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ABB XT4S 250 4 pole Standard MCCB Adjustable Thermal-Magnetic Release In=225A Ii=2250A
ABB 1SDA068325R1 SACE Tmax XT4S four-pole moulded case circuit breaker with 225 A TMA thermomagnetic trip unit and 50% rated neutral for industrial power distribution.
£1,022.00
Why Choose the ABB 1SDA068325R1 Tmax XT4S Moulded Case Circuit Breaker?
The ABB 1SDA068325R1 is a premium Tmax XT4S moulded case circuit breaker (MCCB) engineered to deliver dependable overload and short circuit protection for low voltage electrical distribution systems. As part of the trusted ABB SACE Tmax XT series, it is designed for industrial, commercial and infrastructure applications where reliability and compact installation are essential.
This fixed four-pole MCCB features a TMA thermomagnetic trip unit with adjustable thermal overload protection and adjustable instantaneous magnetic protection. The neutral pole is rated at 50% of the phase current, making it suitable for installations where reduced neutral loading is expected.
With a 225 A rated current, 250 A frame size, 690 V AC operating voltage and a 50 kA breaking capacity at 415 V AC, the ABB 1SDA068325R1 provides robust protection for feeders, switchboards, OEM machinery and industrial power distribution systems.
Key Advantages
- High quality ABB Tmax XT4S moulded case circuit breaker.
- 225 A rated current for industrial power distribution.
- Four-pole fixed MCCB with 50% rated neutral.
- TMA thermomagnetic release for overload and short circuit protection.
- Adjustable instantaneous trip setting from 1125 to 2250 A.
- 50 kA breaking capacity at 415 V AC.
- Compact XT4 frame simplifies switchboard installation.
- Manufactured in accordance with IEC 60947-2.
Key Features
- ABB SACE Tmax XT4S series.
- Product code: 1SDA068325R1.
- Rated current: 225 A.
- 250 A frame size.
- Four-pole fixed configuration.
- Neutral pole rated at 50% of phase current.
- TMA thermomagnetic trip unit.
- Thermal setting range: 157.5 to 225 A.
- Instantaneous trip setting: 1125 to 2250 A.
- Front terminal connections.
Reliable Protection for Industrial Power Distribution
The ABB Tmax XT4S range is designed to disconnect electrical circuits safely during overload and short circuit fault conditions, helping protect cables, switchgear and connected equipment while maintaining reliable operation across low voltage electrical systems.
The ABB 1SDA068325R1 combines compact dimensions, strong interrupting performance and adjustable thermomagnetic protection with a reduced neutral rating, making it suitable for modern switchboards, OEM machinery and demanding electrical installations.
Typical Applications
- Main and sub-distribution boards.
- Industrial switchboards.
- Commercial electrical installations.
- Four-pole distribution circuits.
- Motor feeder protection.
- OEM machinery and control panels.
- Infrastructure projects.
- Low voltage electrical systems.
Technical Specifications
Tick the specs you need, then view products that match.
| Mounting Type | Fixed | |
|---|---|---|
| Application | Power distribution | |
| Current | 225 A | |
| Phase | Three Phase | |
| Poles | 4-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 50 kA | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | ABB | |
| Series | SACE Tmax XT | |
| Model | XT4S 250 TMA 225-2250 4P F F InN=50% | |
| Product code | 1SDA068325R1 | |
| EAN | 8015644696351 | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Number of poles | 4 | |
| Frame size | XT4 | |
| Rated current (In) | 225 A | |
| Rated uninterrupted current (Iu) | 250 A | |
| Neutral rating | 50% of phase current | |
| Trip unit | TMA thermomagnetic | |
| Thermal setting range | 157.5 to 225 A | |
| Instantaneous trip setting (Ii) | 1125 to 2250 A | |
| Rated operational voltage | 690 V AC / 750 V DC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Frequency | 50 / 60 Hz | |
| Breaking capacity (Icu) | 50 kA at 415 V AC | |
| Short circuit performance level | S | |
| Protection rating | IP20 | |
| Terminal type | Front terminals | |
| Mounting | Fixed | |
| Dimensions (H × W × D) | approx. 160 × 140 × 82.5 mm | |
| Weight | approx. 3.5 kg | |
| HS Code | 85362090 | |
| Country of Manufacture | Italy |
Frequently Asked Questions
What is the ABB 1SDA068325R1 used for?
It protects low voltage electrical distribution systems against overloads and short circuits in industrial and commercial applications.
What is the rated current of this MCCB?
The ABB 1SDA068325R1 has a 225 A rated current within a 250 A XT4 frame.
What does InN = 50% mean?
The neutral pole is rated at 50% of the phase current, making it suitable for installations where the neutral conductor carries a reduced load.
What type of trip unit is fitted?
The breaker incorporates a TMA thermomagnetic trip unit with adjustable overload and magnetic short circuit protection.
Where is this breaker typically installed?
It is commonly installed in industrial switchboards, OEM machinery, commercial distribution panels and electrical power distribution systems.
Trusted by Electrical Professionals Worldwide
ABB SACE Tmax XT circuit breakers are trusted worldwide by panel builders, OEM manufacturers and electrical engineers for dependable protection, long service life and reliable operation in demanding industrial environments.
