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ABB MCCB 1sda054190r1-t4s 250 tmd 32-320 3 pole
ABB 1SDA054190R1 Tmax T4S 250 A three-pole moulded case circuit breaker with TMD thermomagnetic release adjustable from 32-320 A, fixed mounting and front terminals for industrial low-voltage power distribution.
Why Choose the ABB 1SDA054190R1 Tmax T4S Moulded Case Circuit Breaker?
The ABB 1SDA054190R1 is a dependable Tmax T4S moulded case circuit breaker (MCCB) designed to protect industrial and commercial low-voltage electrical distribution systems. Featuring a 250 A frame size, 3-pole configuration and a TMD thermomagnetic release adjustable from 32-320 A, it delivers reliable overload and short-circuit protection for demanding power distribution applications.
As part of the trusted ABB SACE Tmax T series, this fixed MCCB combines robust construction with excellent electrical performance. The front terminal connections enable straightforward installation within switchboards, distribution panels and industrial control systems while maintaining ABB's renowned reliability.
Designed for operation up to 690 V AC, the ABB 1SDA054190R1 offers high interrupting capacity and dependable protection for industrial electrical networks. Its thermomagnetic release provides accurate overload and magnetic short-circuit protection, helping safeguard valuable electrical equipment and minimise downtime.
Key Advantages
- Reliable ABB Tmax T4S moulded case circuit breaker.
- 250 A frame size for industrial power distribution.
- 3-pole fixed MCCB with front terminal connections.
- TMD thermomagnetic release adjustable from 32-320 A.
- Provides dependable overload and short-circuit protection.
- Compact Tmax T4 design simplifies panel installation.
Key Features
- ABB SACE Tmax T4S series.
- 250 A rated uninterrupted current (Iu).
- 3-pole moulded case circuit breaker.
- TMD thermomagnetic release.
- Release adjustment range of 32-320 A.
- Fixed mounting version with front terminals.
- Rated operational voltage up to 690 V AC / 750 V DC.
- Designed for industrial and commercial low-voltage distribution.
Reliable Protection for Low-Voltage Distribution
The ABB Tmax T4S range is engineered to protect electrical distribution systems from overloads and short-circuit faults. By interrupting abnormal current conditions quickly and safely, these MCCBs help protect switchgear, cables and connected equipment while improving system reliability.
The ABB 1SDA054190R1 is ideal for panel builders, OEMs, electrical contractors and maintenance engineers requiring a compact three-pole circuit breaker with adjustable thermomagnetic protection and high breaking performance.
Typical Applications
- Industrial power distribution boards.
- Main and sub-distribution switchboards.
- Motor control centres.
- Commercial electrical installations.
- Manufacturing facilities.
- Infrastructure and utility distribution systems.
Technical Specifications
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| Current | 32 A | |
|---|---|---|
| Phase | Three Phase | |
| Poles | 3-pole | |
| Device Type | MCCB | |
| Breaking Capacity | 85 kA | |
| Trip Unit | Thermal-magnetic | |
| Manufacturer | ABB | |
| Series | SACE Tmax T | |
| Model | T4S 250 TMD 32-320 3p F F | |
| Product ID | 1SDA054190R1 | |
| EAN | 8015644552909 | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Rated uninterrupted current (Iu) | 250 A | |
| Rated current setting | 32 A | |
| Release adjustment range | 32-320 A | |
| Number of poles | 3P | |
| Release type | Thermomagnetic | |
| Trip unit | TMD | |
| Rated operational voltage | 690 V AC / 750 V DC | |
| Rated insulation voltage (Ui) | 1000 V | |
| Rated impulse withstand voltage (Uimp) | 8 kV | |
| Rated service short-circuit breaking capacity (Ics) | Up to 85 kA | |
| Rated ultimate short-circuit breaking capacity (Icu) | Up to 85 kA | |
| Terminal connection | Front terminals | |
| Mounting type | Fixed | |
| Standards | IEC | |
| Dimensions (H × W × D) | 205 × 105 × 103.5 mm | |
| Weight | Approx. 2.35 kg |
Frequently Asked Questions
What is the ABB 1SDA054190R1 used for?
The ABB 1SDA054190R1 protects industrial and commercial electrical distribution systems against overloads and short-circuit faults.
What frame size does this MCCB have?
This circuit breaker has a 250 A frame size.
How many poles does the ABB 1SDA054190R1 have?
The breaker features a 3-pole configuration for three-phase electrical distribution systems.
Which trip unit is fitted?
The breaker is fitted with a TMD thermomagnetic release adjustable from 32-320 A.
Where is this circuit breaker typically installed?
It is commonly installed in switchboards, distribution panels, motor control centres and industrial electrical installations.
Trusted by Industry Worldwide
ABB Tmax moulded case circuit breakers are trusted worldwide for delivering reliable low-voltage circuit protection, high interrupting performance and long service life across industrial and commercial applications.
