The Square D NXL36600G 600A 3 Pole Electronic MCCB – Line & Load Mount – 600V is a heavy-duty molded case circuit breaker engineered for superior protection and performance in industrial and commercial electrical distribution systems. Featuring an NXL frame style with an electronic non-interchangeable trip unit, this breaker incorporates advanced LSIG protection functions, including long-time, short-time, instantaneous, and ground fault protection. Designed for high interrupting capacity and dependable operation, the NXL36600G delivers enhanced system coordination, electrical safety, and reliable fault protection in demanding power applications.

Product Specifications

• Brand: Square D
• Model: NXL36600G
• Rated Current: 600 Ampere
• Sensor Size: 1200 Amp
• Number of Poles: 3 Pole
• Breaker Type: Electronic Molded Case Circuit Breaker (MCCB)
• Mount Type: Line & Load Mount
• Frame Type: NXL Frame
• Trip Unit Type: Electronic Non-Interchangeable
• Trip Unit Functions: LSIG (Long Time, Short Time, Instantaneous, Ground Fault)
• Rating Plug Installed: ARP040
• Standard Lug Type: Line and Load End
• Application: Industrial and Commercial Power Distribution

Technical Specifications

• Interrupting Capacity:
  • 125 kA @ 240 VAC
  • 100 kA @ 480 VAC
  • 65 kA @ 600 VAC
• Operating Temperature Reference: 40°C
• Protection Functions: LSIG Protection
• Ground Fault Protection Included
• Terminal Configuration: Line and Load End Terminals Standard
• Electronic Trip Technology for Accurate Circuit Protection
• High Fault Withstand Capacity
• Industrial Grade Heavy-Duty Construction

Voltage and Ratings

• Rated Operational Voltage: Up to 600 VAC
• Current Rating: 600A
• Sensor Rating: 1200A
• Pole Configuration: 3 Pole
• Interrupting Rating at 240 VAC: 125 kA
• Interrupting Rating at 480 VAC: 100 kA
• Interrupting Rating at 600 VAC: 65 kA
• Frequency: 50/60 Hz
• Temperature Calibration: 40°C

Product Data

• Manufacturer: Square D
• Product Condition: New / Certified Reconditioned (Based on Availability)
• Warranty: 1 Year In-House Warranty
• Frame Style: NXL Frame
• Connection Configuration: Line and Load End Terminal Configuration
• Suitable For: Industrial Panels, Switchboards, and Power Distribution Systems
• Accessory Installation: Available at No Additional Cost with Breaker Purchase
• Packaging: Standard Industrial Packaging
• Country of Origin: USA

Important Note

Product images are intended for identification purposes only and may not represent the exact configured breaker. Accessories purchased together with the breaker can be professionally installed to meet your required configuration at no additional charge. Installation, operation, and maintenance should only be performed by qualified electrical professionals in accordance with applicable electrical standards and safety regulations. Warranty coverage includes repairs, replacement parts, labor, and standard shipping required for recertification, excluding damage caused by misuse, improper handling, incorrect installation, or normal operational wear.