T5S 400 PR221DS-I In=400 4p F F

Name: T5S 400 PR221DS-I In=400 4p F F
Brand: ABB
SKU: T5S 400 PR221DS-I In=400 4p F F

Short Description: ABB T5S 400 PR221DS-I In=400 4p F F - High-performance, 4-pole moulded case circuit breaker with 400 A rated current, solid-state release, and front terminals for reliable electrical distribution.

Product ModelT5S 400 PR221DS-I In=400 4p F F

Material Number1SDA054343R1

Product ID75612

Stock on Request

Last updated: 9/6/2026

Quantity

Key Features

1
1. High Performance and ReliabilityThe ABB T5S 400 PR221DS-I In=400 4p F F is engineered to provide reliable electrical distribution, ensuring consistent performance under various operating conditions.
2
2. Advanced Solid-State ReleaseEquipped with a solid-state release mechanism, this circuit breaker offers fast and precise tripping, enhancing overall system safety and efficiency.
3
3. Meets IEC StandardsDesigned to meet the stringent standards of the International Electrotechnical Commission (IEC), this product ensures compliance with global safety and performance regulations.
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4. Front Terminal ConnectionFeaturing front terminals, this circuit breaker simplifies installation and maintenance, reducing downtime and increasing operational efficiency.

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

6.2 kg

Product Main Type

SACE Tmax T

5. Robust Mechanical DurabilityWith a mechanical durability of up to 20,000 cycles at 120 cycles per hour, the ABB T5S 400 PR221DS-I In=400 4p F F is built to withstand the demands of heavy-duty electrical applications.

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 16.5 W

Rated Current (In)

400 A

Rated Impulse Withstand Voltage (Uimp)

8 kV

Rated Insulation Voltage (Ui)

1000 V

Rated Operational Voltage

690 V AC

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

Rated Uninterrupted Current (Iu)

400 A

Release

PR221DS-I

Release Type

Short-Circuit Performance Level

Standards

IEC

Sub-type

Terminal Connection Type

Fixed Circuit-Breakers Front

Test Voltage Max (Utest)

3500 V

Test Voltage at Industrial Frequency for 1 Minute

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

1SDA054343R1