Products

ABB M303PD1 Miniature Circuit Breaker 12.5 kA 3-P 1A 415V D-Magnetic Curve

Product Code: M303PD1

  • 3-pole MCB with 1A rated current
  • High breaking capacity of 12.5kA
  • Suitable for 415 V systems
  • Magnetic D curve for precise tripping
  • Compact size: 52.5mm width, DIN Rail mount
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Specifications

Product Type Miniature Circuit breaker
Brand ABB
Series M300P
Ambient Temperature -40 to 70 deg C
Curve Type Magnetic D
Degree of Pollution IP3
Depth 69 mm
Height 88 mm
Housing Colour RAL 7036 Grey
Mounting Type DIN Rail
Number of Poles 3
Rated Current 1 A
Rated Frequency 50/60 Hz
Rated Impulse Withstand Voltage 6 kV
Rated Insulation Voltage 500 V
Rated Short Circuit Current 12.5 kA
Rated Voltage 415 V
Standards and Approvals IEC/EN 60947-2
Tightening Torque 2.8 N-m
Weight 0.372 kg
Width 52.5 mm

Description

<p>When it comes to ensuring the safety and reliability of electrical circuits in industrial and commercial settings, selecting the right Miniature Circuit Breaker (MCB) is crucial. The M300P series MCB stands as a robust choice for professionals who require dependable performance under demanding conditions.</p><p>This three-pole MCB offers a rated current of 1 A, making it suitable for applications that demand precise control over low current levels. With a rated voltage of 415 V and an insulation voltage of 500 V, this breaker is designed to handle significant electrical loads safely. Its impressive breaking capacity of 100 kA ensures that it can interrupt fault currents effectively, providing essential protection against overloads and short circuits.</p><p>The product adheres to IEC/EN 60947-2 standards, offering peace of mind with its compliance with international safety requirements. It features a magnetic D curve type, which is ideal for applications where high inrush currents are expected—such as motors or transformers—ensuring that transient surges do not cause unnecessary tripping.</p><p>Designed for versatility and ease of installation, this MCB mounts conveniently on standard DIN rails. Its compact dimensions—52.5 mm width, 88 mm height, and 69 mm depth—make it an efficient fit within confined spaces without sacrificing performance. The tightening torque requirement stands at 2.8 N-m, emphasizing secure connections during installation.</p><p>Operating efficiently across a wide range of ambient temperatures from -40 to 70 degrees Celsius, this device demonstrates resilience in both extreme cold and heat environments. Furthermore, its degree of pollution rating at IP3 indicates moderate protection against dust ingress.</p><p>The housing color in RAL 7036 Grey provides a neutral aesthetic suitable for various industrial settings while maintaining durability against environmental factors. Weighing just 0.372 kg, the unit is lightweight yet sturdy enough to withstand everyday operational stresses.</p><p>In summary, the M300P series delivers reliable circuit protection with its high breaking capacity and adaptability across diverse conditions—a practical choice for those seeking efficiency combined with safety in their electrical installations.</p>

Documents

  • IPD Product Catalogue

    IPD Product Catalogue V17
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