The IMO B10TCR3N25-30 is a robust Residual Current Circuit Breaker with Overcurrent Protection (RCBO) designed to safeguard three-phase electrical installations against earth leakage, overload and short-circuit faults. As part of the professional IMO B10TCR RCBO range, it combines the functions of an RCCB and miniature circuit breaker into a single compact device, providing comprehensive circuit protection while reducing panel space requirements.
Manufactured in accordance with IEC 61009-1, the B10TCR3N25-30 delivers dependable protection for industrial and commercial applications. Its compact 5-module design, high breaking capacity and DIN rail mounting allow for quick installation in distribution boards, control panels and OEM equipment.
Featuring a 25 A rated current, 30 mA residual operating current, Type AC protection, a C curve tripping characteristic and a 3 Pole + Neutral configuration, the IMO B10TCR3N25-30 is ideal for machinery, automation systems and three-phase power distribution.
Key Advantages
Combined earth leakage, overload and short-circuit protection.
25 A rated current for commercial and industrial three-phase circuits.
30 mA residual sensitivity provides additional protection against electric shock.
Type AC residual current protection for alternating residual currents.
C curve tripping characteristic suitable for general-purpose industrial loads.
Compact DIN rail mounted design saves valuable panel space.
Key Features
IMO B10TCR RCBO series.
25 A rated current.
30 mA rated residual operating current.
Type AC residual current characteristics.
C curve overcurrent protection.
3 Pole + Neutral (3P+N) configuration.
10 kA short-circuit breaking capacity.
DIN rail mounting with integrated test button.
Technical Specifications
Manufacturer: IMO Precision Controls
Series: B10TCR
Model: B10TCR3N25-30
Product type: Residual Current Circuit Breaker with Overcurrent Protection (RCBO)
Rated current: 25 A
Residual operating current: 30 mA
Residual current characteristics: Type AC
Tripping characteristic: C Curve
Pole configuration: 3 Pole + Neutral
Rated voltage: 230/400 V AC
Frequency: 50 / 60 Hz
Short-circuit breaking capacity: 10 kA
Protection rating: IP20
Mounting type: DIN rail EN 60715
Width: 5 modules
Terminal compatibility: Pin or fork type busbars
Complete Circuit Protection in One Device
The IMO B10TCR3N25-30 combines residual current detection with overload and short-circuit protection in a single device. This integrated design simplifies installation, reduces wiring complexity and provides dependable protection for personnel, electrical wiring and connected equipment.
Its C curve operating characteristic makes it well suited to industrial control equipment, machinery and general-purpose commercial circuits where moderate inrush currents are expected.
Typical Applications
Industrial machinery and equipment.
Three-phase distribution boards.
Automation and control panels.
Manufacturing facilities.
Commercial electrical installations.
OEM machinery and electrical systems.
Technical Specifications
Current
25 A
Phase
Three Phase
HS Code
8536201090
Country of Manufacture
China
Frequently Asked Questions
What is the IMO B10TCR3N25-30 used for?
It protects three-phase electrical circuits against earth leakage, overload and short-circuit faults using a single integrated RCBO.
What is the rated current of this RCBO?
The IMO B10TCR3N25-30 has a 25 A rated current.
What type of residual current protection does it provide?
The device provides Type AC protection, detecting alternating sinusoidal residual currents with a 30 mA trip sensitivity.
What tripping curve does this RCBO use?
The RCBO features a C curve tripping characteristic, making it suitable for general industrial and commercial applications.
How is the device installed?
The B10TCR3N25-30 mounts onto a standard DIN rail inside electrical distribution boards and industrial control panels.
Trusted Circuit Protection for Professional Installations
IMO RCBOs are trusted by electricians, panel builders and machine manufacturers for delivering dependable protection against earth leakage, overload and short-circuit faults across modern commercial and industrial electrical installations.
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Current
25 A
Phase
Three 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...
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...