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ABB 1SDA054195R1 Tmax T4S 250 A three-pole moulded case circuit breaker with TMA thermomagnetic release, 160 A rated current, adjustable magnetic trip from 800-1600 A, fixed mounting and front terminals.
The ABB 1SDA054195R1 is a high-performance Tmax T4S moulded case circuit breaker (MCCB) engineered to provide dependable protection for industrial and commercial low-voltage electrical distribution systems. Featuring a 250 A frame size, 3-pole configuration and a TMA thermomagnetic release with a rated current of 160 A and adjustable magnetic trip from 800-1600 A, it delivers reliable overload and short-circuit protection for demanding industrial applications.
As part of the trusted ABB SACE Tmax T series, this fixed MCCB combines compact dimensions with excellent electrical performance. The front terminal connections simplify installation within switchboards, control panels and industrial distribution assemblies while providing the reliability expected from ABB's low-voltage protection portfolio.
Designed for operation up to 690 V AC, the ABB 1SDA054195R1 offers high breaking capacity and dependable circuit protection. Its adjustable thermomagnetic release enables accurate protection coordination while helping safeguard electrical infrastructure and connected equipment.
The ABB Tmax T4S range is engineered to protect electrical installations from overloads and short-circuit faults. Adjustable thermomagnetic releases allow engineers to optimise protection settings while helping protect switchgear, cables and connected equipment from damaging fault currents.
The ABB 1SDA054195R1 is an excellent choice for panel builders, OEMs and electrical contractors requiring a compact three-pole MCCB with adjustable thermomagnetic protection and high interrupting performance for industrial applications.
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| Current | 160 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 TMA 160-1600 3p F F | |
| Product ID | 1SDA054195R1 | |
| EAN | 8015644552954 | |
| Product type | Moulded Case Circuit Breaker (MCCB) | |
| Rated uninterrupted current (Iu) | 250 A | |
| Rated current (In) | 160 A | |
| Magnetic adjustment range | 800-1600 A | |
| Number of poles | 3P | |
| Release type | Thermomagnetic | |
| Trip unit | TMA | |
| 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 at 230 V AC, 50 kA at 400 V AC, 25 kA at 690 V AC | |
| Rated ultimate short-circuit breaking capacity (Icu) | Up to 85 kA at 230 V AC, 50 kA at 400 V AC, 25 kA at 690 V AC | |
| Terminal connection | Front terminals | |
| Mounting type | Fixed | |
| Standards | IEC 60947-2 | |
| Dimensions (H × W × D) | 205 × 105 × 103.5 mm | |
| Weight | Approx. 2.35 kg |
The ABB 1SDA054195R1 protects industrial and commercial electrical distribution systems against overloads and short-circuit faults.
This breaker has a 160 A rated current within a 250 A frame size.
The breaker features a 3-pole configuration for three-phase electrical distribution systems.
The breaker is fitted with a TMA thermomagnetic release with an adjustable magnetic trip range of 800-1600 A.
It is commonly installed in switchboards, distribution panels, motor control centres and industrial electrical installations.
ABB Tmax moulded case circuit breakers are trusted worldwide for delivering reliable low-voltage circuit protection, excellent interrupting performance and long service life across industrial and commercial applications.
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