DDA202 A-40/0.3

Name: DDA202 A-40/0.3
Brand: ABB
SKU: DDA202 A-40/0.3

The ABB DDA202 AC-40/0.3 is a 2-pole, 40A residual current device designed to protect against sinusoidal alternating earth fault currents and indirect contacts. With a sensitivity of 300mA, it ensures reliable protection in various electrical installations.

Product ModelDDA202 A-40/0.3

Material Number2CSB202101R3400

Product ID69497

Stock on Request

Last updated: 8/29/2026

Quantity

Key Features

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1. Reliable ProtectionThe ABB DDA202 AC-40/0.3 provides comprehensive protection against earth fault currents and indirect contacts, ensuring the safety of people and equipment.
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2. Versatile ApplicationSuitable for residential, commercial, and industrial use, this device can be easily integrated into various electrical systems.
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3. High SensitivityWith a sensitivity of 300mA, it detects even the slightest deviations in current, providing robust protection against potential hazards.
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4. Easy InstallationDesigned for modular assembly, the DDA202 AC-40/0.3 can be easily connected to MCBs, making it a convenient choice for electrical installations.
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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 61009 Ann. G

Type of Residual Current

Type A

Rated Voltage (Ur)

230/400 V

Rated Operational Voltage

230 V

Rated Insulation Voltage (Ui)

500 V

Rated Impulse Withstand Voltage (Uimp)

4 kV

5. Compliance StandardsMeets international standards such as IEC/EN 61009, ensuring that the device operates within safety guidelines and regulations.

Rated Residual Current

300 mA

Leakage Current Type

Rated Frequency (f)

50 â¦ 60 Hz

Power Loss

3.2 W

Power Supply Connection

Arbitrary

Electrical Endurance

10000 cycle

Number of Poles

Operating Characteristic

Instantaneous

Connecting Capacity

Rigid 25 ... 25 mmÂ² Flexible 25 ... 25 mmÂ²

Ambient Temperature

-25...55 Â°C

Ambient Air Temperature

Operation -25...55 Â°C

Degree of Protection

IP2X

Resistance to Vibrations

20 Cycles with Load 0.8 In: 1g or 1mm 50 â¦ 150 â¦ 5 Hz

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

25g 2 shocks 13 ms

Environmental Information

Refer to RoHS

Short-Circuit Current Rating (SCCR)

0.3 ... 0.3 A

Product Net Width

70 mm

Product Net Height

93 mm

Product Net Depth / Length

76 mm

Product Net Weight

210 g

ETIM 8

EC002297 - Residual current circuit breaker (RCCB) module

ETIM 9

EC002297 - Residual current circuit breaker (RCCB) module

WEEE Category

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

WEEE B2C / B2B

Business To Consumer

CN8

85363030

eClass

V11.0 : 27142210

Object Classification Code

Manufacturer ID

2CSB202101R3400