Schneider IL1253P36 - iLine 3 Pole 125A 36kA MCCB - TMD Trip Unit Compact NSX

Product Overview

The Schneider IL1253P36 is a three-pole moulded case circuit breaker from the iLine Compact NSX range, designed for robust protection of three-phase low-voltage distribution circuits operating at higher current levels. Rated at 125A with a short-circuit breaking capacity of 36kA, this MCCB is intended for installations where fault levels are elevated, and dependable interruption performance is essential. The integrated thermal-magnetic TMD trip unit provides combined protection against sustained overload conditions and instantaneous short-circuit faults, helping protect connected equipment while supporting safe, controlled circuit operation. Built on the Compact NSX platform, the IL1253P36 offers a balanced combination of performance, space efficiency, and consistent panel integration within structured MCCB assemblies.

Key Features

• A three-pole MCCB is suitable for three-phase distribution networks.
• 125A rated current for higher load circuits
• 36kA breaking capacity for installations with increased fault energy
• Thermal magnetic TMD trip unit for coordinated overload and short circuit protection
• Compact NSX frame designed to optimise space within distribution panels
• iLine format supports neat alignment and consistent breaker positioning
• Fixed mounting design for stable and secure installation
• Engineered for long-term operational reliability in demanding environments

Technical Specifications

• Manufacturer: Schneider
• Product range: iLine Compact NSX
• Device type: Moulded case circuit breaker
• Pole configuration: 3-pole
• Rated operational current: 125A
• Rated short circuit breaking capacity: 36kA
• Trip unit type: Thermal magnetic TMD
• Mounting method: Fixed
• Electrical system: Low-voltage three-phase
• Standards compliance: Manufactured to applicable IEC requirements

Applications

The IL1253P36 is commonly specified for industrial and commercial electrical systems that require protection of higher-current three-phase circuits against fault conditions. Typical applications include main and sub distribution boards, industrial process equipment, large plant rooms, and power distribution panels serving motors, machinery, or infrastructure loads. Its higher breaking capacity makes it particularly suitable for environments with elevated prospective short circuit currents, ensuring safe disconnection during fault events.

Why Choose This Product

The Schneider IL1253P36 is an excellent choice for engineers and contractors who require a dependable three-phase MCCB capable of handling higher current demands without compromising safety or panel efficiency. Its 36kA fault rating provides confidence in more demanding electrical environments, while the iLine Compact NSX design supports consistent panel layouts across MCCB ranges. Combined with the proven TMD trip unit, this breaker delivers reliable circuit protection, predictable performance, and straightforward integration within professional low-voltage distribution systems.