QGA221751 | Square D 175A 2-Pole 240V PowerPact Q I-Line Thermal Magnetic Circuit Breaker

Schneider Electric · Circuit Breakers & Protection

Description  The Square D QGA221751 is a 2-pole thermal magnetic molded case circuit breaker designed to provide dependable protection for electrical distribution systems rated at 175 amps and 240 VAC. With a 65kA interrupting capacity, it is ideal for high-performance applications requiring superior fault interruption and overload protection. The breaker features an I-Line style plug-in connection, offering a secure and efficient mounting system for panelboards and switchboards.     Technical Specifications  Condition New/Never Used Surplus Brand Square D Category Circuit Breakers Part Number QGA221751 Subcategory Molded Case Circuit Breakers Series PowerPact Q Frame Type QGA Number of Poles 2 Rated Current (In) 175 A Voltage Rating 240 VAC Interrupting Rating 65 kA @ 240 VAC Trip Unit Technology Thermal-Magnetic Trip Functions Long-Time and Instantaneous (LI) Mounting Type I-Line Plug-In Connection Type I-Line (line) / Lugs (load) Continuous Current Rating 80% Frequency 50/60 Hz Wire Size AWG 4 to 300 KCMIL (Cu/Al) Standards Compliance UL, CSA, ANCE, IEC, RoHS Applications Power distribution, overload and short-circuit protection Dimensions (H x W x D) 12.31 x 7.44 x 4.25 in (312.7 x 189 x 108 mm) Weight 4.9 lbs (2.22 kg)   Information About  QGA221751 The QGA221751 is part of the Square D PowerPact Q-Series, known for its rugged construction, high interrupting ratings, and compact design. It incorporates thermal-magnetic trip technology, combining long-time and instantaneous trip functions to protect circuits against overloads and short circuits. The breaker is equipped with an I-Line plug-in connection on the line side and lugs on the load side, ensuring compatibility with I-Line panelboards and switchboards. Designed for industrial and commercial distribution systems, it meets UL, CSA, ANCE, and IEC standards for safety, performance, and reliability. Key Features: Rated Current: Supports 175A continuous current for mid- to high-capacity distribution systems. High Interrupting Capacity: 65kA at 240V AC for reliable short-circuit protection. Trip Technology: Thermal-magnetic trip unit providing both overload and instantaneous protection. Connection Type: I-Line plug-in connection on the line side with load-side lugs for secure installation. Frame Type: Compact Q-Frame construction designed for use with I-Line panels and switchboards. Durability: 80% continuous current rating with non-interchangeable trip for long service life. Certifications: UL, CSA, ANCE, and IEC compliant for international use. Applications: Suitable for power distribution and overcurrent protection in industrial, commercial, and institutional settings. The QGA221751 delivers the reliability and precision required for safe, efficient, and durable electrical power distribution.

Brand: Schneider Electric · Category: Circuit Breakers & Protection

Key features

• Rated Current: Supports 175A continuous current for mid- to high-capacity distribution systems.
• High Interrupting Capacity: 65kA at 240V AC for reliable short-circuit protection.
• Trip Technology: Thermal-magnetic trip unit providing both overload and instantaneous protection.
• Connection Type: I-Line plug-in connection on the line side with load-side lugs for secure installation.
• Frame Type: Compact Q-Frame construction designed for use with I-Line panels and switchboards.
• Durability: 80% continuous current rating with non-interchangeable trip for long service life.
• Certifications: UL, CSA, ANCE, and IEC compliant for international use.
• Applications: Suitable for power distribution and overcurrent protection in industrial, commercial, and institutional settings.

Specifications

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