S203M-C16DC

Name: S203M-C16DC
Brand: ABB
SKU: S203M-C16DC

Short Product Description The ABB S203M-C16DC is a high-performance miniature circuit breaker designed for DC and AC applications. It features a 3-pole configuration, 16A rated current, and 10kA interrupt capacity. Compliant with IEC/EN 60898-1 and IEC/EN 60947-2 standards, it provides reliable overload and short circuit protection.

Product ModelS203M-C16DC

Material Number2TAZ112300R0164

Product ID79649

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Performance and ReliabilityThe ABB S203M-C16DC is engineered to provide consistent and reliable performance in both DC and AC applications, ensuring your electrical system operates safely and efficiently.
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2. Comprehensive ProtectionEquipped with both delayed thermal tripping for overload protection and electromechanical tripping for short circuit protection, this MCB offers comprehensive safety features.
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3. Versatile ApplicationDesigned for residential, commercial, and industrial use, the S203M-C16DC is a versatile solution that meets the diverse needs of various electrical systems.
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4. Compact DesignWith a compact design, this MCB can be easily mounted on DIN rail, saving space and enhancing installation efficiency.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

IEC/EN 60898-2 GB 10963 IEC/EN 60947-2 GB 14048

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

440 V DC

Rated Insulation Voltage (Ui)

440 V

Rated Impulse Withstand Voltage (Uimp)

4 kV

5. Compliance with International StandardsThe S203M-C16DC complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring it meets the highest international safety and performance criteria.

Input Voltage Type

Rated Current (In)

16 A

Rated Short-Circuit Capacity

(400 V) 10 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

(440 V DC) 10 kA

Rated Conditional Short-Circuit Current (Inc)

(400 V) 10 kA

Frequency (f)

0...0 Hz

Rated Frequency (f)

0-0 Hz

Power Loss

6.03 W

Energy Limiting Class

Number of Protected Poles

Number of Poles

Overvoltage Category

III

Release Type

Options Provided

DC application

Accessories Available

Yes

Connecting Capacity

Flexible 0 ... 25 mmÂ² Rigid 0 ... 35 mmÂ²

Ambient Temperature

-25...55 Â°C

Ambient Air Temperature

Operation -25...55 Â°C

Degree of Protection

IP20

Pollution Degree

Width in Number of Modular Spacings

Product Net Width

0.053 m

Product Net Height

0.088 m

Product Net Depth / Length

0.044 m

Product Net Weight

0.375 kg

Built-In Depth (t2)

69 mm

ETIM 8

EC000042 - Miniature circuit breaker (MCB)

ETIM 9

EC000042 - Miniature circuit breaker (MCB)

WEEE Category

5. Small Equipment (No External Dimension More Than 50 cm)

WEEE B2C / B2B

Business To Business

CN8

85362010

eClass

V11.0 : 27141901

Object Classification Code

Manufacturer ID

2TAZ112300R0164