ABB T4V 250 TMA 160-1600 4P Fixed Front Terminals MCCB - 160 A - 1150 V AC/DC - Photovoltaic/DC

ABB T4V 250 TMA 160-1600 4P Fixed Front Terminals MCCB – 160 A – 1150 V AC/DC – Photovoltaic/DC

ABB T4V 250 TMA 160-1600 4P Fixed Front Terminals MCCB – 160 A – 1150 V AC/DC – Photovoltaic/DC (ABB order code 1SDA054502R1).

SKU: 1SDA054502R1MPN: 1SDA054502R1
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Why Choose the ABB 1SDA054502R1 Tmax T4V250 Circuit Breaker?

The ABB 1SDA054502R1 is a high-voltage moulded case circuit breaker (MCCB) from the ABB SACE Tmax T series, designed for reliable protection and isolation in demanding industrial electrical installations. This four-pole T4V250 circuit breaker incorporates a TMA thermomagnetic release rated at 160 A, with a fully rated neutral and front terminals for copper cable connections.

Designed for high-voltage AC and DC applications, the T4V250 provides a rated current of 160 A and is specified for operation up to 1150 V AC and 1000 V DC. Its thermomagnetic protection system provides overload and instantaneous short-circuit protection for industrial power distribution and specialised high-voltage applications.

The 1SDA054502R1 features a fixed four-pole construction with front connections and a fully rated neutral pole. Its compact Tmax T4V250 platform and robust switching mechanism make it suitable for integration into industrial switchboards, distribution assemblies and electrical infrastructure where elevated voltage protection is required.

Key Advantages

  • ABB SACE Tmax T4V250 MCCB for specialised industrial power protection.
  • 160 A rated permanent current for medium-duty power distribution applications.
  • Four-pole configuration with fully rated neutral for comprehensive circuit protection.
  • High-voltage operation up to 1150 V AC and 1000 V DC.
  • Integrated TMA thermomagnetic release for overload and short-circuit protection.
  • Fixed construction with front terminals for copper cable connections.
  • Suitable for industrial switchboards and specialised high-voltage distribution systems.

Key Features

  • ABB SACE Tmax T4V250 moulded case circuit breaker.
  • 160 A rated current.
  • TMA thermomagnetic trip unit.
  • 800–1600 A instantaneous short-circuit release adjustment range.
  • Four-pole construction with fully rated neutral.
  • 1150 V AC / 1000 V DC high-voltage capability.
  • Fixed installation with front cable connections.
  • Suitable for copper cable connections.
  • Optional motor operating mechanism capability.
  • IP20 protection rating.

High-Voltage Protection for Industrial Power Distribution

The ABB SACE Tmax T4V250 platform is designed for applications requiring circuit protection at elevated AC and DC voltages. The 1SDA054502R1 combines thermal overload protection with magnetic instantaneous short-circuit protection to help protect conductors and connected electrical equipment against excessive current conditions. ABB's specialist Tmax T catalogue identifies the 1SDA054502R1 as a four-pole T4V250 device with a 160 A thermomagnetic release for applications up to 1150 V AC and 1000 V DC.

Its four-pole configuration provides switching and protection across three-phase systems with a fully rated neutral. The fixed construction and front connection arrangement support installation in suitable switchboards and distribution assemblies, while the Tmax T mechanism is designed for reliable industrial service.

Typical Applications

  • Industrial power distribution systems.
  • High-voltage AC distribution assemblies.
  • DC power distribution applications up to 1000 V DC.
  • Transformer and generator protection applications.
  • Industrial switchboards and electrical control panels.
  • Specialised high-voltage electrical infrastructure.
  • Power distribution equipment requiring thermomagnetic circuit protection.

Technical Specifications

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Voltage 1000 V DC
Product Series ABB Tmax T4V
Supply Type AC/DC
Mounting Type Fixed
Trip Unit Thermal-magnetic
Application Power distribution
Device Type MCCB
Poles 4-pole
Current 160 A
Manufacturer ABB
Series SACE Tmax T
Model T4V250 TMA160-1600 4p FFC 1150VAC/DC N100%
Part number 1SDA054502R1
Product type Moulded case circuit breaker (MCCB)
Rated permanent current (Iu) 160 A
Number of poles 4
Protection release TMA thermomagnetic release
Overload release current setting 112 A
Instantaneous short-circuit release adjustment range 800–1600 A
Rated operational voltage 1150 V AC / 1000 V DC
Maximum AC voltage 1150 V AC
Maximum DC voltage 1000 V DC
Neutral Fully rated neutral
Construction Fixed
Main connection Front
Electrical connection Bolt connection
Protection rating IP20
Mounting Fixed built-in installation
Motor operator Optional
Earth fault protection Not integrated
Manufacturer part number 1SDA054502R1
Trip unit TMA thermomagnetic
Version Fixed (F), front terminals (F)

Frequently Asked Questions

What is the ABB 1SDA054502R1 used for?

The ABB 1SDA054502R1 is a four-pole Tmax T4V250 moulded case circuit breaker designed for circuit protection and isolation in industrial power distribution and specialised high-voltage electrical applications.

What is the rated current of the 1SDA054502R1?

The circuit breaker has a rated permanent current of 160 A.

What voltage can the ABB 1SDA054502R1 operate at?

The T4V250 circuit breaker is designed for applications up to 1150 V AC and 1000 V DC.

What type of protection release does the circuit breaker use?

The 1SDA054502R1 uses a TMA thermomagnetic release with a 112 A overload release setting and an adjustable instantaneous short-circuit release range of 800–1600 A.

How many poles does the ABB 1SDA054502R1 have?

The circuit breaker has four poles and incorporates a fully rated neutral pole.

Trusted for Industrial Power Protection

ABB SACE Tmax T circuit breakers are designed to provide dependable circuit protection, switching and isolation for industrial electrical distribution systems, with the T4V250 platform extending protection capability to demanding high-voltage AC and DC applications.
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