1sda062662r1  t7h 800 pr332/p lsi in=800a 3 pole abb mccb

1sda062662r1 t7h 800 pr332/p lsi in=800a 3 pole abb mccb

ABB 1SDA062662R1 Tmax T7H 800 moulded case circuit breaker, fixed three-pole MCCB with front terminals, stored energy operating mechanism and PR332/P LSI electronic release for low voltage power distribution systems.

SKU: 1SDA062662R1Alt SKU: T7H 800 PR332/P LSI In=800A 3p F F MMPN: 1SDA062662R1
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Why Choose the ABB 1SDA062662R1 Tmax T7H 800 Moulded Case Circuit Breaker?

The ABB 1SDA062662R1 is a high-performance ABB SACE Tmax T7H moulded case circuit breaker designed for reliable protection of low voltage power distribution systems. Built for demanding industrial and commercial installations, this three-pole circuit breaker provides dependable overload, short-circuit and short-time protection where high breaking capacity and precise electronic trip functionality are required.

This breaker is supplied as a T7H 800 fixed three-pole MCCB with front terminals, a stored energy operating mechanism and an electronic PR332/P LSI solid-state release. It is engineered to protect critical electrical circuits while supporting safe, efficient operation in main distribution boards, switchboards and industrial power panels.

With a rated current of 800 A, rated operational voltage up to 690 V AC and high short-circuit performance, the ABB 1SDA062662R1 is suitable for heavy-duty low voltage applications where robust circuit protection and consistent switching performance are essential.

Key Advantages

  • High-performance ABB Tmax T7H moulded case circuit breaker.
  • 800 A rated current for demanding electrical distribution systems.
  • Three-pole fixed circuit breaker with front terminal connections.
  • Electronic PR332/P LSI release for precise protection control.
  • Stored energy operating mechanism for reliable breaker operation.
  • High breaking capacity suitable for industrial and commercial switchgear.

Key Features

  • ABB SACE Tmax T series.
  • T7H 800 frame moulded case circuit breaker.
  • 800 A rated uninterrupted current.
  • Three-pole configuration.
  • Fixed version with front terminals.
  • PR332/P LSI electronic trip unit.
  • 690 V AC rated operational voltage.
  • Designed for low voltage circuit protection and power distribution.

Reliable Protection for Low Voltage Distribution Systems

Moulded case circuit breakers such as the ABB Tmax T7H are used to protect electrical circuits from overloads, short-circuit faults and high fault currents. By interrupting fault conditions quickly and reliably, they help protect cables, equipment and downstream electrical infrastructure from damage.

The ABB 1SDA062662R1 combines high current capacity with an electronic LSI trip unit, making it suitable for installations where adjustable long-time, short-time and instantaneous protection functions are required. Its fixed three-pole design and front terminal arrangement make it well suited to switchboards, distribution panels and heavy-duty industrial systems.

Typical Applications

  • Main low voltage distribution boards.
  • Industrial switchgear and control panels.
  • Commercial electrical distribution systems.
  • Power distribution for machinery and process equipment.
  • Protection of feeders, transformers and downstream circuits.
  • Electrical infrastructure requiring high breaking capacity protection.

Technical Specifications

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Current 800 A
Phase Three Phase
Poles 3-pole
Device Type MCCB
Breaking Capacity 70 kA
Trip Unit Electronic
Manufacturer ABB
Series SACE Tmax T
Model T7H 800 PR332/P LSI In=800A 3p F F M
Product ID 1SDA062662R1
Product type Moulded case circuit breaker
Number of poles 3
Rated current 800 A
Rated uninterrupted current 800 A
Rated operational voltage 690 V AC
Rated insulation voltage 1000 V
Rated impulse withstand voltage 8 kV
Release PR332/P LSI
Release type Electronic
Short-circuit performance level H
Terminal connection Front terminals
Mounting / version Fixed circuit breaker
Operating mechanism Stored energy operating mechanism
Rated service short-circuit breaking capacity 70 kA at 400 / 415 V AC
Rated ultimate short-circuit breaking capacity 70 kA at 400 / 415 V AC
Rated short-time withstand current 20 kA for 1 s
Standard IEC
Dimensions (H × W × D) approx. 268 × 210 × 178 mm
Weight approx. 11 kg
EAN 8015644652111

Frequently Asked Questions

What is the ABB 1SDA062662R1 used for?

The ABB 1SDA062662R1 is used to protect low voltage electrical circuits against overloads, short-circuit faults and high fault currents in industrial and commercial distribution systems.

What current rating does this circuit breaker have?

This ABB Tmax T7H circuit breaker has a rated current of 800 A.

How many poles does the ABB 1SDA062662R1 have?

The 1SDA062662R1 is a three-pole moulded case circuit breaker.

What trip unit is fitted to this breaker?

This model is fitted with an electronic PR332/P LSI solid-state release for long-time, short-time and instantaneous protection.

Where is this MCCB typically installed?

It is typically installed in low voltage switchboards, distribution panels and industrial electrical systems where high-capacity circuit protection is required.

Trusted by Electrical Engineers Worldwide

ABB Tmax moulded case circuit breakers are widely used by electrical engineers, panel builders and industrial facilities for reliable low voltage circuit protection, robust performance and dependable integration into modern power distribution systems.