1SDA060574R1 ABB T6L 1000 PR221DS-LS/I 1000 A 3-Pole MCCB

1SDA060574R1 ABB T6L 1000 PR221DS-LS/I 1000 A 3-Pole MCCB

ABB 1SDA060574R1 is a 1000 A three-pole fixed Tmax T6L moulded-case circuit breaker with front terminals, a PR221DS-LS/I electronic release and 100 kA ultimate breaking capacity at 400 V AC.

SKU: 1SDA060574R1MPN: 1SDA060574R1
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Manufacturer Lead Time Estimated Delivery 10 weeks
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Why Choose the ABB 1SDA060574R1 Tmax T6L 1000 Circuit Breaker?

The ABB 1SDA060574R1 is a high-performance 1000 A moulded-case circuit breaker (MCCB) designed for protection and switching in demanding low-voltage power distribution systems. Part of the ABB SACE Tmax T6 series, this T6L breaker combines a fixed three-pole configuration with front terminals and the advanced PR221DS-LS/I solid-state electronic release.

The T6L 1000 is engineered for installations requiring high breaking performance, providing a rated ultimate short-circuit breaking capacity of 100 kA at 400 V AC. Its PR221DS-LS/I release provides long-time overload protection together with short-time and instantaneous short-circuit protection, allowing dependable protection of cables, equipment and downstream distribution circuits.

With a rated uninterrupted current of 1000 A, rated operational voltage up to 690 V AC and a fixed installation format, the 1SDA060574R1 is well suited to industrial switchboards, main distribution boards and infrastructure power systems. Front terminals and bolt-connected main circuit connections support robust integration into professional low-voltage assemblies.

Key Advantages

  • High-performance ABB SACE Tmax T6L moulded-case circuit breaker.
  • 1000 A rated uninterrupted current for high-current distribution systems.
  • 100 kA ultimate breaking capacity at 400 V AC.
  • Advanced PR221DS-LS/I solid-state electronic release.
  • Long-time, short-time and instantaneous protection functions.
  • Three-pole fixed configuration with front terminals for switchboard installation.

Key Features

  • ABB SACE Tmax T6 series.
  • T6L 1000 high-breaking-capacity MCCB.
  • 1000 A rated uninterrupted current (Iu).
  • 690 V AC rated operational voltage.
  • 100 kA Icu at 400 V AC, 50 Hz.
  • PR221DS-LS/I electronic trip unit.
  • Three-pole configuration.
  • Fixed circuit-breaker execution with front terminals.
  • IP20 degree of protection.
  • Mechanical endurance of up to 20,000 operating cycles.

Advanced Protection for High-Current Distribution Systems

Moulded-case circuit breakers protect electrical installations against overloads and short circuits while also providing a convenient means of switching and isolating circuits. The ABB Tmax T6L combines a compact moulded-case design with high interruption capability, making it suitable for installations where substantial prospective fault currents may occur.

The PR221DS-LS/I electronic release provides long-time overload, short-time short-circuit and instantaneous short-circuit protection. Combined with the T6L breaker’s 100 kA ultimate breaking capacity at 400 V AC, this provides robust circuit protection for industrial and commercial power distribution applications.

Typical Applications

  • Industrial main distribution switchboards.
  • High-current low-voltage power distribution systems.
  • Manufacturing and process-industry electrical installations.
  • Commercial and infrastructure distribution boards.
  • Transformer and generator distribution circuits.
  • Fixed three-pole switchgear assemblies.

Technical Specifications

Series SACE Tmax T6
Order code 1SDA060574R1
Product type Moulded-case circuit breaker (MCCB)
Breaker frame T6L 1000
Rated uninterrupted current (Iu) 1000 A
Rated operational voltage 690 V AC
Ultimate short-circuit breaking capacity (Icu) at 400 V AC 100 kA
Release PR221DS-LS/I
Release type Solid-state / electronic
Protection functions Long-time, short-time and instantaneous
Number of poles 3
Installation Fixed
Terminal connection Front
Main circuit connection Bolt connection
Control element Toggle
Protection rating IP20
Power loss 50 W
Electrical durability 4,000 cycles
Mechanical durability 20,000 cycles
Dimensions (H × W × D) 268 × 210 × 103.5 mm
Weight 9.5 kg
EAN 8015644630331
ABB product group 310511-T-Max T4 - T8

Frequently Asked Questions

What is the ABB 1SDA060574R1 used for?

The ABB 1SDA060574R1 is a 1000 A moulded-case circuit breaker used for switching and protecting high-current low-voltage electrical distribution circuits against overloads and short circuits.

What trip unit does the ABB 1SDA060574R1 use?

The circuit breaker uses an ABB PR221DS-LS/I solid-state electronic release providing long-time, short-time and instantaneous protection functions.

What is the breaking capacity of the T6L 1000?

The T6L version has a rated ultimate short-circuit breaking capacity of 100 kA at 400 V AC.

How many poles does the ABB 1SDA060574R1 have?

The 1SDA060574R1 is a three-pole circuit breaker with a fixed installation configuration and front terminals.

What are the dimensions of the ABB 1SDA060574R1?

The circuit breaker measures approximately 268 × 210 × 103.5 mm (H × W × D) and has a net weight of approximately 9.5 kg.

Trusted ABB Circuit Protection

ABB SACE Tmax moulded-case circuit breakers provide dependable protection, high breaking performance and flexible installation options for industrial, commercial and infrastructure low-voltage power distribution systems.