1sda062786r1  t7h 1000 pr231/p ls/i=1000a 3 pole abb mccb

1sda062786r1 t7h 1000 pr231/p ls/i=1000a 3 pole abb mccb

ABB 1SDA062786R1 SACE Tmax T7H fixed three-pole moulded case circuit breaker with PR231/P LS/I electronic trip unit for industrial low-voltage power distribution.

SKU: 1SDA062786R1Alt SKU: T7H 1000 PR231/P LS/I In=1000A 3p F F MMPN: 1SDA062786R1
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Why Choose the ABB 1SDA062786R1 Tmax T7H Moulded Case Circuit Breaker?

The ABB 1SDA062786R1 is a robust Tmax T7H moulded case circuit breaker (MCCB) engineered to provide dependable protection for industrial low-voltage power distribution systems. Designed for demanding applications, this fixed three-pole circuit breaker delivers reliable overload and short-circuit protection for switchboards, motor control centres and electrical infrastructure.

Part of the trusted ABB SACE Tmax T7 series, this model features the advanced PR231/P LS/I electronic trip unit, providing adjustable long-time, short-time and instantaneous protection. The intelligent electronic release improves protection selectivity while helping maximise system availability and minimise downtime.

With a 1000 A rated current, 690 V AC operational voltage and high short-circuit breaking capacity, the ABB 1SDA062786R1 is ideally suited to protecting transformers, generators, industrial machinery and main power distribution systems where dependable circuit protection is essential.

Key Advantages

  • Heavy-duty ABB Tmax T7H moulded case circuit breaker.
  • 1000 A rated current for demanding industrial installations.
  • Three-pole fixed design for low-voltage power distribution.
  • PR231/P LS/I electronic trip unit with adjustable protection.
  • Front terminal configuration for straightforward installation.
  • High short-circuit breaking capacity for enhanced operational safety.

Key Features

  • ABB SACE Tmax T7H series.
  • 1000 A rated uninterrupted current.
  • Three-pole fixed moulded case circuit breaker.
  • PR231/P LS/I solid-state electronic release.
  • Long-time, short-time and instantaneous protection.
  • Stored energy operating mechanism.
  • Front terminal connections.
  • Designed for industrial switchboards and OEM panel builders.

Reliable Protection for Industrial Power Distribution

The ABB Tmax T7H range is designed to protect electrical systems against overloads and short circuits while maintaining continuity of service. The PR231/P LS/I electronic release provides adjustable protection settings that improve discrimination and reduce unnecessary interruptions within low-voltage power distribution networks.

Its heavy-duty construction, high fault-breaking capability and advanced ABB engineering make the 1SDA062786R1 an excellent choice for industrial plants, utilities, commercial facilities and OEM switchboard manufacturers requiring dependable long-term performance.

Typical Applications

  • Industrial power distribution systems.
  • Main incoming switchboards.
  • Motor control centres.
  • Transformer and generator protection.
  • Manufacturing and process industries.
  • OEM electrical distribution panels.

Technical Specifications

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Current 1000 A
Phase Three Phase
Poles 3-pole
Device Type MCCB
Breaking Capacity 100 kA
Trip Unit Electronic
Manufacturer ABB
Series SACE Tmax T
Model T7H 1000 PR231/P LS/I
Part number 1SDA062786R1
EAN 8015644653354
Product type Moulded case circuit breaker
Rated current (In) 1000 A
Rated uninterrupted current (Iu) 1000 A
Number of poles 3P
Trip unit PR231/P LS/I electronic release
Rated operational voltage 690 V AC
Rated insulation voltage (Ui) 1000 V
Rated impulse withstand voltage (Uimp) 8 kV
Rated ultimate short-circuit breaking capacity (Icu) 100 kA at 220/230 V AC, 70 kA at 380/400/415 V AC, 65 kA at 440 V AC, 50 kA at 500 V AC, 42 kA at 690 V AC
Rated service short-circuit breaking capacity (Ics) 100 kA at 220/230 V AC, 70 kA at 380/400/415 V AC, 65 kA at 440 V AC, 50 kA at 500 V AC, 31.5 kA at 690 V AC
Rated short-time withstand current (Icw) 20 kA for 1 s
Short-circuit performance level H
Mounting type Fixed
Terminal type Front terminals
Operating mechanism Stored energy mechanism
Protection rating IP20
Standards IEC 60947-2
Dimensions (H × W × D) 268 × 210 × 178 mm
Weight 11 kg

Frequently Asked Questions

What is the ABB 1SDA062786R1 used for?

It provides overload and short-circuit protection for industrial low-voltage power distribution systems.

What current rating does this circuit breaker have?

The ABB 1SDA062786R1 has a rated current of 1000 A.

How many poles does this MCCB have?

This model is supplied as a three-pole fixed moulded case circuit breaker.

Which protection release is fitted?

The breaker is equipped with the ABB PR231/P LS/I electronic trip unit featuring long-time, short-time and instantaneous protection functions.

Where is this breaker typically installed?

It is commonly installed in industrial switchboards, distribution panels, motor control centres and OEM electrical assemblies.

Trusted by Electrical Engineers Worldwide

ABB SACE Tmax moulded case circuit breakers are trusted worldwide for delivering dependable circuit protection, excellent reliability and long-term performance in demanding industrial power distribution applications.