T5N 400 PR221DS-LS/I In=400 3p F F

Name: T5N 400 PR221DS-LS/I In=400 3p F F
Brand: ABB
SKU: T5N 400 PR221DS-LS/I In=400 3p F F

The ABB T5N 400 PR221DS-LS/I is a fixed, three-pole moulded case circuit breaker with front terminal connections, designed to provide reliable electrical protection in AC applications. It features a solid-state release and electronic trip unit for overload protection and short-circuit protection.

Product ModelT5N 400 PR221DS-LS/I In=400 3p F F

Material Number1SDA054317R1

Product ID75783

Stock on Request

Last updated: 9/5/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB T5N 400 PR221DS-LS/I offers reliable protection against short circuits and overloads, ensuring the safety of electrical systems.
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2. Solid-State ReleaseEquipped with a solid-state release mechanism, this circuit breaker provides fast and efficient operation in case of electrical faults.
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3. Front Terminal ConnectionThe front terminal connection makes installation and maintenance easier, reducing downtime and increasing operational efficiency.
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4. High PerformanceDesigned to handle high currents, this circuit breaker is suitable for a wide range of AC applications, including 400V and 415V systems.
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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

140 mm

Product Net Height

205 mm

Product Net Depth / Length

103.5 mm

Product Net Weight

4.841 kg

Product Main Type

SACE Tmax T

5. Compliance with StandardsThe ABB T5N 400 PR221DS-LS/I meets IEC standards for short-circuit performance, ensuring compliance with international safety regulations.

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) 70 kA (230 V AC) 70 kA (380 V AC) 36 kA (400 V AC) 36 kA (415 V AC) 36 kA (440 V AC) 30 kA (500 V AC) 25 kA (690 V AC) 20 kA

Rated Short-time Withstand Current Low Voltage (Icw)

for 1 s 5 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(220 V AC) 70 kA (230 V AC) 70 kA (380 V AC) 36 kA (400 V AC) 36 kA (415 V AC) 36 kA (440 V AC) 30 kA (500 V AC) 25 kA (690 V AC) 20 kA

Rated Uninterrupted Current (Iu)

400 A

Release

PR221DS-LS/I

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

1SDA054317R1