BTM9-250L 250A 3-Pole Molded Case Circuit Breaker for Low-Voltage Power Distribution

Product Features

The BTM9-250L 3300 is a 3-pole molded case circuit breaker designed for circuit protection and control in low-voltage electrical distribution systems. The product features a 250A rated current and a robust molded-case structure for reliable operation in high-current electrical applications.

The circuit breaker provides an ultimate breaking capacity (Icu) of 36kA and a service breaking capacity (Ics) of 20kA, providing reliable protection for electrical distribution circuits.

The front panel features a clearly visible operating handle and detailed electrical parameter markings for convenient operation and product identification. A PUSH TO TRIP function is also provided for circuit breaker testing and inspection.

Application

Suitable for industrial power distribution, commercial electrical systems, distribution cabinets, control panels and low-voltage electrical equipment. It can be used for circuit protection and manual control in three-phase electrical distribution systems where reliable 250A circuit protection is required.

Specifications

Model: BTM9-250L 3300
Product type: Molded Case Circuit Breaker (MCCB)
Number of poles: 3 poles
Rated current In: 250A
Rated operational voltage Ue: AC380/400/415V
Rated insulation voltage Ui: 1000V
Rated impulse withstand voltage Uimp: 8kV
Ultimate breaking capacity Icu: 36kA
Service breaking capacity Ics: 20kA
Rated frequency: 50/60Hz
Category: Cat. A
Standard: IEC/EN 60947-2

Product Details

The product adopts a robust molded-case structure with a clear front-panel layout and visible electrical identification. The front nameplate provides key product information, including the model, rated current, operating voltage, breaking capacity and applicable standard, making product identification and selection convenient.

The circuit breaker features a front-mounted operating handle and PUSH TO TRIP button. The three-pole design provides three main connection paths, with the terminals clearly arranged at the top and bottom of the product for electrical connection.

The product also features a clear operating mechanism and a compact structural design, making it suitable for installation in low-voltage power distribution and electrical control systems.