1SDA100979R1 ABB XT7L 1000 Ekip Touch Measuring LSIG 1000 A 3P MCCB

1SDA100979R1 ABB XT7L 1000 Ekip Touch Measuring LSIG 1000 A 3P MCCB

ABB XT7L 1000 Ekip Touch Measuring LSIG 1SDA100979R1 is a fixed three-pole 1000 A moulded case circuit breaker with integrated electrical measurement, LSIG electronic protection, an operating voltage up to 690 V AC and a 120 kA ultimate breaking capacity at 400 V AC.

SKU: 1SDA100979R1MPN: 1SDA100979R1
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Why Choose the ABB XT7L 1000 Ekip Touch Measuring LSIG 1SDA100979R1 Circuit Breaker?

The ABB XT7L 1000 Ekip Touch Measuring LSIG 1SDA100979R1 is a high-performance three-pole moulded case circuit breaker (MCCB) designed for advanced protection, measurement and switching in demanding low-voltage AC power distribution systems. Part of the ABB SACE Tmax XT7 range, this fixed circuit breaker combines a rated uninterrupted current of 1000 A with ABB's Ekip Touch Measuring LSIG solid-state electronic protection unit.

The Ekip Touch Measuring LSIG release combines long-time, short-time, instantaneous and ground-fault protection with integrated electrical measurement functionality. This provides a versatile platform for protecting feeders, transformers, generators and distribution systems while also giving operators access to useful electrical measurements for monitoring and power management.

The XT7L provides a rated ultimate short-circuit breaking capacity of 120 kA at 400 V AC and is suitable for operating voltages up to 690 V AC. Adjustable overload, delayed short-circuit and instantaneous protection settings provide flexibility for system coordination, while the fixed three-pole construction, front connections and lever operating mechanism support straightforward switchboard integration.

Key Advantages

  • High-performance 1000 A moulded case circuit breaker for demanding low-voltage distribution systems.
  • Ekip Touch Measuring LSIG electronic trip unit combines advanced protection and electrical measurement functionality.
  • Long-time, short-time, instantaneous and ground-fault protection for comprehensive circuit protection.
  • 120 kA ultimate breaking capacity at 400 V AC for installations with high prospective fault currents.
  • Rated for operating voltages up to 690 V AC.
  • Adjustable protection thresholds support effective selectivity and system coordination.
  • Fixed three-pole construction with front connections for straightforward switchboard integration.

Key Features

  • ABB SACE Tmax XT7L series.
  • 1000 A rated uninterrupted current (Iu).
  • Three-pole fixed circuit breaker.
  • Front main-circuit connections.
  • Lever operating mechanism.
  • Ekip Touch Measuring LSIG electronic release.
  • Long-time overload protection.
  • Short-time delayed short-circuit protection.
  • Instantaneous short-circuit protection.
  • Ground-fault protection.
  • Integrated electrical measurement functionality.
  • 120 kA Icu at 400 V AC.
  • IP20 degree of protection.
  • Optional motor operating mechanism.

Advanced Protection and Measurement for Power Distribution

Moulded case circuit breakers such as the ABB XT7L provide essential protection for high-current electrical distribution systems. The Ekip Touch Measuring LSIG protection unit combines long-time overload, short-time delayed short-circuit, instantaneous short-circuit and ground-fault protection, helping safeguard cables, switchgear and connected equipment while supporting coordinated protection throughout the electrical network.

The Measuring version of the Ekip Touch platform adds electrical measurement functionality to the protection system, allowing the circuit breaker to contribute useful operating data as well as fault protection. Combined with the XT7L's 1000 A rating and 120 kA breaking capacity at 400 V AC, the 1SDA100979R1 is well suited to modern switchboards where advanced protection, measurement and efficient power distribution management are required.

Typical Applications

  • Industrial low-voltage power distribution systems.
  • Main incomer and feeder protection in switchboards.
  • Transformer protection and distribution circuits.
  • Generator and plant protection systems.
  • Manufacturing and process industry installations.
  • Commercial buildings and infrastructure power distribution.
  • Distribution systems requiring advanced electronic protection and electrical measurement.

Technical Specifications

Series SACE Tmax XT
Order code 1SDA100979R1
EAN 8056221010337
Product type Moulded case circuit breaker
Frame size XT7
Performance level L
Rated uninterrupted current (Iu) 1000 A
Rated operational voltage up to 690 V AC
Rated ultimate short-circuit breaking capacity (Icu) at 400 V AC 120 kA
Overload release current setting 400–1000 A
Short-time delayed short-circuit setting 600–10000 A
Instantaneous short-circuit setting 1500–15000 A
Number of poles 3
Release Ekip Touch Measuring LSIG
Release type Electronic / solid-state
Protection functions Long-time, short-time, instantaneous and ground fault
Measurement functionality Integrated
Current type AC
Installation version Fixed
Main-circuit connection Bolted connection
Terminal position Front
Operating mechanism Lever
Degree of protection IP20
Motor operating mechanism Optional
Dimensions (W × H × D) 210 × 268 × 166 mm
Weight 9.7 kg

Frequently Asked Questions

What is the ABB XT7L 1000 Ekip Touch Measuring LSIG 1SDA100979R1 used for?

The ABB 1SDA100979R1 is designed for protection, switching and electrical measurement in high-current low-voltage AC distribution systems, including feeders, transformers, generators, switchboards and industrial power distribution.

What is the rated current of the ABB 1SDA100979R1?

The breaker has a rated uninterrupted current of 1000 A. Its overload release setting can be adjusted from 400–1000 A.

What is the breaking capacity of the ABB XT7L 1000?

The XT7L 1000 has a rated ultimate short-circuit breaking capacity of 120 kA at 400 V AC, providing high fault interruption capability for demanding low-voltage distribution systems.

What does the Ekip Touch Measuring LSIG trip unit provide?

The Ekip Touch Measuring LSIG electronic release combines long-time overload, short-time delayed short-circuit, instantaneous short-circuit and ground-fault protection with integrated electrical measurement functionality.

How is the ABB 1SDA100979R1 installed?

This model is a fixed three-pole circuit breaker with front-positioned, bolted main-circuit connections and a lever operating mechanism for integration into low-voltage switchboards and power distribution assemblies.

Trusted by Electrical Professionals Worldwide

ABB SACE Tmax XT moulded case circuit breakers combine high-performance circuit protection with advanced electronic and measurement functionality, providing dependable solutions for modern industrial, commercial and infrastructure power distribution systems.