The IMO B6DR1N32-30-A is a high-performance Residual Current Circuit Breaker with Overcurrent Protection (RCBO) designed to protect single-phase electrical circuits against earth leakage, overload and short-circuit faults. Combining the functions of an MCB and an RCD within one device, it provides comprehensive circuit protection while simplifying installation inside distribution boards, control panels and electrical enclosures.
As a Type A RCBO, the B6DR1N32-30-A detects both alternating residual currents and pulsating DC residual currents. This makes it suitable for modern installations containing electronic controls, LED drivers, switched-mode power supplies, automation equipment and other loads that may generate pulsating DC leakage currents.
With a 32 A rated current, D curve tripping characteristic, 30 mA residual operating current and 10 kA short-circuit breaking capacity, this RCBO is particularly suited to demanding circuits with high starting or inrush currents. Typical applications include transformers, industrial machinery, motor control equipment and specialised commercial or industrial loads.
Key Advantages
Combined residual current, overload and short-circuit protection.
Type A residual current detection for modern electronic loads.
32 A rated current for higher-load single-phase circuits.
D curve characteristic tolerates high temporary inrush currents.
30 mA residual current sensitivity for additional personal protection.
10 kA breaking capacity for demanding electrical installations.
Key Features
IMO B6 RCBO series.
32 A rated current.
D curve overcurrent characteristic.
30 mA residual operating current.
Type A residual current protection.
110/230 V AC rated operation.
1 Pole + Neutral configuration.
10 kA rated short-circuit capacity.
Compact DIN rail mounted construction.
Finger-protected connection terminals.
Contact position indication.
Suitable for professional distribution and control equipment.
Technical Specifications
Manufacturer: IMO Precision Controls
Series: B6 RCBO
Model: B6DR1N32-30-A
Product type: Residual Current Circuit Breaker with Overcurrent Protection
Rated current: 32 A
Tripping characteristic: D Curve
Residual operating current: 30 mA
Residual current type: Type A
Rated voltage: 110/230 V AC
Rated frequency: 50/60 Hz
Pole configuration: 1 Pole + Neutral
Rated short-circuit capacity: 10 kA
Protection rating: IP20
Terminal capacity: Up to 25 mm²
Mounting type: 35 mm DIN rail
Product width: approx. 35 mm
Standard: IEC/EN 61009-1
Reliable Protection for High Inrush Loads
The IMO B6DR1N32-30-A continuously monitors the protected circuit for excessive current and residual earth leakage. When a hazardous overload, short circuit or leakage condition is detected, the device disconnects the affected circuit to help protect personnel, electrical wiring and connected equipment.
Its D curve characteristic permits a higher temporary starting current than conventional B or C curve devices. This helps prevent nuisance tripping when equipment such as transformers, motors, solenoids or industrial power supplies is energised, while still providing dependable protection under sustained fault conditions.
Typical Applications
Industrial control panels.
Transformer-fed circuits.
Motor and solenoid circuits.
Industrial machinery.
Automation and production equipment.
Commercial distribution boards.
Electronic power supplies.
OEM equipment and machine-building applications.
Technical Specifications
Voltage
230 V
Phase
Single Phase
HS Code
8536201090
Country of Manufacture
China
Frequently Asked Questions
What is the IMO B6DR1N32-30-A used for?
It provides combined overload, short-circuit and Type A residual current protection for single-phase circuits requiring a 32 A D curve RCBO.
Why choose a D curve RCBO?
A D curve RCBO is suitable for equipment with high starting or inrush currents, including transformers, motors, solenoids and industrial machinery.
What does Type A residual current protection detect?
Type A protection detects both alternating residual currents and pulsating DC residual currents produced by many modern electronic devices.
What is the breaking capacity of the B6DR1N32-30-A?
The B6DR1N32-30-A has a rated short-circuit breaking capacity of 10 kA.
How is the IMO B6DR1N32-30-A installed?
The RCBO mounts onto a standard 35 mm DIN rail within a compatible distribution board, consumer unit or industrial control enclosure.
Trusted Protection for Professional Electrical Systems
IMO B6 Type A RCBOs provide electricians, panel builders and machinery manufacturers with dependable fault protection, straightforward DIN rail installation and reliable performance across commercial and industrial electrical applications.
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Voltage
230 V
Phase
Single Phase
HS Code
8536201090
Country of Manufacture
China
No documents available for this product.
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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...