trip Unit
• Eaton IQ Electronic Trip Unit
• Schneider Electric Micrologic Trip Unit