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ABB 1SDA071128R1
E4.2V 2500 Air Circuit Breaker with Ekip Hi-Touch LSI 3 Poles and Rear Horizontal Terminals
Product Description
The E4.2V 2500 Air Circuit Breaker operates with a rated current of 2500 A and supports AC voltage up to 690 V. This model features a solid-state release mechanism, specifically the Ekip Hi-Touch LSI, and is equipped with four auxiliary contacts. The device is designed for a mechanical durability of 20,000 cycles and electrical durability of 8,000 cycles at various voltage levels, ensuring reliable performance in demanding environments.
With a power loss rating of 425 W, the circuit breaker maintains efficiency while providing exceptional short-circuit performance. It supports a rated short-circuit breaking capacity of 150 kA at several operational voltages, making it suitable for critical applications.
Dimensions of this circuit breaker include a width of 384 mm, height of 371 mm, and depth of 270 mm, with a net weight of 56 kg. The rear flat horizontal terminal connection type requires a tightening torque of 70 N·m, and it is compatible with screw drivers of type M12. This product adheres to IEC standards and is categorized as a power circuit breaker for transformer, generator, and installation protection.
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Offer details
- Offer from:
- Trusted supplier — Italy, member since 2021, 10–19 employees
- Availability:
- On requestLead time to be confirmed
- Warranty:
- 12 months
- Condition:
- New Factory Sealed
Specifications
- Brand
- ABB
- Current Type
- AC
- Electrical Durability
- Ue =< 440 V 8000 cycleUe = 500 ... 690 V 8000 cycle20 cycles per hour
- Mechanical Durability
- 20000 cycle60 cycles per hour
- Number of Poles
- 3
- Power Loss
- 425 W
- Product Main Type
- SACE Emax 2
Available Offers
(1)| Condition | Availability | Supplier | Warranty | Action | |
|---|---|---|---|---|---|
![]() | Condition New Factory Sealed | Availability On requestLead time to be confirmed | Supplier ItalyTrusted supplier — member since 2021, 10–19 employees | Warranty 12 months |
Offer with manufacturer lead time
Directly from the manufacturer - with a confirmed, predictable, and fully transparent delivery time.
Documents
Data Sheet
Datasheet for ABB 1SDA071128R1, including specifications and features.
CAD Models
3D CAD model and technical drawings, ready for your design software.
Product data updated: 07-10-2026

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