P1MB3PD32 - MINIATURE CIRCUIT BREAKER 3P CURVE D 32A

P1MB3PD32 – MINIATURE CIRCUIT BREAKER 3P CURVE D 32A

Lovato P1MB3PD32 3-pole miniature circuit breaker with 32 A rated current, D tripping characteristic and 10 kA short-circuit breaking capacity for industrial electrical protection.

SKU: P1MB3PD32MPN: P1MB3PD32
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List Price £84.25 ex VAT
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Why Choose the Lovato P1MB3PD32 Miniature Circuit Breaker?

The Lovato P1MB3PD32 is a dependable 3-pole miniature circuit breaker (MCB) engineered to protect three-phase electrical circuits against overloads and short circuits. As part of the trusted Lovato P1MB modular protection range, it is designed for industrial control panels, commercial switchboards, machinery and OEM electrical equipment.

With a 32 A rated current, a D tripping characteristic and a 10 kA short-circuit breaking capacity, the P1MB3PD32 is ideal for protecting circuits supplying motors, transformers, power supplies and other inductive loads that generate high temporary inrush currents.

Designed for installation on a standard 35 mm DIN rail, this compact three-module breaker combines thermal-magnetic protection with long mechanical and electrical endurance, making it suitable for demanding industrial environments.

Key Advantages

  • Reliable overload and short-circuit protection for three-phase systems.
  • 32 A rated current for industrial machinery and distribution circuits.
  • D curve tripping characteristic for high inrush current applications.
  • 10 kA IEC breaking capacity.
  • Compact 3-pole, three-module DIN rail design.
  • Complies with IEC/EN 60898-1, IEC/EN 60947-2 and UL 1077 standards.

Key Features

  • Lovato P1MB miniature circuit breaker series.
  • 3-pole configuration.
  • 32 A rated current.
  • D tripping characteristic.
  • 10 kA short-circuit breaking capacity.
  • 230/400 V AC rated operational voltage.
  • 50/60 Hz operating frequency.
  • 440 V rated insulation voltage (Ui).
  • 4 kV impulse withstand voltage (Uimp).
  • Current-limiting class 3.
  • Thermal-magnetic operating mechanism.
  • 35 mm DIN rail mounting.

Reliable Protection for High-Inrush Industrial Loads

Miniature circuit breakers disconnect electrical circuits automatically whenever overload or short-circuit conditions occur, protecting wiring, equipment and connected loads while improving the overall safety and reliability of electrical installations.

The D curve characteristic allows substantially higher temporary inrush currents before magnetic tripping occurs, making the P1MB3PD32 particularly suitable for transformers, motors, contactors, industrial power supplies and other inductive equipment commonly found in industrial automation systems.

Typical Applications

  • Industrial control panels.
  • Motor control centres.
  • Transformer protection circuits.
  • Industrial automation equipment.
  • OEM machinery.
  • Commercial three-phase distribution boards.

Technical Specifications

Current 32 A
Phase Three Phase
Manufacturer Lovato Electric
Series P1MB
Model P1MB3PD32
Product type Miniature circuit breaker (MCB)
Number of poles 3
DIN modules 3
Rated current 32 A
Tripping characteristic D curve
Short-circuit breaking capacity 10 kA
Current-limiting class 3
Rated operational voltage 230/400 V AC
Rated frequency 50/60 Hz
Rated insulation voltage (Ui) 440 V
Rated impulse withstand voltage (Uimp) 4 kV
Mounting type 35 mm DIN rail
Operating temperature -40°C to +70°C
Mechanical life 20,000 operations
Electrical life 10,000 operations
Protection rating IP20
Weight Approx. 345 g
HS Code 85362010
Poles 3-pole
Device Type MCB
Trip Curve D curve
Breaking Capacity 10 kA

Frequently Asked Questions

What is the Lovato P1MB3PD32 used for?

It protects three-phase electrical circuits against overloads and short circuits, particularly where equipment produces high temporary starting currents.

What is the rated current of the P1MB3PD32?

The breaker has a 32 A rated current.

Why choose a D curve miniature circuit breaker?

D curve breakers tolerate higher temporary inrush currents than B or C curve devices, making them suitable for transformers, motors and other inductive loads.

What is the short-circuit breaking capacity?

The Lovato P1MB3PD32 provides a 10 kA IEC short-circuit breaking capacity.

How is the P1MB3PD32 installed?

It occupies three DIN modules and clips directly onto a standard 35 mm DIN rail inside electrical distribution boards and control panels.

Trusted by Electrical Professionals Worldwide

Lovato miniature circuit breakers are trusted by electrical contractors, panel builders and OEM machine manufacturers for delivering dependable circuit protection, compact installation and reliable long-term performance.

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