1SDA062839R1 ABB T7V 1000 PR332/P LSIG 1000 A 3-Pole MCCB

1SDA062839R1 ABB T7V 1000 PR332/P LSIG 1000 A 3-Pole MCCB

ABB 1SDA062839R1 is a SACE Tmax T7V 1000 A three-pole fixed moulded case circuit breaker with front terminals, a PR332/P LSIG electronic trip unit and 150 kA ultimate breaking capacity at 380–415 V AC.

SKU: 1SDA062839R1MPN: 1SDA062839R1
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List Price £14,745.36 ex VAT
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Why Choose the ABB T7V 1000 1SDA062839R1 Circuit Breaker?

The ABB 1SDA062839R1 is a high-performance SACE Tmax T7V moulded case circuit breaker (MCCB) designed for demanding low-voltage power distribution systems. Identified by ABB as T7V 1000 PR332/P LSIG In=1000A 3p F F, it combines a 1000 A rated current with the advanced PR332/P electronic trip unit and a three-pole fixed configuration with front terminals.

The T7V performance level provides an ultimate short-circuit breaking capacity of 150 kA at 380–415 V AC, making this breaker suitable for installations with very high prospective fault currents. Its PR332/P LSIG electronic trip unit provides long-time overload (L), short-time short-circuit (S), instantaneous short-circuit (I) and earth-fault (G) protection for comprehensive power distribution protection.

The 1SDA062839R1 uses a manual operating configuration and is intended for fixed installation with front terminals. Its long-time protection threshold is adjustable from 400–1000 A, while instantaneous protection is adjustable from 1500–15000 A, providing flexibility for coordination within high-current industrial distribution networks.

Key Advantages

  • High-performance 1000 A moulded case circuit breaker for demanding power distribution systems.
  • 150 kA ultimate breaking capacity at 380–415 V AC for very high prospective fault levels.
  • Advanced PR332/P LSIG electronic trip unit.
  • Provides long-time, short-time, instantaneous and earth-fault protection.
  • Long-time overload protection adjustable from 400–1000 A.
  • Instantaneous short-circuit protection adjustable from 1500–15000 A.
  • Three-pole fixed configuration with front terminals for switchboard integration.
  • Manual configuration suitable for industrial and commercial power distribution applications.

Key Features

  • ABB SACE Tmax T7V 1000 series.
  • 1000 A rated current.
  • PR332/P LSIG electronic protection trip unit.
  • Long-time overload (L) protection.
  • Short-time short-circuit (S) protection.
  • Instantaneous short-circuit (I) protection.
  • Earth-fault / ground-fault (G) protection.
  • 400–1000 A long-time protection adjustment range.
  • 1500–15000 A instantaneous protection adjustment range.
  • 150 kA Icu at 380–415 V AC.
  • Three-pole (3P) construction.
  • Fixed (F) installation with front terminals (F).
  • Manual operating configuration.

Comprehensive LSIG Protection for High-Current Power Distribution

The ABB SACE Tmax T7V range is designed for high-current low-voltage distribution systems where substantial short-circuit interruption capability is required. The 1SDA062839R1 combines a 1000 A rating with an ultimate breaking capacity of 150 kA at 380–415 V AC, providing robust protection for industrial feeders, main distribution boards and switchgear exposed to high prospective fault levels.

The integrated PR332/P LSIG electronic trip unit provides four principal protection functions. Long-time protection responds to sustained overloads, short-time protection assists with selective coordination, instantaneous protection provides rapid response to severe short circuits, and earth-fault protection detects ground-fault conditions. This comprehensive protection package makes the breaker well suited to sophisticated industrial distribution networks where protection coordination and continuity of supply are important.

Typical Applications

  • Industrial low-voltage power distribution systems.
  • Main and sub-main electrical switchboards.
  • High-current feeder and cable protection.
  • Manufacturing and process plant power systems.
  • Commercial and infrastructure distribution systems.
  • Installations requiring integrated earth-fault protection.
  • Systems requiring selective short-circuit protection.
  • OEM switchgear and electrical panel assemblies.

Technical Specifications

Series SACE Tmax T7
ABB order code 1SDA062839R1
Product type Moulded case circuit breaker (MCCB)
Frame / breaker size T7 1000
Short-circuit performance level V
Rated current 1000 A
Long-time overload adjustment 0.4–1 × In
Long-time overload adjustment range 400–1000 A
Rated operational voltage up to 690 V AC
Ultimate short-circuit breaking capacity (Icu) 200 kA at 220–230 V AC
Number of poles 3
Trip unit PR332/P LSIG electronic trip unit
Protection functions Long-time (L), short-time (S), instantaneous (I) and earth-fault (G)
Instantaneous protection adjustment 1.5–15 × In
Instantaneous protection adjustment range 1500–15000 A
Installation Fixed
Terminal configuration Front terminals
Operating configuration Manual
Dimensions (H × W × D) approx. 268 × 210 × 154 mm
Net weight approx. 9.7 kg
GTIN / EAN 8015644653880
Application Power distribution protection and control
Product group 310511 – T-Max T4 - T8

Frequently Asked Questions

What is the ABB 1SDA062839R1 used for?

The ABB 1SDA062839R1 is a 1000 A three-pole moulded case circuit breaker designed to protect high-current low-voltage power distribution circuits against overload, short-circuit and earth-fault conditions.

What breaking capacity does the ABB T7V 1000 1SDA062839R1 provide?

The T7V configuration provides an ultimate short-circuit breaking capacity of 150 kA at 380–415 V AC, with breaking capacity varying according to the system voltage.

Which trip unit is fitted to the ABB 1SDA062839R1?

The circuit breaker is equipped with an ABB PR332/P LSIG electronic trip unit, providing long-time overload, short-time short-circuit, instantaneous short-circuit and earth-fault protection.

What is the protection adjustment range of the ABB 1SDA062839R1?

Long-time overload protection is adjustable from 400–1000 A, while instantaneous short-circuit protection is adjustable from 1500–15000 A.

What does LSIG mean on the ABB PR332/P trip unit?

LSIG identifies long-time overload (L), short-time short-circuit (S), instantaneous short-circuit (I) and earth-fault or ground-fault (G) protection functions.

Trusted ABB Power Distribution Protection

ABB SACE Tmax moulded case circuit breakers combine high interruption performance with advanced electronic protection and flexible installation configurations for dependable protection and control of demanding industrial and commercial power distribution systems.