T4L 250 PR221DS-LS/I In=250 4p F F

Name: T4L 250 PR221DS-LS/I In=250 4p F F
Brand: ABB
SKU: T4L 250 PR221DS-LS/I In=250 4p F F

The ABB T4L250 PR221DS-LS/I is a reliable, three-pole molded case circuit breaker suitable for 1000V AC applications. It offers solid-state release and front terminals for copper cables, ensuring efficient and safe electrical operations.

Product ModelT4L 250 PR221DS-LS/I In=250 4p F F

Material Number1SDA054083R1

Product ID76233

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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Feature1. High Reliability and Safety The ABB T4L250 PR221DS-LS/I is designed to meet IEC 60947 standards, ensuring high reliability and safety in electrical operations. Its solid-state release mechanism provides consistent performance under various conditions.
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Feature2. Efficient Electrical Operations With a rated current of 250 A and a power loss of 10.7 W per pole, this circuit breaker optimizes electrical efficiency. Its front terminals for copper cables facilitate easy installation and maintenance.
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Feature3. Durable Construction The product boasts an electrical durability of 8000 cycles and a mechanical durability of 20,000 cycles, ensuring it can withstand frequent use and harsh environments.
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Feature4. Comprehensive Protection Features The T4L250 PR221DS-LS/I offers a rated impulse withstand voltage of 8 kV and a rated insulation voltage of 1000 V, providing comprehensive protection against electrical surges and insulation failures.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Environmental Information

9AKK10103A1057

Product Net Width

140 mm

Product Net Height

205 mm

Product Net Depth / Length

103.5 mm

Product Net Weight

3.05 kg

Product Main Type

SACE Tmax T

Feature5. Easy Installation and Maintenance The circuit breaker features a front terminal design, making it easy to install and maintain. The front shield provides essential information about the status of the circuit breaker, ensuring quick identification and troubleshooting.

Moulded Case Circuit Breaker

Product Type

Automatic Circuit Breaker

Suitable For

Suitable for Product Class

Moulded Case Circuit Breakers

Version

Electrical Durability

8000 cycle 120 cycles per hour

Mechanical Durability

20000 cycle 240 cycles per hour

Number of Poles

Power Loss

at Rated Operating Conditions per Pole 10.7 W

Rated Current (In)

250 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) 200 kA (230 V AC) 200 kA (380 V AC) 120 kA (400 V AC) 120 kA (415 V AC) 120 kA (440 V AC) 100 kA (500 V AC) 85 kA (690 V) 70 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(220 V AC) 200 kA (230 V AC) 200 kA (380 V AC) 120 kA (400 V AC) 120 kA (415 V AC) 120 kA (440 V AC) 100 kA (500 V AC) 85 kA (690 V AC) 70 kA

Rated Uninterrupted Current (Iu)

250 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

Test Voltage at Industrial Frequency for 1 Minute

3500 V

ETIM 8

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

1SDA054083R1