1sda054418r1  t5h 630 pr222ds/p-lsi in=630 4 pole abb mccb

1sda054418r1 t5h 630 pr222ds/p-lsi in=630 4 pole abb mccb

ABB 1SDA054418R1 SACE Tmax T5H moulded case circuit breaker with 630 A rating, PR222DS/P-LSI electronic trip unit, four-pole fixed construction and front terminals for industrial power distribution.

SKU: 1SDA054418R1Alt SKU: T5H 630 PR222DS/P-LSI In=630 4p F FMPN: 1SDA054418R1
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Why Choose the ABB 1SDA054418R1 Tmax T5H Moulded Case Circuit Breaker?

The ABB 1SDA054418R1 is a high performance Tmax T5H moulded case circuit breaker (MCCB) designed to provide dependable protection for low voltage power distribution systems. As part of the proven ABB SACE Tmax T series, this circuit breaker is engineered for industrial, commercial and infrastructure applications where reliable overload and short circuit protection is essential.

This model features a 630 A rated current and an advanced PR222DS/P-LSI electronic trip unit, providing adjustable long-time, short-time and instantaneous protection functions. Its fixed four-pole construction with front terminals makes it suitable for three-phase plus neutral systems requiring accurate and dependable circuit protection.

With a rated operational voltage of up to 690 V AC and a high breaking capacity of 70 kA at 400 V AC, the ABB 1SDA054418R1 is ideal for switchboards, main feeders, distribution panels and industrial installations where robust low voltage protection is required.

Key Advantages

  • High performance ABB Tmax T5H moulded case circuit breaker.
  • 630 A rated current for demanding distribution applications.
  • Four-pole fixed configuration for three-phase plus neutral systems.
  • PR222DS/P-LSI electronic trip unit with adjustable protection functions.
  • Front terminal connections for panel and switchboard installation.
  • High breaking capacity for dependable fault interruption.

Key Features

  • ABB SACE Tmax T series.
  • Model: T5H 630 PR222DS/P-LSI.
  • 630 A rated uninterrupted current.
  • Four-pole (4P) MCCB configuration.
  • 690 V AC rated operational voltage.
  • PR222DS/P-LSI solid-state electronic release.
  • Fixed version with front terminal connections.
  • Designed in accordance with IEC 60947-2.

Reliable Protection for Industrial Power Distribution

The ABB Tmax T5H range is designed to protect electrical installations by detecting overload and short circuit conditions quickly and reliably. The PR222DS/P-LSI electronic release provides adjustable protection characteristics, helping improve system selectivity, reduce nuisance tripping and support operational continuity.

The ABB 1SDA054418R1 is particularly suitable for installations requiring four-pole protection, including three-phase plus neutral distribution systems. Its compact moulded case design, high breaking capacity and proven ABB engineering make it a dependable choice for modern switchboards and low voltage electrical infrastructure.

Typical Applications

  • Industrial power distribution systems.
  • Main incoming and outgoing feeders.
  • Three-phase plus neutral electrical installations.
  • Commercial distribution boards.
  • Motor control centres.
  • Infrastructure and utility power systems.

Technical Specifications

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Current 630 A
Phase Three Phase
Poles 4-pole
Device Type MCCB
Breaking Capacity 70 kA
Trip Unit Electronic
Manufacturer ABB
Series SACE Tmax T
Model T5H 630 PR222DS/P-LSI In=630 4P F F
Product code 1SDA054418R1
EAN 8015644555221
Product type Moulded case circuit breaker (MCCB)
Rated current (In) 630 A
Rated uninterrupted current (Iu) 630 A
Number of poles 4
Trip unit PR222DS/P-LSI electronic release
Release type Electronic
Rated operational voltage Up to 690 V AC
Rated insulation voltage (Ui) 1000 V
Rated impulse withstand voltage (Uimp) 8 kV
Rated ultimate breaking capacity (Icu) 70 kA at 400 V AC
Rated service breaking capacity (Ics) 70 kA at 400 V AC
Terminal type Fixed front terminals
Mounting Panel mounted
Electrical durability 5,000 cycles
Mechanical durability 20,000 cycles
Standards IEC 60947-2
Dimensions (H × W × D) 205 × 186 × 103.5 mm
Weight Approx. 6.2 kg

Frequently Asked Questions

What is the ABB 1SDA054418R1 used for?

It is used to protect low voltage electrical distribution systems against overloads and short circuits in industrial, commercial and infrastructure installations.

What is the rated current of this MCCB?

The ABB 1SDA054418R1 has a rated uninterrupted current of 630 A.

How many poles does this circuit breaker have?

This model has a four-pole (4P) configuration, making it suitable for three-phase plus neutral electrical systems.

Which trip unit is fitted?

The breaker is fitted with the ABB PR222DS/P-LSI electronic trip unit, providing adjustable long-time, short-time and instantaneous protection functions.

Where is this MCCB typically installed?

It is commonly installed in switchboards, distribution panels, motor control centres and commercial low voltage electrical power systems.

Trusted by Electrical Professionals Worldwide

ABB SACE Tmax moulded case circuit breakers are trusted by electrical engineers, panel builders and industrial maintenance teams worldwide for dependable circuit protection, compact installation and long-term reliability in demanding power distribution applications.