NM632150 - 150Amp Circuit Breaker

NM632150 - 150Amp Circuit Breaker

The NM632150 150 amp circuit breaker is designed for dependable protection in existing electrical systems where performance and compatibility matter. This three-pole, molded case circuit breaker uses a thermal magnetic trip unit to help protect equipment from overloads and short circuits in everyday industrial and commercial use. With a bolt-on mounting style and load-side lugs included, it’s a practical choice for maintenance work, replacements, or keeping older panels operating safely without major changes. Built on the NM frame, this breaker handles multiple voltage levels and performs consistently in demanding electrical environments.

Key Features and Benefits

• Thermal Magnetic Trip Unit: Thermal magnetic trip unit helps provide reliable protection against overloads and fault conditions.
• Molded Case Construction: Molded case construction designed for long-term use in industrial electrical systems.
• Bolt-On Installation: Bolt-on installation allows for quicker replacement and secure mounting.
• Load-Side Lug Terminals Included: Load-side lug terminals included, reducing the need for additional parts during installation.
• Maintenance and Retrofit Use: Suitable for maintenance and retrofit applications, especially in existing equipment.

Technical Specifications

• Poles: 3
• Current Rating: 150 Amps
• Interrupting Rating:
  • 22kA at 600VAC
  • 30kA at 480VAC
  • 42kA at 240VAC
• Frame Size: NM
• Trip Type: Thermal Magnetic
• Mounting: Bolt-On
• Terminals: Load-Side Lugs Included
• Operating Temperature: 40°C
• Dimensions:
  • Width: 8.19 inches
  • Length: 15.50 inches
  • Depth: 4.13 inches

Material Compliance and Certifications

• This circuit breaker is manufactured to meet recognized electrical safety and performance standards commonly required in industrial and commercial applications. Materials and design support consistent operation in regulated environments where compliance and reliability are expected.

Where It Works Best

• The NM632150 is well suited for maintenance replacements, service upgrades, and ongoing support of existing electrical systems. It’s a solid option when you need to keep equipment running safely without redesigning panels or upgrading infrastructure. Common uses include industrial facilities, commercial buildings, and electrical distribution systems that rely on proven, straightforward circuit protection.