Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	ABB
	Product Type	Residual Current Device
	Current Rating	40 A
	Number of Poles	4
	Series	DDA204
	Mount Type	DIN Rail
	Tripping Characteristics	Type AC
	Terminal Type	Screw
	Standards/Approvals	RoHS, CE
	Width	105 mm
	Height	93mm
	Depth	76mm
	Reset Actuator Type	Toggle Switch
	Break Time	Instantaneous
	Rated AC Voltage	400 V ac
	Application	Residential
	Earth Leakage Protection Type	AC

	Select all
	Brand ABB
	Product Type Residual Current Device
	Current Rating 40 A
	Number of Poles 4
	Series DDA204
	Mount Type DIN Rail
	Tripping Characteristics Type AC
	Terminal Type Screw
	Standards/Approvals RoHS, CE
	Width 105 mm
	Height 93mm
	Depth 76mm
	Reset Actuator Type Toggle Switch
	Break Time Instantaneous
	Rated AC Voltage 400 V ac
	Application Residential
	Earth Leakage Protection Type AC

COO (Country of Origin):: IT

ABB DDA204 Series RCD, 40A Current Rating, 30mA Trip Sensitivity - 2CSB204001R5400 DDA204 AC-40/1

This RCD is designed to offer reliable protection against earth fault currents. This four-pole RCD effectively safeguards electrical circuits by identifying and disconnecting leakage current, ensuring safety in commercial and industrial settings. Its compact size of 76 x 105 x 93mm makes it suitable for DIN rail mounting, facilitating easy installation in various applications.

Features & Benefits

• Provides instant disconnection to enhance safety during faults

• Ensures 30mA trip sensitivity for effective protection

• Complies with IEC standards for reliability and safety

• Suitable for use in both residential and industrial environments

• Designed for easy assembly with S200 series MCBs

• Offers robust environmental performance between -25°C and +55°C

Applications

• Used for commercial electrical installations requiring reliable earth leakage protection

• Ideal for industrial needing robust circuit protection

• Compatible with MCBs for updated circuit protection

• Suitable for residential where safety is a priority

What is the significance of the 30mA trip sensitivity?

The 30mA trip sensitivity is crucial for recognising hazardous earth faults, thereby preventing electric shocks and ensuring user safety in various environments, particularly where direct contact may occur.

How can this device contribute to compliance with safety standards?

From construction to manufacturing facilities, its design adheres to IEC standards, demonstrating its commitment to safety regulations and providing peace of mind for users in various industries.

What environmental conditions can it withstand?

The device operates efficiently within a temperature range of -25°C to +55°C, making it reliable for diverse environments, from extreme cold to elevated temperatures.

How does it function in the event of an earth fault?

When it detects an abnormal current flow due to an earth fault, it swiftly disconnects the electrical supply, preventing potential hazards such as fires or electric shocks.

ABB DDA204 Series Residual Current Device, 40 A, 4-Pole, Type AC 400 V ac

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