QOB330 **Older Style** - 30Amp Circuit Breaker

QOB330 **Older Style** - 30Amp Circuit Breaker

The QOB330 Older Style bolt-on circuit breaker is a 3-pole, 30-amp circuit breaker designed for use in your compatible Type QOB panelboards and electrical distribution systems. Featuring a 10kA interrupting rating at 240VAC, this breaker is intended to provide branch-circuit protection against overloads and short circuits while maintaining proper fit and function in existing installations that require this older-style configuration. Its bolt-on mounting design helps you to provide a secure mechanical and electrical connection within compatible equipment. Built to last and manufactured for dependable operation, the QOB330 Older Style is a practical replacement solution when maintaining or servicing legacy electrical systems.

Key Features and Benefits

• 30 Amp Current Rating: 30 Amp current rating for branch circuit protection.
• 3-Pole Configuration: 3-pole configuration for three-phase electrical applications.
• Bolt-On Mounting Design: Bolt-on mounting design for secure installation in compatible panelboards.
• Type QOB Circuit Breaker: Type QOB circuit breaker for use with compatible equipment.
• 10kA Interrupting Capacity: 10kA interrupting capacity at 240VAC.
• Replacement for Older Style Installations: Designed as a form, fit, and functional replacement for compatible older style installations.
• Built to Last: Built to last for continued service in existing electrical systems.
• Suitable for Multiple Applications: Suitable for commercial, industrial, and institutional applications where compatible equipment is in use.
  

Technical Specifications

• Part Number: QOB330 Older Style
  
• Type: QOB
  
• Mounting Style: Bolt-On
  
• Poles: 3
  
• Current Rating: 30 Amperes
  
• Voltage: 240VAC
  
• Interrupting Rating (A.I.C.): 10kA @ 240VAC
  
• Dimensions:
  • Height: 3.0 in.
  • Width: 2.25 in.
  • Depth: 2.5 in.

Material Compliance and Certifications

• Industry Standards: Manufactured for use in compatible Type QOB electrical distribution equipment. Designed to meet applicable industry standards for molded case circuit breakers where specified by the original equipment.
• Installation Requirements: Intended for installation by qualified personnel in accordance with the National Electrical Code (NEC) and local electrical codes. Verify compatibility with the existing panelboard and application requirements before installation.
  

Where It Works Best

• The QOB330 Older Style circuit breaker is well suited for maintaining existing commercial, industrial, and institutional electrical distribution systems that utilize compatible Type QOB bolt-on panelboards. It is commonly used in branch circuit applications requiring a 3-pole, 30-amp breaker operating at 240VAC, making it an ideal choice when replacing a compatible breaker in legacy equipment while preserving the original panel configuration and electrical ratings.