Westinghouse EH3020 Molded Case Circuit Breaker

Description:

The Westinghouse EH3020 Circuit Breaker is a molded case circuit breaker used in industrial and commercial electrical distribution systems. Commonly installed in panelboards, switchgear assemblies, motor control centers, and industrial power systems requiring reliable overcurrent and short-circuit protection. Maintenance electricians, facility engineers, and industrial automation technicians use this breaker for replacement, retrofit, or electrical system protection maintenance. The EH series features thermal-magnetic trip protection and bolt-on mounting for legacy Westinghouse and Eaton panelboard systems.

Applications:

The Westinghouse EH3020 circuit breaker is commonly used in industrial and commercial electrical systems to protect branch circuits, feeders, and electrical equipment from overload and fault conditions. It is installed in manufacturing facilities, HVAC systems, commercial buildings, and industrial machinery where dependable circuit interruption and stable electrical protection are required. The breaker is designed for use in Westinghouse and Eaton NEHB panelboard applications.

Technical Specifications:

• Manufacturer: Westinghouse Electric Corporation
• Model: EH3020
• Series: EH
• Product Type: Molded Case Circuit Breaker
• Current Rating: 20 Amp
• Number of Poles: 3-Pole
• Voltage Rating: 480 VAC
• Phase Configuration: 3-Phase
• Mounting Type: Bolt-On
• Trip Type: Thermal Magnetic
• Interrupt Rating: 14kAIC @ 480VAC
• Function: Overcurrent and short-circuit protection
• Application: Industrial and commercial electrical distribution systems
• System Compatibility: Westinghouse / Eaton NEHB panelboards
• Operating Environment: Industrial and commercial electrical applications
• Intended Use: Branch circuit and feeder protection
• Performance Feature: Reliable thermal-magnetic circuit interruption protection

Common Replacements:

• Eaton EH3B020 Molded Case Circuit Breaker
• Siemens Sentron Molded Case Circuit Breaker
• Schneider Electric Square D PowerPact Circuit Breaker