S203M-B6NA

Name: S203M-B6NA
Brand: ABB
SKU: S203M-B6NA

The ABB S203M-B6NA is a versatile 3-pole miniature circuit breaker suitable for residential, commercial, and industrial applications. It provides reliable protection against overloads and short circuits, ensuring the safety of electrical circuits and connected devices. Its compact and modular design allows for easy installation in electrical distribution boards, consumer units, and control panels.

Product ModelS203M-B6NA

Material Number2CDS273103R0065

Product ID79152

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203M-B6NA is designed to automatically trip and disconnect the circuit when excessive current flows, preventing damage to the circuit and connected devices.
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2. Compact DesignIts compact and modular design makes it easy to install in various electrical distribution systems, including distribution boards, consumer units, and control panels.
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3. Versatile ApplicationSuitable for residential, commercial, and industrial applications, this circuit breaker ensures reliable protection across different settings.
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4. Easy OperationThe user-friendly ON/OFF switch and clear indication of the tripped state make operation and troubleshooting straightforward.
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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

Standards

IEC/EN 60898-1 CSA 22.2 No. 235 IEC/EN 60947-2 UL 1077

Tripping Characteristic

Rated Operational Voltage

acc. to IEC 60898-1 400 V AC acc. to IEC 60898-1 400 V acc. to IEC 60947-2 440 V AC

Operational Voltage

Maximum (Incl. Tolerance) 440 V AC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)