1. Advanced Sensitivity DescriptionThe DDA203 B S-63/0.3 is highly sensitive to continuous current pulsating earth faults, ensuring early detection and swift action to prevent electrical hazards.
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2. Versatile Applications DescriptionDesigned for a wide range of applications, including residential, commercial, and industrial settings, this RCD block provides comprehensive protection where it matters most.
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3. Robust Construction DescriptionBuilt with durable materials, the DDA203 B S-63/0.3 offers reliable performance under various environmental conditions, ensuring continuous operation without failure.
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4. Easy Integration DescriptionCompatible with ABB's S200 series and S300P miniature circuit breakers, the DDA203 B S-63/0.3 integrates seamlessly into your existing electrical system, enhancing overall safety and 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 61009 Ann. G IEC/EN 62423
Type of Residual Current
Type B
Rated Voltage (Ur)
400...400 V
Rated Operational Voltage
400 V
Rated Insulation Voltage (Ui)
500 V
Rated Impulse Withstand Voltage (Uimp)
4 kV
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5. Comprehensive Protection DescriptionProviding complete protection against all types of leakage currents, including smooth direct earth fault currents and high-frequency residual sinusoidal alternating currents, the DDA203 B S-63/0.3 offers unparalleled peace of mind for your electrical installations.
Rated Current (In)
63 A
Rated Residual Current
300 mA
Maximum Surge Current
5 kA
Leakage Current Type
B
Rated Frequency (f)
50 ⦠60 Hz
Power Loss
7.6 W
Power Supply Connection
Arbitrary
Electrical Endurance
10000 cycle
Number of Poles
3
Operating Characteristic
Selective
Connecting Capacity
Rigid 25 ... 25 mm² Flexible 25 ... 25 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)
0.3 ... 0.3 A
Product Net Width
122 mm
Product Net Height
93 mm
Product Net Depth / Length
76 mm
Product Net Weight
318 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)
