ABB XT1N 160 TMD 4P molded case circuit breaker is designed for reliable protection of low-voltage power distribution systems. It is widely used in industrial facilities, commercial buildings, and machinery control panels where stable circuit protection and overload/short-circuit protection are required.

This breaker belongs to ABB’s Tmax XT series, offering compact design, high reliability, and flexible configuration options. The TMD thermal magnetic trip unit provides accurate protection against overload and short-circuit faults, ensuring safe operation of electrical systems.

With multiple current ratings from 16A to 160A, this model supports a wide range of applications, from small distribution circuits to medium power equipment protection. The 4-pole configuration ensures full protection of three-phase systems with neutral line isolation.

 Key Features

• Compact and modular MCCB design for easy installation
• Wide current range from 16A to 160A in one platform
• TMD thermal magnetic trip unit for reliable protection
• 4-pole configuration suitable for 3-phase + neutral systems
• High mechanical and electrical durability
• Suitable for industrial and commercial power distribution
• Stable performance in harsh electrical environments
• Compatible with standard switchboard systems

 Typical Applications

• Industrial power distribution systems
• Motor protection circuits
• Commercial building electrical panels
• HVAC and pumping systems
• Machinery control cabinets
• OEM equipment electrical protection
• Factory automation power supply systems

 Installation & Selection Notes

• Ensure rated current is selected based on actual load requirement
• 4P version is recommended for systems requiring neutral isolation
• Fixed mounting type is suitable for standard distribution panels
• Proper upstream protection should be coordinated for short-circuit selectivity
• Installation should be performed by qualified electrical personnel
• Verify voltage and breaking capacity compatibility before commissioning

 FAQ

Q1: What does XT1N 160 TMD mean?
A: XT1N is ABB Tmax XT series frame, 160A is frame rating, TMD is thermal magnetic trip unit.

Q2: What is the difference between 3P and 4P?
A: 4P includes neutral pole protection, suitable for full isolation in 3-phase systems.

Q3: Is this suitable for motor protection?
A: Yes, it is widely used for motor feeders and industrial load protection.

Q4: Can current rating be adjusted?
A: Yes, TMD trip unit supports adjustable current settings within rated range.

Q5: Is this suitable for OEM equipment?
A: Yes, it is commonly used in OEM control panels and machinery systems.