HKA3125T - 125Amp Trip Unit

HKA3125T - 125Amp Trip Unit

The HKA3125T thermal-magnetic trip unit is designed for use with compatible KA and HKA frame circuit breakers. This 125-amp, 3-pole component supports electrical maintenance needs where matching your existing equipment specifications and maintaining the original system configuration are important.

Key Features and Benefits

• 125 Amp Rating: Designed for circuit breaker applications requiring a 125-amp thermal magnetic trip unit.
• 3-Pole Configuration: Supports compatible three-phase electrical applications.
• KA and HKA Frame Compatibility: Designed for use with compatible KA and HKA frame circuit breaker applications.
• Thermal Magnetic Design: Provides both thermal and magnetic trip functions for applicable electrical systems.
• Adjustable Magnetic Hi-Low Trip Setting: Features a magnetic trip setting range of 625-1250.
• Compact Component Design: Offers a practical replacement component for compatible circuit breaker assemblies.
• Replacement-Focused Application: Helps maintain existing electrical systems where matching specifications and compatibility are required.

Technical Specifications

• Part Number: HKA3125T
  
• Type: HKA
  
• Component Type: Thermal Magnetic Trip Unit
  
• Compatible Frames: KA and HKA Frames
  
• Amperes: 125 A
  
• Poles: 3
  
• Approximate Shipping Weight: 4.00 lbs.
  
• Dimensions: 4.00"W x 5.13"L x 3.50"D
  
• Height: 5.13 in.
  
• Width: 4.0 in.
  
• Depth: 3.5 in.
  
• A.I.C. Ratings:
  • 25kA @ 600VAC
  • 35kA @ 480VAC
  • 65kA @ 240VAC
• Magnetic Hi-Low Trip Setting Range: 625-1250
  
• Trip Function: Thermal Magnetic Only
  

Material Compliance and Certifications

The HKA3125T thermal magnetic trip unit should be installed in accordance with the requirements of the compatible circuit breaker assembly and all applicable electrical codes and standards. System compatibility, voltage ratings, and trip settings should be verified before installation.

Where It Works Best

The HKA3125T is well suited for commercial buildings, industrial facilities, and electrical maintenance applications where compatible KA or HKA frame circuit breakers are already in service. It works best in situations where maintaining an existing breaker assembly requires a properly matched thermal-magnetic trip unit.