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ABB Molded Case Circuit Breaker 4-Pole 320A Breaking Capacity 70 kA Fixed Mount Type 690V AC 1SDA054477R1 T5N400 FF TMA 320A
Specifications
| Country of Origin | Italy |
|---|---|
| Range | T5N |
| Brand | ABB |
| Height | 205mm |
| Model | 1SDA054477R1 T5N400 FF TMA 320A |
| Depth | 103.5mm |
| Width | 186mm |
| Mount Type | Fixed |
| Current Rating | 320A |
| Series | T5N |
| Terminal type | Fixed |
| Breaking Capacity | 70kA |
| Number of Poles | 4 |
| Standards/Approvals | RoHS, IEC, CE |
| Rated AC Voltage | 690V ac |
| Rated DC Voltage | 750V dc |
| Tripping Mechanism | Thermal Magnetic |
| Reset Actuator Type | Lever |
| Short circuit performance level | N |
Key Features
- Fixed mount type suitable for robust and secure installation.
- High breaking capacity of 70 kiloamperes to safely interrupt faults.
- Compact dimensions with width 186 mm, height 205 mm, and depth 103.5 mm.
- Lever-type reset actuator for easy manual operation.
- Compliant with RoHS, IEC, and CE standards ensuring quality and safety.
- Designed as fully rated neutral and suitable for T5 range installation.
- Manufactured in Italy with high-quality materials and engineering.
Product Description
ABB 1SDA054477R1 T5N400 FF TMA 320A Molded Case Circuit Breaker is a fixed mount, 4-pole breaker designed for power distribution and industrial applications requiring high reliability and safety at 320 amperes current rating.
This circuit breaker features a thermal magnetic tripping mechanism that provides excellent overload and short circuit protection to electrical circuits, preventing damage and enhancing system longevity. It has a rated AC voltage of 690 volts and a rated DC voltage of 750 volts, allowing its use in AC and DC systems.
The device has a high breaking capacity of 70 kiloamperes, enabling it to safely interrupt high fault currents and avoid electrical hazards. Its compact form factor with dimensions 186 mm width, 205 mm height, and 103.5 mm depth facilitates easy integration in electrical panels.
The breaker is equipped with a lever-type reset actuator for user-friendly manual operation. It is designed with fully rated neutral functionality suitable for applications requiring neutral conductors. The device complies with international standards including RoHS, IEC, and CE ensuring adherence to safety and environmental norms.
Manufactured in Italy, this product represents robust build quality and precision engineering characteristic of ABB circuit protection equipment. It is ideal for industrial, commercial, HVAC, and electrical power distribution system installations where dependable protection and switching are essential.
Fixed mount type suitable for robust and secure installation. Rated voltage of 690 V AC and rated DC voltage of 750 V DC for versatile applications. High breaking capacity of 70 kiloamperes to safely interrupt faults. Compact dimensions with width 186 mm, height 205 mm, and depth 103.5 mm.
Lever-type reset actuator for easy manual operation. Compliant with RoHS, IEC, and CE standards ensuring quality and safety. Designed as fully rated neutral and suitable for T5 range installation. Manufactured in Italy with high-quality materials and engineering.
Browse the extensive range of ABB Molded Case Circuit Breakers and accessories at EnvMart for professional electrical protection solutions.
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Frequently Asked Questions
This molded case circuit breaker has a current rating of 320A.
It features a high breaking capacity of 70 kiloamperes (kA), allowing it to safely interrupt high fault currents.
The dimensions are 186 mm in width, 205 mm in height, and 103.5 mm in depth.
This unit utilizes a thermal magnetic tripping mechanism for effective overload and short circuit protection.
The rated AC voltage for this circuit breaker is 690V.
Yes, it complies with RoHS, IEC, and CE standards, ensuring quality and safety.
It is equipped with a lever-type reset actuator for easy manual operation.
This model is a fixed mount type, suitable for robust and secure installation.
The rated DC voltage for this circuit breaker is 750V.
This molded case circuit breaker has 4 poles.
It belongs to the T5N series.
This circuit breaker is manufactured in Italy.
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