S203MT-Z13

Name: S203MT-Z13
Brand: ABB
SKU: S203MT-Z13

The ABB S203MT-Z1 is a reliable miniature circuit breaker designed for 3P applications, offering robust protection and compliance with IEC/EN 60898-1 and IEC/EN 60947-2 standards. It features a tripping characteristic of Z and is suitable for a wide range of electrical systems.

Product ModelS203MT-Z13

Material Number2CDS273445R0448

Product ID78424

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB S203MT-Z1 provides reliable protection against overloads and short circuits, ensuring the safety of your electrical systems.
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2. Compliance with StandardsThis MCB complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring it meets the highest industry standards for safety and performance.
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3. Robust DesignWith its robust design and insulation group II, the S203MT-Z1 is built to withstand harsh environmental conditions, including temperatures from -25°C to +55°C.
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4. Versatile Mounting OptionsThe breaker can be mounted on DIN rails (TH35-7.5 and TH35-15) according to IEC 60715, offering flexibility in installation.
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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, IEC/EN 60947-2, UL 1077, CSA 22.2 No. 235

Tripping Characteristic

Rated Voltage (Ur)

440 V

Rated Operational Voltage

acc. to IEC 60898-1 440 V acc. to IEC 60947-2 230 V

Operational Voltage

Maximum (Incl. Tolerance) 253 V AC Maximum (Incl. Tolerance) 66 V DC Minimum 12 V AC Minimum 12 V DC

Rated Insulation Voltage (Ui)

5. High PerformanceFeaturing a rated current of 1A and a rated impulse withstand voltage of 4 kV, the S203MT-Z1 delivers high performance in various electrical applications.

acc. to IEC/EN 60664-1 440 V

Rated Impulse Withstand Voltage (Uimp)

4 kV at 2000 m 5 kV at Sea Level 6.2 kV

Dielectric Test Voltage

50/60 Hz-1 min: 2 kV

Input Voltage Type

Rated Current (In)

13 A

Rated Short-Circuit Capacity

10 kA (230 V) 10 kA (400 V) 10 kA

Rated Ultimate Short-Circuit Breaking Capacity (Icu)

15 kA (230 V) 15 kA

Rated Service Short-Circuit Breaking Capacity (Ics)

11.2 kA

Rated Frequency (f)

50 / 60 Hz

Energy Limiting Class

Mechanical Endurance

20000 cycle

Number of Protected Poles

Number of Poles

Number of Modular Spacings per DIN Rail

Overvoltage Category

III

Tightening Torque

2.8 NÂ·m

Screw Terminal Type

Failsafe Bi-directional Cylinder-lift Terminal

Actuator Marking

I / O

Actuator Material

Insulation Group II, Black, Sealable

Housing Material

Insulation Group I, RAL 7035

Mounting on DIN Rail

TH35-15 (35 x 15 mm Mounting Rail) acc. to IEC 60715 TH35-7.5 (35 x 7.5 mm Mounting Rail) acc. to IEC 60715

Mounting Position

any

Recommended Screw Driver

Pozidriv 2

Accessories Available

Yes

Connecting Capacity

Busbar 10 / 10 mmÂ² Flexible with Ferrule 0.75 ... 16 mmÂ² Flexible 0.75 ... 25 mmÂ² Flexible 0.75 ... 25 mmÂ² Rigid 0.75 ... 35 mmÂ² Stranded 0.75 ... 35 mmÂ²

Installation Size

acc. to DIN 43880 3

Terminal Type

Screw Terminals

Ambient Air Temperature

Operation -40 ... +70 Â°C Storage -40 ... 75 Â°C

Degree of Protection

Enclosure with Cover IP20

Pollution Degree

Environmental Conditions

28 cycles with 55 Â°C / 90-96 % and 25 Â°C / 95-100 %

Resistance to Vibrations

20 Cycles with Load 0.8 In: 5g 5 ... 150 ... 5 Hz

Resistance to Shock acc. to IEC 60068-2-27

25g 2 shocks 13 ms

Width in Number of Modular Spacings

3.0

Product Net Width

52.5 mm

Product Net Height

88 mm

Product Net Depth / Length

69 mm

Product Net Weight

0.375 kg

Pole Net Weight

0.115 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

8536 20 10

UNSPSC

39121603

eClass

V11.0 : 27141901

IDEA Granular Category Code (IGCC)

4897 >> Miniature circuit breakers

Object Classification Code

Manufacturer ID

2CDS273445R0448