CHH3150H4 - 150Amp Circuit Breaker

CHH3150H4 - 150 Amp Circuit Breaker

The CHH3150H4 molded case circuit breaker is designed for dependable circuit protection in electrical distribution systems that require a 3-pole, 150-amp breaker within the CHH4 frame series. Built with a non-interchangeable trip unit, this breaker provides consistent overcurrent protection by interrupting fault conditions before they can damage connected equipment or wiring. Its molded case construction and fixed trip configuration make it a practical replacement option for facilities maintaining existing CHH-series electrical systems. The CHH3150H4 is commonly used in commercial and industrial panels where maintaining compatibility with existing breaker frames and ratings is essential. These breakers were originally manufactured to meet the demanding requirements of electrical distribution equipment and are widely known for being built to last when properly installed and maintained.

Key Features and Benefits

• 150 Amp current rating: Suitable for branch and feeder circuit protection.
• 3-pole configuration: Designed for three-phase electrical systems.
• CHH4 frame compatibility: Ensures proper fit within designated panelboards and switchgear.
• Non-interchangeable trip unit: Provides fixed overcurrent protection settings.
• Molded case housing: Helps protect internal components from environmental exposure.
• Compact vertical profile: Allows installation in compatible electrical distribution equipment.
• Form, fit, and functional replacement: Designed for existing systems using CHH-series breakers.
  

Technical Specifications

• Part Number: CHH3150H4
  
• Device Type: Molded Case Circuit Breaker
  
• Trip Unit: Non-Interchangeable
  
• Amperage Rating: 150 Amps
  
• Poles: 3
  
• Frame Type: CHH4
  
• A.I.C. Rating & Voltage: Molded Case Circuit Breaker configuration
  
• Approximate Shipping Height: 7.5 in
  
• Approximate Shipping Weight: 4.13 lbs
  

Material Compliance and Certifications

• Industry Standards: Circuit breakers in this class were manufactured to align with widely recognized electrical industry standards for molded case circuit protection used in commercial and industrial distribution equipment.
• Electrical Code Compatibility: When installed in appropriate systems, they support compliance with applicable electrical codes and installation practices.
  

Where It Works Best

• Commercial buildings and office complexes
• Industrial control panels and distribution systems
• Manufacturing facilities with three-phase power systems
• Maintenance replacements in legacy panelboards and switchgear
• Electrical service equipment requiring a 3-pole, 150-amp breaker within the CHH4 frame family