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ABBLeakage protector
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DDA203 AC-25/0.5

Product ID:68763
Updated: 2026/4/3
ABB DDA203 AC-25/0.5

Key Features

  • 1Safeguard against indirect and direct contacts with 25A residual current. 2、Integrate seamlessly with compact DIN rail mounting design. 3、Withstand surge currents up to 0.5A for reliable operation. 4、Simplify installation with easy mounting and connection options. 5、Meet IEC/EN 61008 standards for safety and reliability.
Product Details
DDA203 AC-25/0.5
ABB

Technical Specifications

Detailed engineering parameters

ParameterValueParameterValue
Standards
IEC/EN 61009 Ann. G
Type of Residual Current
Type AC
Rated Voltage (Ur)
230/400 V
Rated Operational Voltage
230/400 V
Rated Insulation Voltage (Ui)
500 V
Rated Impulse Withstand Voltage (Uimp)
4 kV
Rated Current (In)
25 A
Rated Residual Current
500 mA
Leakage Current Type
AC
Rated Frequency (f)
50 … 60 Hz
Power Loss
3 W
Power Supply Connection
Arbitrary
Electrical Endurance
10000 cycle
Number of Poles
3
Operating Characteristic
Instantaneous
Options Provided
-
Connecting Capacity
Rigid 16 ... 16 mm² Flexible 16 ... 16 mm²
Ambient Temperature
-25...55 °C
Ambient Air Temperature
Operation -25...55 °C
Degree of Protection
IP2X
Resistance to Vibrations
20 Cycles with Load 0.8 In: 1g or 1mm 50 … 150 … 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)
0.5 ... 0.5 A
Product Net Width
87 mm
Product Net Height
93 mm
Product Net Depth / Length
76 mm
Product Net Weight
158 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
F
Manufacturer ID
2CSB203001R4250

Specifications may be subject to change without notice