S202M-Z20DC

Name: S202M-Z20DC
Brand: ABB
SKU: S202M-Z20DC

The ABB S202M-Z20DC miniature circuit breaker is designed for high-performance DC applications. It features a Z-curve/thermal magnetic trip and a 20 A rating, ensuring reliable protection against overloads and short circuits.

Product ModelS202M-Z20DC

Material Number2TAZ112200R0488

Product ID79455

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. High Performance and ReliabilityThe ABB S202M-Z20DC miniature circuit breaker is engineered to provide exceptional performance and reliability in DC applications, ensuring your equipment operates safely and efficiently.
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2. Comprehensive ProtectionEquipped with a Z-curve/thermal magnetic trip, this MCB offers comprehensive protection against overloads and short circuits, safeguarding your electrical systems.
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3. Flexible ApplicationSuitable for a wide range of industrial settings, the S202M-Z20DC can be used in various configurations, making it a versatile solution for your electrical needs.
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4. Easy InstallationDesigned for simplicity, the S202M-Z20DC can be easily mounted on DIN rail, making installation quick and hassle-free.

Technical Specifications

Detailed engineering parameters based on manufacturer documentation

Specifications may be subject to change without notice

Parameter

Value

Parameter

Value

Standards

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. Durable ConstructionBuilt with high-quality materials, this MCB is designed to withstand harsh environments and maintain its performance over time, ensuring long-lasting protection for your electrical systems.

Rated Current (In)

20 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

4.64 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

0.035 m

Product Net Height

0.088 m

Product Net Depth / Length

0.044 m

Product Net Weight

0.250 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

2TAZ112200R0488