ABB S203L Miniature Circuit Breaker, 3-Pole, 20 A, Type D, 400 V ac AC, 6 kA Breaking Capacity

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THB8,256.55

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RS Stock No.:
203-078
หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No.:
2CDS243701R0201
ผู้ผลิต:
ABB
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Brand

ABB

Number of Poles

3

Product Type

Miniature Circuit Breaker

Current Rating

20 A

Tripping Characteristics

Type D

Rated AC Voltage

400 V ac

Mount Type

DIN Rail

Breaking Capacity

6kA

Series

S203L

Terminal Type

Screw

IP Rating

IP40

Standards/Approvals

IEC/EN 60947-2, IEC/EN 60898-1

Width

52.5 mm

Depth

69mm

Height

85mm

Reset Actuator Type

Toggle

COO (Country of Origin):
DE

ABB S203L Series MCB, 20A Current Rating, 6kA Breaking Capacity - 2CDS243701R0201


This miniature circuit breaker (MCB) is a vital component for electrical circuit protection, ensuring safety and reliability in various applications. Featuring a robust 3-pole design and a current rating of 20A, it effectively manages electrical loads while offering high breaking capacity. The compact dimensions of 52.5mm width and 69mm length make it suitable for standard DIN rail mounting, addressing the practical needs of professionals in the automation and electrical industries.

Features & Benefits


• Provides electrical circuit protection with 6kA breaking capacity

• Type D circuit breaker for high-demand applications

• Rated for 400V AC, ensuring compatibility with typical installations

• Screw terminal design permits secure wiring connections

• Integrated insulation groups improve safety and reliability

• Designed to operate within a temperature range of -25°C to +55°C

Applications


• Used for protecting circuits in industrial automation

• Suitable for residential electrical installations

• Employed in mechanical systems for safety assurance

• Ideal for equipment requiring robust circuit protection

What is the significance of the breaking capacity in this product?


The breaking capacity of 6kA indicates the maximum fault current the circuit breaker can interrupt without failure. This ensures the protection of the electrical system from overloads and short-circuits, maintaining safety and preventing potential damage.

How does the tripping characteristic affect circuit performance?


The Type D tripping characteristic enables rapid disconnection under high short-circuit conditions, making it suitable for applications with high inrush currents or inductive loads, ensuring efficient protection of the circuit.

What are the environmental conditions suitable for installation?


This device can operate in ambient temperatures ranging from -25°C to +55°C and is designed for pollution degrees 3, making it adaptable for various environmental conditions within standard industrial and domestic settings.

How can I securely connect wires to the terminals?


The screw terminal type allows users to firmly attach wires using a Pozidriv 2 screwdriver, ensuring robust and reliable connections while facilitating easy installation and maintenance.

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