P1MB2PD03 Lovato MINIATURE CIRCUIT BREAKER 2P CURVE D 3A

P1MB2PD03 Lovato MINIATURE CIRCUIT BREAKER 2P CURVE D 3A

Lovato P1MB2PD03 two-pole miniature circuit breaker with 3 A rating, Type D tripping characteristic and 10 kA breaking capacity for industrial circuit protection.

SKU: P1MB2PD03
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Why Choose the Lovato P1MB2PD03 Miniature Circuit Breaker?

The Lovato P1MB2PD03 is a reliable two-pole miniature circuit breaker (MCB) designed to provide dependable thermal-magnetic protection against overloads and short circuits in industrial, commercial and automation electrical installations. As part of the Lovato P1MB miniature circuit breaker series, it offers compact DIN rail mounting and reliable circuit protection performance.

Designed for applications requiring higher magnetic trip levels, the P1MB2PD03 features a D-type tripping characteristic and a 3 A rated current, making it suitable for circuits with higher inrush currents such as transformers, motors and industrial equipment. Its compact two-module format allows efficient installation inside electrical distribution boards and control panels.

With a 10 kA short-circuit breaking capacity, 230/400 V AC operating voltage and 2-pole configuration, the Lovato P1MB2PD03 provides dependable protection for modern low-voltage electrical systems.

Key Advantages

  • Reliable two-pole miniature circuit breaker for industrial protection applications.
  • 3 A rated current suitable for dedicated branch circuit protection.
  • D-type tripping characteristic for loads with high starting currents.
  • 10 kA short-circuit breaking capacity for dependable fault protection.
  • Compact 2-module DIN rail design for space-efficient installation.
  • Compatible with Lovato modular protection accessories.

Key Features

  • Lovato P1MB miniature circuit breaker series.
  • Product type: Miniature circuit breaker (MCB).
  • Two-pole configuration.
  • Rated current: 3 A.
  • Tripping characteristic: Curve D.
  • Short-circuit breaking capacity: 10 kA.
  • Thermal-magnetic protection technology.
  • 35 mm DIN rail mounting.
  • Suitable for AC and DC applications.

Reliable Circuit Protection for Industrial Applications

Miniature circuit breakers protect electrical circuits by automatically disconnecting power when overload or short-circuit conditions occur. The Lovato P1MB2PD03 combines thermal and magnetic protection to help safeguard wiring, equipment and connected loads.

The Lovato P1MB series is designed for professional electrical installations requiring compact dimensions, reliable operation and compatibility with industrial automation systems. The P1MB2PD03 is particularly suited to applications where higher inrush currents require a D-type trip curve.

Typical Applications

  • Industrial control panels.
  • Machine automation systems.
  • Transformer protection circuits.
  • Motor control applications.
  • Low-voltage distribution boards.
  • Industrial electrical equipment.

Technical Specifications

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Poles 2-pole
Device Type MCB
Trip Curve D curve
Breaking Capacity 10 kA
HS Code 85362010
Manufacturer Lovato Electric
Series P1MB
Model P1MB2PD03
Product type Miniature circuit breaker
Number of poles 2P
Number of DIN modules 2
Rated current (In) 3 A
Tripping characteristic Type D
Rated operational voltage 230/400 V AC
Rated DC voltage 125 V DC
Rated insulation voltage (Ui) 440 V
Rated impulse withstand voltage (Uimp) 4 kV
Rated frequency 50/60 Hz
Short-circuit breaking capacity 10 kA
Limiting class 3
Mechanical life 20,000 operations
Electrical life 10,000 operations
Protection rating IP20
Mounting type 35 mm DIN rail
Terminal capacity 1–35 mm²
Operating temperature -40 to +70 °C
Storage temperature -40 to +80 °C
Weight approx. 230 g
Standards IEC/EN 60898-1, IEC/EN 60947-2, UL1077

Frequently Asked Questions

What is the Lovato P1MB2PD03 used for?

The Lovato P1MB2PD03 is a two-pole miniature circuit breaker used to protect electrical circuits against overloads and short circuits.

What current rating does the P1MB2PD03 have?

The Lovato P1MB2PD03 has a rated current of 3 A.

What tripping characteristic does the P1MB2PD03 use?

The P1MB2PD03 uses a Type D tripping characteristic designed for circuits with higher inrush currents.

What is the breaking capacity of the Lovato P1MB2PD03?

The Lovato P1MB2PD03 has a short-circuit breaking capacity of 10 kA.

How is the P1MB2PD03 installed?

The P1MB2PD03 is installed on a standard 35 mm DIN rail inside electrical distribution boards and control panels.

Trusted by Industrial Electrical Professionals

Lovato P1MB miniature circuit breakers are trusted by electrical engineers and panel builders worldwide to provide reliable protection, safe operation and efficient integration into modern low-voltage electrical systems.