T5S 400 TMA 320-3200 4p F F InN=100%In

Name: T5S 400 TMA 320-3200 4p F F InN=100%In
Brand: ABB
SKU: T5S 400 TMA 320-3200 4p F F InN=100%In

ABB T5S 400 TMA 320-3200 4P FF InN=100%In: High-performance, thermomagnetic circuit breaker with 320A rated current and 400A short-circuit breaking capacity for reliable electrical protection.

Product ModelT5S 400 TMA 320-3200 4p F F InN=100%In

Material Number1SDA054479R1

Product ID110473

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

1
Feature1. High Performance and Reliability The ABB T5S 400 TMA 320-3200 4P FF InN=100%In is engineered to provide reliable and efficient electrical protection. Its thermomagnetic release ensures consistent performance under various operating conditions.
2
Feature2. Advanced Safety Features Equipped with a thermomagnetic release (TMA) and a short-circuit breaking capacity of 400A, this circuit breaker offers advanced safety features to protect against electrical faults and ensure safe operation.
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Feature3. Versatile Application Designed for a wide range of applications, the T5S 400 TMA 320-3200 4P FF InN=100%In is suitable for use in both AC and DC systems, making it a versatile choice for various electrical installations.
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Feature4. High Durability With an electrical durability of 7000 cycles at 60 cycles per hour and a mechanical durability of 20,000 cycles at 120 cycles per hour, this circuit breaker is built to withstand the demands of frequent use and harsh environments.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Environmental Information

9AKK10103A1056 9AKK108467A6707

Product Net Width

186 mm

Product Net Height

205 mm

Product Net Depth / Length

103.5 mm

Product Net Weight

5.8 kg

Product Main Type

SACE Tmax T

Feature5. Compliance with International Standards The ABB T5S 400 TMA 320-3200 4P FF InN=100%In complies with IEC standards, ensuring that it meets the highest international safety and performance standards for electrical circuit breakers.

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

Suitable For

Suitable for Product Class

Moulded Case Circuit Breakers

Version

Electrical Durability

7000 cycle 60 cycles per hour

Mechanical Durability

20000 cycle 120 cycles per hour

Number of Poles

Power Loss

at Rated Operating Conditions per Pole 13.6 W

Rated Current (In)

320 A

Rated Impulse Withstand Voltage (Uimp)

8 kV

Rated Insulation Voltage (Ui)

1000 V

Rated Operational Voltage

690 V AC 750 V DC

Rated Service Short-Circuit Breaking Capacity (Ics)

(220 V AC) 85 kA (230 V AC) 85 kA (380 V AC) 50 kA (400 V AC) 50 kA (415 V AC) 50 kA (440 V AC) 40 kA (500 V AC) 30 kA (690 V AC) 25 kA

Rated Short-time Withstand Current Low Voltage (Icw)

for 1 s 5 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(220 V AC) 85 kA (230 V AC) 85 kA (380 V AC) 50 kA (400 V AC) 50 kA (415 V AC) 50 kA (440 V AC) 40 kA (500 V AC) 30 kA (690 V AC) 25 kA (250 V DC) 2 Poles in Series 50 kA (500 V DC) 2 Poles in Series 36 kA (750 V DC) 3 Poles in Series 25 kA

Rated Uninterrupted Current (Iu)

400 A

Release

TMA

Release Type

Short-Circuit Performance Level

Standards

IEC

Sub-type

Terminal Connection Type

Fixed Circuit-Breakers Front

Test Voltage Max (Utest)

3500 V

ETIM 8

EC000228 - Power circuit-breaker for trafo/generator/installation protection

ETIM 9

EC000228 - Power circuit-breaker for trafo/generator/installation protection

Object Classification Code

UNSPSC

39121100

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

eClass

V11.1 : 27370409

Manufacturer ID

1SDA054479R1