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Sélectionner tout	Attribut	Valeur
	Marque	ABB
	Product Type	Residual Current Device
	Current Rating	40 A
	Number of Poles	2
	Series	DDA202
	Trip Sensitivity	30mA
	Mount Type	DIN Rail
	Tripping Characteristics	Type AC
	Standards/Approvals	CE
	Terminal Type	Screw
	Width	70 mm
	Height	93mm
	Depth	76mm
	Application	Residential, Commercial
	Rated AC Voltage	400 V ac
	Earth Leakage Protection Type	AC
	Break Time	Instantaneous
	Reset Actuator Type	Toggle Switch

	Sélectionner tout
	Marque ABB
	Product Type Residual Current Device
	Current Rating 40 A
	Number of Poles 2
	Series DDA202
	Trip Sensitivity 30mA
	Mount Type DIN Rail
	Tripping Characteristics Type AC
	Standards/Approvals CE
	Terminal Type Screw
	Width 70 mm
	Height 93mm
	Depth 76mm
	Application Residential, Commercial
	Rated AC Voltage 400 V ac
	Earth Leakage Protection Type AC
	Break Time Instantaneous
	Reset Actuator Type Toggle Switch

Pays d'origine :: IT

ABB DDA200 Series RCD, 40A Current Rating, 30mA Trip Sensitivity - 2CSB202001R1400 DDA202 AC-40/0.03

This RCD is a key electrical safety device designed to protect against the effects of earth fault currents. This device is a two-pole circuit breaker that ensures efficient performance with a current rating of 40A and a sensitivity of 30 mA. With compact dimensions of 76 x 70 x 93mm, it is suitable for both residential and commercial use. The RCD fits seamlessly onto a DIN rail, facilitating easy installation in various electrical panels.

Features & Benefits

• Provides instantaneous trip for enhanced safety

• Ensures protection against indirect contacts

• Compatible with MCBs from the S200 series

• Rated for both 230V and 400V AC applications

• Robust design to withstand ambient temperatures from -25 to 55°C

• Compact size optimises space in electrical installations

Applications

• Used for residential electrical installations and protection

• Ideal for commercial requiring reliable current protection

• Suitable for industrial setups needing robust electrical safety measures

• Fits into electrical panels alongside compatible MCBs

What is the specific role of the device in preventing electric shock?

The device detects faulty currents and disconnects the circuit immediately to prevent electric shock, safeguarding users from accidental electrocution during direct or indirect contact with live parts.

How does the installation process work for this type of circuit breaker?

The device utilises a DIN rail mounting style, allowing it to be easily clipped into place within a standard electrical panel, simplifying electrical installations without the need for special tools.

Can this RCD be used in conjunction with other circuit protection devices?

Yes, it is compatible with MCBs from the S200 series, enabling a comprehensive approach to circuit protection by combining multiple safety devices in the same panel.

What maintenance does this device require to ensure optimal performance?

Routine checks should be performed to ensure proper operation, including testing the trip mechanism using the built-in test button and ensuring that there is no physical damage to the unit or connections.

What are the implications of using a 30 mA sensitivity RCD compared to higher sensitivities?

A 30 mA sensitivity offers a balance of safety for human contact protection while minimising nuisance tripping in everyday use, making it suitable for most residential and commercial scenarios.

ABB DDA202 Series Residual Current Device, 40 A, 2-Pole, 30 mA, Type AC 400 V ac

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