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1SDA054598R1 ABB T4D 320 4p FF Moulded Case Circuit Breaker
ABB T4D 320 4p FF moulded case circuit breaker with 320 A rated current and fixed front terminals for industrial low-voltage protection applications.
£1,863.08
Why Choose the ABB T4D 320 4p FF Moulded Case Circuit Breaker?
The ABB T4D 320 4p FF is a reliable moulded case circuit breaker (MCCB) designed for efficient protection and switching in low-voltage electrical distribution systems. Part of the established ABB SACE Tmax T4 series, this four-pole fixed front terminal circuit breaker provides dependable protection performance for industrial, commercial and infrastructure applications.
Engineered for demanding electrical installations, the T4D 320 combines ABB’s proven Tmax construction with a compact design, high breaking capability and long operational life. Its four-pole configuration allows switching of three-phase systems with neutral protection where required, while the fixed front terminal arrangement enables straightforward integration into switchboards and power distribution assemblies.
With a rated current of 320 A, four-pole configuration and D breaking capacity class, the ABB T4D 320 4p FF is suitable for applications requiring reliable circuit isolation, overload protection and short-circuit interruption.
Key Advantages
- 320 A rated current suitable for industrial and commercial power distribution systems.
- ABB Tmax T4 series technology for dependable circuit protection performance.
- Four-pole configuration for systems requiring neutral pole switching.
- Fixed front terminals simplify connection within electrical assemblies.
- High short-circuit protection capability for demanding applications.
- Compact design optimises panel space and installation flexibility.
Key Features
- ABB SACE Tmax T4D 320 moulded case circuit breaker.
- Four-pole (4P) configuration.
- Fixed front terminals (FF).
- Rated current: 320 A.
- Rated operational voltage up to 690 V AC.
- Rated insulation voltage: 1000 V.
- Rated impulse withstand voltage: 8 kV.
- Suitable for industrial low-voltage distribution systems.
- Compatible with ABB Tmax T4 accessories and configurations.
Reliable Protection for Industrial Power Systems
The ABB Tmax T4D 320 provides dependable protection against overload and short-circuit conditions, helping safeguard electrical equipment and maintain continuity in industrial power distribution networks. Its robust moulded case construction supports reliable operation in demanding environments.
The Tmax T4 platform is designed for professional electrical engineers and system integrators requiring compact circuit protection with flexible installation options, proven ABB reliability and long service performance.
Typical Applications
- Industrial distribution boards.
- Electrical switchboards and control panels.
- Motor and machinery protection systems.
- Commercial power distribution installations.
- Industrial automation equipment.
- Infrastructure and energy management systems.
Technical Specifications
| Series | SACE Tmax T4 |
|---|---|
| Order code | 1SDA054598R1 |
| Product type | Moulded case circuit breaker |
| Rated current (In) | 320 A |
| Number of poles | 4 poles |
| Terminal connection | Fixed front terminals |
| Rated operational voltage (Ue) | 690 V AC |
| Rated insulation voltage (Ui) | 1000 V |
| Rated impulse withstand voltage (Uimp) | 8 kV |
| Breaking capacity class | D |
| Mechanical durability | Up to 20,000 operations |
| Electrical durability | Up to 6,000 operations |
| Mounting type | Fixed installation |
| Dimensions (H × W × D) | approx. 162 × 140 × 103.5 mm |
| Weight | approx. 3.0 kg |
Frequently Asked Questions
What is the ABB T4D 320 4p FF used for?
The ABB T4D 320 is a moulded case circuit breaker used for protecting and switching low-voltage electrical distribution systems.
What is the rated current of this ABB MCCB?
The ABB T4D 320 has a rated current of 320 A.
How many poles does the ABB T4D 320 have?
The circuit breaker has a four-pole (4P) configuration.
What terminal connection type is provided?
The ABB T4D 320 is supplied with fixed front terminals.
Which ABB product family does this MCCB belong to?
The T4D 320 belongs to the ABB Tmax T4 moulded case circuit breaker family.
Trusted by Industrial Engineers Worldwide
ABB Tmax moulded case circuit breakers are widely selected by electrical engineers and system designers for dependable protection, efficient installation and long-term performance in industrial power distribution systems.
