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2CDS381103R0504 ABB S301P-C50NA Miniature Circuit Breaker - 1+NP - C - 50 A

2CDS381103R0504 ABB S301P-C50NA Miniature Circuit Breaker – 1+NP – C – 50 A

ABB 2CDS381103R0504 S301P-C50NA miniature circuit breaker featuring a 50 A rating, Type C tripping characteristic, 1P+N configuration and 25 kA ultimate breaking capacity for industrial electrical protection.

SKU: 2CDS381103R0504Alt SKU: S301P-C50NAMPN: 2CDS381103R0504
Price
List Price £94.00 ex VAT
Your Price (ex VAT)
£94.00
Manufacturer Lead Time Estimated Delivery 14 weeks
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Manufacturer Lead Time

£94.00

Why Choose the ABB 2CDS381103R0504 S301P-C50NA Miniature Circuit Breaker?

The ABB 2CDS381103R0504, also known as the S301P-C50NA, is a premium miniature circuit breaker (MCB) from the proven ABB System pro M Compact S300P series. Designed for industrial and commercial electrical installations, it provides dependable protection against overloads and short circuits while delivering exceptional reliability in demanding applications.

Manufactured to international IEC, UL and CSA standards, the S301P-C50NA combines ABB's renowned engineering with a compact DIN rail-mounted design. Integrated trip indication, fail-safe bi-directional screw terminals and compatibility with ABB System pro M Compact accessories make installation, maintenance and future system expansion straightforward.

Featuring a 50 A rated current, a Type C tripping characteristic, a 1P+N configuration and a 25 kA ultimate breaking capacity (IEC 60947-2), the ABB 2CDS381103R0504 is ideally suited to protecting commercial and industrial distribution circuits, control panels and general-purpose electrical loads with moderate inrush currents.

Key Advantages

  • Industrial miniature circuit breaker for overload and short-circuit protection.
  • 50 A rated current suitable for high-capacity commercial and industrial circuits.
  • Type C tripping characteristic ideal for mixed resistive and inductive loads.
  • 1P+N configuration disconnects both phase and neutral conductors.
  • 25 kA ultimate breaking capacity for demanding industrial installations.
  • Compact DIN rail mounting with ABB fail-safe terminal technology.

Key Features

  • ABB System pro M Compact S300P series.
  • S301P-C50NA model.
  • 50 A rated current.
  • Type C tripping characteristic.
  • 1 protected pole plus switched neutral (1P+N).
  • 240 V AC operating voltage.
  • 72 V DC operating voltage.
  • 25 kA ultimate short-circuit breaking capacity.
  • DIN rail mounting with integrated trip indication and screw terminals.

Reliable Protection for Commercial and Industrial Circuits

Miniature circuit breakers automatically disconnect electrical circuits whenever overload or short-circuit conditions occur. The Type C tripping characteristic is designed for general-purpose circuits with moderate inrush currents, making it suitable for lighting, power distribution, control panels, small motors and commercial electrical installations.

The ABB S300P range provides outstanding interruption performance, long service life and worldwide approvals, making it a preferred solution for industrial automation, machine builders, OEM equipment and commercial electrical distribution systems.

Typical Applications

  • Commercial electrical distribution.
  • Industrial control panels.
  • General-purpose power circuits.
  • Machine building and OEM equipment.
  • Lighting installations.
  • Small motors and mixed electrical loads.
  • Industrial automation systems.

Technical Specifications

Current 50 A
Phase Single Phase
Manufacturer ABB
Series System pro M Compact S300P
Model 2CDS381103R0504
Extended product type S301P-C50NA
Product type Miniature circuit breaker (MCB)
EAN 4016779079280
Rated current 50 A
Tripping characteristic Type C
Number of poles 1P+N
Protected poles 1
Rated voltage 240 V AC
Maximum operating voltage 480Y / 277 V AC
Rated DC voltage 72 V DC
Rated insulation voltage 500 V
Rated impulse withstand voltage 6 kV
Ultimate breaking capacity (Icu) 25 kA
Rated breaking capacity (Icn) 15 kA (IEC/EN 60898-1)
Frequency 50 / 60 Hz
Protection rating IP20 (IP40 when installed in a suitable enclosure)
Mounting type DIN rail
Terminal type Screw terminals
Dimensions (H × W × D) approx. 88 × 35 × 69 mm
Weight approx. 0.248 kg
HS Code 85362010
Country of Manufacture Germany
Poles 1-pole + N
Device Type MCB
Trip Curve C curve
Breaking Capacity 25 kA

Frequently Asked Questions

What is the ABB 2CDS381103R0504 used for?

It protects commercial and industrial electrical circuits against overloads and short circuits, particularly power distribution circuits, lighting systems and general-purpose electrical loads.

What is the current rating of this circuit breaker?

The ABB 2CDS381103R0504 has a 50 A rated current.

What does the Type C tripping characteristic provide?

Type C circuit breakers are designed for circuits with moderate inrush currents, making them suitable for lighting circuits, commercial power distribution and small motors.

What does the 1P+N configuration mean?

The breaker protects the phase conductor while simultaneously switching the neutral conductor to improve circuit isolation during maintenance and fault conditions.

How is the breaker installed?

The device is designed for quick installation onto a standard DIN rail using secure screw terminal connections.

Trusted by Electrical Professionals Worldwide

ABB System pro M Compact S300P miniature circuit breakers are trusted worldwide by electrical engineers, OEM manufacturers and panel builders for dependable protection, high interruption capacity and long-term reliability across commercial and industrial electrical installations.

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