DSN201E C10 A30 Residual Current Circuit Breaker with Overcurrent Protection
ABB DSN201E C10 A30 compact electronic RCBO with 10 A current rating, Type A 30 mA residual current protection, C curve tripping characteristic and 6 kA breaking capacity.
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The ABB DSN201E C10 A30 is a compact residual current circuit breaker with overcurrent protection (RCBO) designed to provide comprehensive protection for single-phase electrical circuits. As part of the reliable ABB DSN201E series, it combines overload, short-circuit and residual current protection in a space-saving single-module device, making it ideal for modern residential, commercial and light industrial installations.
Featuring a C tripping characteristic and Type A residual current protection, the DSN201E C10 A30 detects both sinusoidal AC and pulsating DC earth leakage currents generated by many electronic devices. This makes it suitable for protecting circuits supplying lighting, sockets and equipment incorporating electronic power supplies.
With a rated current of 10 A, a residual operating current of 30 mA and a 6 kA breaking capacity, the ABB DSN201E C10 A30 delivers dependable circuit protection while occupying just one DIN rail module, helping maximise available space inside distribution boards.
Key Advantages
Combined residual current and overcurrent protection in one compact device.
10 A rated current for lighting and low-power final circuits.
30 mA residual current sensitivity for additional protection against electric shock.
Type A protection detects AC and pulsating DC residual currents.
The ABB DSN201E C10 A30 combines miniature circuit breaker and residual current protection in a single compact device. It disconnects the electrical supply during overloads, short circuits and earth leakage faults, helping protect both electrical installations and users.
Its Type A residual current detection makes it suitable for modern installations containing electronic equipment, while the switched neutral design enhances circuit isolation and supports safe maintenance procedures.
Typical Applications
Residential consumer units.
Commercial distribution boards.
Lighting circuits.
Socket outlet circuits.
Building automation systems.
Circuits supplying electronic equipment.
Technical Specifications
Manufacturer
ABB
Series
DSN201E
Model
DSN201E C10 A30
Product ID
2CDB352501R1104
EAN
4022903005193
Product type
Residual Current Circuit Breaker with Overcurrent Protection
Rated current
10 A
Number of poles
1P+N
Number of protected poles
1
Neutral conductor
Switched
Tripping characteristic
C Curve
Residual current type
Type A
Rated residual operating current
30 mA
Rated operational voltage
240 V AC
Frequency
50 / 60 Hz
Rated short-circuit breaking capacity
6 kA
Rated insulation voltage
440 V
Rated impulse withstand voltage
6 kV
Protection rating
IP20
Mounting type
DIN rail
Module width
1 module
Standards
IEC/EN 61009-1, IEC 61009-2-2, AS/NZS 61009.1
Dimensions (H × W × D)
approx. 86 × 17.8 × 70 mm
Weight
approx. 0.113 kg
Frequently Asked Questions
What is the ABB DSN201E C10 A30 used for?
The DSN201E C10 A30 protects single-phase electrical circuits against overloads, short circuits and earth leakage faults.
What is the rated current of this RCBO?
The ABB DSN201E C10 A30 has a 10 A rated current.
What residual current sensitivity does it provide?
This RCBO has a 30 mA residual operating current, providing additional protection against electric shock.
What does Type A residual current protection mean?
Type A protection detects both alternating residual currents and pulsating DC residual currents produced by many modern electrical devices.
How much installation space is required?
The DSN201E C10 A30 occupies just one DIN rail module, making it ideal where panel space is limited.
Trusted Protection for Modern Installations
ABB DSN201E RCBOs are trusted by electricians, panel builders and facilities professionals worldwide for providing dependable combined overload, short-circuit and residual current protection in compact electrical installations.
Manufacturer
ABB
Series
DSN201E
Model
DSN201E C10 A30
Product ID
2CDB352501R1104
EAN
4022903005193
Product type
Residual Current Circuit Breaker with Overcurrent Protection
Rated current
10 A
Number of poles
1P+N
Number of protected poles
1
Neutral conductor
Switched
Tripping characteristic
C Curve
Residual current type
Type A
Rated residual operating current
30 mA
Rated operational voltage
240 V AC
Frequency
50 / 60 Hz
Rated short-circuit breaking capacity
6 kA
Rated insulation voltage
440 V
Rated impulse withstand voltage
6 kV
Protection rating
IP20
Mounting type
DIN rail
Module width
1 module
Standards
IEC/EN 61009-1, IEC 61009-2-2, AS/NZS 61009.1
Dimensions (H × W × D)
approx. 86 × 17.8 × 70 mm
Weight
approx. 0.113 kg
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...