Bentong BTM7-125L 125A 3-Pole Molded Case Circuit Breaker for Electrical Protection
The Bentong BTM7-125L 3300 is a 3-pole molded case circuit breaker rated at 125A, designed for circuit protection and switching in low-voltage electrical distribution systems. With AC380/400/415V rated operational voltage, 800V insulation voltage and 25/15kA short-circuit ratings, it is suitable for reliable protection in commercial and industrial electrical applications.
Product Features
The Bentong BTM7-125L 3300 is a 3-pole molded case circuit breaker designed for circuit protection and switching in low-voltage electrical systems. The product features clearly identified numbered terminals 1, 3 and 5 on the input side and 2, 4 and 6 on the output side, making circuit connection and identification convenient.
The front of the circuit breaker is clearly marked with the BTM7-125L 3300 model and key electrical ratings. The integrated operating handle provides convenient manual switching and circuit operation.
The compact molded construction provides a practical solution for electrical distribution equipment, control panels and other applications requiring circuit protection.
Application
The BTM7-125L 3300 is suitable for circuit protection and switching applications in low-voltage electrical distribution systems.
Typical applications include electrical distribution panels, industrial control cabinets, commercial electrical systems, power distribution equipment and other electrical installations requiring molded case circuit breakers for overcurrent and short-circuit protection.
Specifications
| Specification | Details |
| Model | BTM7-125L 3300 |
| Product Type | Molded Case Circuit Breaker (MCCB) |
| Number of Poles | 3 poles |
| Rated Current In | 125A |
| Rated Operational Voltage Ue | AC 380/400/415V |
| Rated Insulation Voltage Ui | 800V |
| Rated Impulse Withstand Voltage Uimp | 8kV |
| Rated Short-Circuit Breaking Capacity Icu | 25kA |
| Rated Service Short-Circuit Breaking Capacity Ics | 15kA |
| Rated Short-Time / Instantaneous Current Ii | 10In |
| Frequency | 50/60Hz |
| Reference Temperature | +40℃ |
| Utilization Category | Cat. A |
| Standards Marking | GB/T 14048.2 / EN/IEC 60947-2 |
Product Details
The BTM7-125L 3300 adopts a compact molded housing with a clear and organized terminal structure. The three-phase terminals are clearly numbered, helping users identify the corresponding connection points during installation.
The front panel provides visible electrical information, including the model, rated current, operational voltage, insulation voltage and short-circuit ratings. The operating handle is positioned at the center of the product for convenient manual switching.
The product nameplate shows GB/T 14048.2 and EN/IEC 60947-2 standards markings, supporting product identification and selection according to the applicable electrical requirements.












