Why Choose the ABB 1SDA068357R1 XT4H 250 MCCB?
The ABB 1SDA068357R1 is a high-performance Tmax XT4H moulded case circuit breaker (MCCB) engineered to provide dependable protection for electrical distribution systems and industrial installations. Designed as part of the trusted ABB SACE Tmax XT range, this fixed four-pole circuit breaker delivers excellent protection against overloads and short circuits while ensuring long-term reliability in demanding applications.
Featuring a thermomagnetic TMA trip unit, the XT4H offers precise thermal overload protection together with adjustable instantaneous magnetic protection. Its robust construction, compact footprint and front terminal configuration make installation straightforward within switchboards, motor control centres and industrial distribution panels.
With a 200 A rated current, high breaking capacity and support for systems up to 690 V AC, the ABB 1SDA068357R1 is ideal for protecting feeders, machinery and power distribution circuits where safety, performance and operational continuity are essential.
Key Advantages
- High-performance ABB Tmax XT4H moulded case circuit breaker.
- 200 A rated current for industrial power distribution.
- Four-pole fixed design with front terminals.
- Thermomagnetic TMA trip unit for dependable overload and short-circuit protection.
- High breaking capacity for demanding industrial applications.
- Suitable for industrial control panels, switchboards and OEM equipment.
Key Features
- Manufacturer: ABB
- Series: SACE Tmax XT4H
- Product type: Moulded Case Circuit Breaker (MCCB)
- Product ID: 1SDA068357R1
- Rated current: 200 A
- Rated uninterrupted current (Iu): 250 A
- Four-pole fixed construction.
- TMA thermomagnetic trip unit.
- Adjustable instantaneous magnetic trip from 1000 to 2000 A.
- Front terminal connections.
- Neutral rated at 50% of phase current.
Reliable Protection for Industrial Power Distribution
The ABB Tmax XT4H range has been developed to protect low-voltage electrical installations against overloads and short-circuit faults. Its thermomagnetic release provides dependable operation while helping minimise downtime and protecting valuable electrical assets.
The XT4H combines high interrupting capacity, compact dimensions and ABB engineering to provide reliable circuit protection across industrial manufacturing, utilities, infrastructure and commercial installations.
Typical Applications
- Industrial power distribution systems.
- Main and sub-distribution switchboards.
- Motor control centres.
- OEM machinery and equipment.
- Manufacturing facilities.
- Commercial and infrastructure electrical installations.
