Siemens SENTRON MCB 50A, 2P, 415V AC – 5SL4250-7RC
The Siemens 5SL4250-7RC is a SENTRON series miniature circuit breaker (MCB) designed for reliable protection of electrical circuits against overload and short-circuit faults in low-voltage distribution systems. It is widely used in industrial, commercial, and residential electrical installations for feeder protection, control panels, and general power distribution.
This device features a 2-pole configuration and a C-curve tripping characteristic, making it suitable for circuits with moderate inrush currents such as small motors, transformers, HVAC loads, and mixed electrical applications. With a 10kA breaking capacity, it ensures fast and safe interruption during fault conditions.
Key Features:
• Siemens SENTRON 5SL series MCB
• Rated current: 50A
• 2-pole (2P) protection
• C-curve tripping characteristic
• Breaking capacity: 10kA at 415V AC
• Suitable for 240/415V AC systems
• DIN rail mounting for easy installation
• High-speed fault protection
• Finger-safe terminal design
• Strong electrical and mechanical endurance
• Suitable for industrial and commercial panels
• IEC/EN 60898-1 compliant
Technical Specifications
|
Parameter |
Specification |
|
Product Model |
5SL4250-7RC |
|
Brand |
Siemens |
|
Series |
SENTRON 5SL |
|
Type |
Miniature Circuit Breaker (MCB) |
|
Number of Poles |
2 Pole |
|
Rated Current |
50 A |
|
Rated Voltage |
240/415 V AC |
|
Frequency |
50/60 Hz |
|
Tripping Characteristic |
Curve C |
|
Breaking Capacity |
10 kA |
|
Insulation Voltage (Ui) |
440 V |
|
Impulse Withstand Voltage (Uimp) |
4 kV |
|
Energy Limitation Class |
3 |
|
Mounting |
DIN Rail |
|
Protection Class |
IP20 |
|
Mechanical Life |
~10,000 operations |
|
Electrical Life |
~4,000 operations |
|
Standards |
IEC 60898-1 |
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