imo b10b30125a mcb 10ka, b curve 3pole 125a 415vac vde

Why Choose the IMO B10B30125A Miniature Circuit Breaker?

The IMO B10B30125A is a heavy duty miniature circuit breaker (MCB) designed to provide reliable protection against overloads and short circuits in industrial, commercial and OEM electrical installations. As part of the trusted IMO B10 circuit protection range, it delivers dependable performance and a high fault rating for demanding low voltage power distribution systems.

Featuring a B curve tripping characteristic, this MCB is suitable for circuits with relatively low inrush currents where rapid fault disconnection is required. Its 10 kA short circuit breaking capacity provides enhanced protection in installations with higher prospective fault levels, helping safeguard electrical equipment and wiring.

With a 125 A current rating and a 3 pole configuration, the B10B30125A is ideal for protecting three-phase power distribution systems, industrial machinery, switchboards and automation control panels. The compact TS35 DIN rail mounting design enables straightforward installation while maximising available panel space.

Key Advantages

• Reliable miniature circuit breaker for industrial and commercial applications.
• 125 A rated current for high current three-phase circuits.
• B curve tripping characteristic for rapid fault protection.
• 10 kA short circuit breaking capacity.
• 3 pole configuration for three-phase electrical systems.
• Compact TS35 DIN rail mounting for efficient installation.

Key Features

• IMO B10 miniature circuit breaker series.
• 125 A rated current.
• B curve tripping characteristic.
• 10 kA breaking capacity.
• 3 pole construction.
• Suitable for 240 / 415 V AC systems.
• Compatible with pin and fork type busbars.
• DIN rail mounting with finger-safe terminals.

Technical Specifications

• Manufacturer: IMO
• Series: B10
• Model: B10B30125A
• Product type: Miniature circuit breaker
• Rated current: 125 A
• Tripping characteristic: B Curve
• Breaking capacity: 10 kA
• Number of poles: 3 Pole
• Rated voltage: 240 / 415 V AC
• Standards: IEC/EN 60898-1, IEC/EN 60947-2, CE, VDE, KEMA
• Mounting type: TS35 DIN rail
• Protection rating: IP20
• Dimensions (H × W × D): 97 × 79.5 × 78 mm
• Weight: Approx. 0.3 kg

Reliable Protection for Three-Phase Power Systems

The IMO B10B30125A automatically disconnects electrical circuits during overload or short circuit conditions, helping protect cables, switchgear and connected equipment from damage caused by excessive current. Its high 10 kA fault rating makes it suitable for demanding industrial and commercial installations.

Designed to recognised international standards, the B10 series combines dependable protection, compact dimensions and simple installation, making it an excellent choice for panel builders, electrical contractors and machine manufacturers.

Typical Applications

• Industrial control panels.
• Three-phase distribution boards.
• OEM machinery.
• Commercial electrical installations.
• Power distribution systems.
• Manufacturing and processing facilities.

Trusted by Electrical Professionals Worldwide

IMO B10 miniature circuit breakers are trusted by electrical engineers, panel builders and machine manufacturers for dependable protection, straightforward installation and long-term reliability in low voltage electrical systems.