The Siemens 5SL7240-8RC is a reliable SENTRON 5SL7 Miniature Circuit Breaker (MCB) designed to provide effective protection against overload and short-circuit conditions in residential, commercial, and industrial electrical installations. Built with advanced Siemens protection technology, this 2 Pole, 40A, D Curve MCB ensures safe circuit operation, high breaking capacity, and dependable performance in demanding electrical distribution systems. Its compact modular design allows easy installation in distribution boards, control panels, and switchgear assemblies while maintaining long mechanical and electrical life.
• Siemens SENTRON 5SL7 Series Miniature Circuit Breaker (MCB)
• Part Number: 5SL7240-8RC
• 2 Pole configuration
• Rated current: 40A
• D Curve tripping characteristic
• High short-circuit breaking capacity
• Provides overload and short-circuit protection
• Fast and reliable fault interruption
• Compact modular DIN rail mounting design
• Suitable for industrial and commercial applications
• Durable thermoplastic housing
• High mechanical and electrical endurance
• Easy installation and maintenance
• Finger-safe terminal design
• Reliable performance under demanding conditions
• Complies with IEC standards
• Ideal for distribution boards, control panels, and switchgear applications
| Parameter | Specification |
|---|---|
| Product Series | Siemens SENTRON 5SL7 |
| Part Number | 5SL7240-8RC |
| Product Type | Miniature Circuit Breaker (MCB) |
| Number of Poles | 2 Pole |
| Rated Current | 40A |
| Tripping Characteristic | D Curve |
| Rated Operational Voltage | 400V AC |
| Frequency | 50/60 Hz |
| Breaking Capacity | 15kA |
| Mounting Type | DIN Rail Mounting |
| Terminal Type | Screw Terminal |
| Protection Function | Overload & Short Circuit Protection |
| Housing Material | Industrial Grade Thermoplastic |
| Degree of Protection | IP20 |
| Standard Compliance | IEC 60898 / IEC 60947-2 |
| Mechanical Life | High Durability |
| Application | Distribution Boards, Industrial Panels, Commercial Electrical Systems |
| Country of Origin | India / Siemens Manufacturing Standard |
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