TBC-132M Miniature Circuit Breaker (MCB) 1P 32A 6kA

TBC-132M
TBC-132M Miniature Circuit Breaker (MCB) 1P 32A 6kA
TBC-132M Miniature Circuit Breaker (MCB) 1P 32A 6kA
TBC-132M Miniature Circuit Breaker (MCB) 1P 32A 6kA

The TBC-132M is a high-performance 1-pole miniature circuit breaker engineered to deliver dependable protection against overload and short-circuit conditions in residential, commercial, and industrial electrical installations. Featuring a proven thermal-magnetic trip mechanism, this compact MCB ensures fast and safe disconnection to safeguard your electrical circuits and connected equipment.

Key Features

  • Compact 18 mm modular width for space-efficient installation
  • Reliable 6 kA breaking capacity suitable for most distribution applications
  • Fast tripping response with Type C curve (5-10 × In) ideal for general-purpose circuits
  • Clear ON/OFF indication for easy visual status verification
  • DIN-rail mounting for quick and secure installation
  • Thermal-magnetic trip technology for dual protection against overloads and short circuits
  • Wide operating temperature range from -35°C to +70°C
  • High mechanical durability rated for 20,000 cycles
  • Compliant with IEC-60898 and certified by CB, CE, and TÜV

The TBC-132M miniature circuit breaker is designed to meet the demanding requirements of modern electrical distribution systems. With a rated current of 32A and breaking capacity of 6 kA, this single-pole MCB provides robust protection for a wide range of applications including residential distribution boards, commercial electrical panels, and lighting circuits.

Built with a thermal-magnetic trip mechanism, the TBC-132M offers dual protection: the thermal element guards against sustained overloads while the magnetic element provides instantaneous protection against short-circuit faults. The Type C tripping characteristic makes it ideal for circuits with moderate inrush currents, such as lighting, socket outlets, and general-purpose loads.

Engineered for reliability and ease of use, this circuit breaker features a compact single-module design that maximizes panel space utilization. The toggle control mechanism provides positive ON/OFF switching with clear visual indication, while the standard DIN-rail mounting ensures quick installation and replacement. With IP20 degree of protection and operation across a wide temperature range, the TBC-132M is suitable for diverse environmental conditions.

Trip Mechanism: The TBC-132M employs a thermal-magnetic trip unit that combines a bimetallic thermal element for overload protection with an electromagnetic release for short-circuit protection. The Type C tripping curve provides a tripping range of 5-10 times the rated current, making it suitable for circuits with moderate switching surges.

Breaking Performance: With a rated breaking capacity of 6 kA at 240/415V AC, this MCB can safely interrupt fault currents up to 6,000 amperes. The tripping time of less than 0.1 seconds ensures rapid disconnection to minimize damage to downstream equipment and wiring.

Electrical Ratings: The circuit breaker is rated for 32A continuous current at an ambient temperature of up to 70°C. It operates on both 50 Hz and 60 Hz AC networks and features a rated impulse voltage withstand of 4 kV, providing protection against transient overvoltages.

Construction & Materials: The housing is manufactured from high-quality thermoplastic material with flame-retardant properties. Internal contacts are designed for low contact resistance and high arc extinction capability. The device meets IP20 ingress protection rating, suitable for installation in enclosed distribution boards.

Standards Compliance: Fully compliant with IEC-60898 international standard for miniature circuit breakers. Certified by CB scheme, CE marked for European markets, and TÜV tested for safety and performance.

  • Residential distribution boards and consumer units
  • Commercial electrical panels and sub-distribution boards
  • Lighting circuits in buildings and facilities
  • Socket outlet circuits for general-purpose loads
  • Small motor and appliance protection
  • Office and retail electrical installations
  • Educational and institutional buildings
  • General low-voltage protection in industrial control panels
  • Temporary power distribution systems
  • Renovation and retrofit projects
ParameterSpecification
Product TypeMiniature Circuit Breaker (MCB)
Model NumberTBC-132M
ApplicationDistribution
Control TypeToggle
Number of Poles1 Pole (1P)
Rated Current (In)32A
Rated Voltage (Un)240 / 415 V AC
Rated Impulse Voltage4 kV
Frequency50 / 60 Hz
Network TypeAC
Trip Unit TechnologyThermal-Magnetic
Tripping CurveType C
Tripping Timet < 0.1 s
Breaking Capacity (Icn)6 kA
Mounting TypeDIN Rail (35mm)
Mechanical Durability20,000 cycles
Electrical Durability4,000 cycles
Height78 mm
Width18 mm (1 Module)
Depth66 mm
Operating Temperature-35°C to +70°C
Relative Humidity0 – 95%
Degree of ProtectionIP20
Standards ComplianceIEC-60898, CB CERT, CE, TÜV

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