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5SY73508CC | Betagard MCB 50 A, 3 Pole, 15 kA, D-Curve – Siemens
Product Overview
The 5SY73508CC is a high-quality Miniature Circuit Breaker (MCB) from Siemens’ Betagard series. Designed for reliable protection of electrical circuits, this MCB is suitable for residential, commercial, and industrial applications. It features a 3-pole configuration, a rated current of 50 A, and a breaking capacity of 15 kA with a D-curve tripping characteristic.
Key Features
- Rated Current: 50 A
- Number of Poles: 3 Pole
- Breaking Capacity: 15 kA
- Tripping Characteristic: D-Curve (for high inrush current applications)
- Voltage Rating: 400 V AC
- Standards Compliance: IEC/EN 60898-1, IEC/EN 60947-2
- Mounting: DIN Rail Mounting
- Terminal Type: Screw Terminal
- Operating Temperature: -25°C to +55°C
- Mechanical Life: 20,000 operations
- Electrical Life: 10,000 operations
- Protection Class: IP20 (when installed in a suitable enclosure)
Applications
The 5SY73508CC MCB is ideal for protecting circuits in environments with high inrush currents, such as those with motors, transformers, or lighting systems. It is commonly used in:
- Residential buildings
- Commercial complexes
- Industrial facilities
- Electrical distribution panels
Advantages
- High breaking capacity ensures reliable protection against short circuits and overloads.
- D-Curve tripping characteristic provides optimal protection for circuits with high inrush currents.
- Compact design for space-saving installation.
- Durable construction ensures long service life.
- Easy to install and maintain.
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Current (In) | 50 A |
| Rated Voltage (Ue) | 400 V AC |
| Breaking Capacity (Icn) | 15 kA |
| Tripping Characteristic | D-Curve |
| Number of Poles | 3 |
| Mounting Type | DIN Rail |
| Terminal Type | Screw Terminal |
| Operating Temperature | -25°C to +55°C |
| Mechanical Life | 20,000 operations |
| Electrical Life | 10,000 operations |
| Protection Class | IP20 |
Safety and Compliance
The 5SY73508CC MCB complies with international standards IEC/EN 60898-1 and IEC/EN 60947-2, ensuring high safety and reliability. It is designed to provide effective protection against electrical faults, ensuring the safety of both equipment and personnel.
Warranty and Support
Siemens offers a standard warranty on the 5SY73508CC MCB, covering manufacturing defects. For technical support and warranty claims, customers can contact Siemens’ customer service or authorized distributors.
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