Siemens SENTRON 5SY8 Miniature Circuit Breaker, 4-Pole, 50 A, Type D, 400 V ac AC, 72 V DC, 20 kA Breaking Capacity
- RS Stock No.:
- 610-361
- Mfr. Part No.:
- 5SY8450-8BB08
- Manufacturer:
- Siemens
Subtotal (1 unit)*
SGD340.96
(exc. GST)
SGD371.65
(inc. GST)
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- Shipping from 30 March 2026
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Units | Per unit |
|---|---|
| 1 + | SGD340.96 |
*price indicative
- RS Stock No.:
- 610-361
- Mfr. Part No.:
- 5SY8450-8BB08
- Manufacturer:
- Siemens
Specifications
Technical data sheets
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | Siemens | |
| Number of Poles | 4 | |
| Product Type | Miniature Circuit Breaker | |
| Current Rating | 50 A | |
| Tripping Characteristics | Type D | |
| Rated AC Voltage | 400 V ac | |
| Rated DC Voltage | 72 V | |
| Breaking Capacity | 20kA | |
| Mount Type | DIN Rail | |
| Range | SENTRON | |
| Series | 5SY8 | |
| Terminal Type | Screw | |
| IP Rating | IP20 | |
| Depth | 76mm | |
| Width | 72 mm | |
| Standards/Approvals | IEC 60947-2 | |
| Height | 90mm | |
| Tripping Mechanism | Magnetic | |
| Select all | ||
|---|---|---|
Brand Siemens | ||
Number of Poles 4 | ||
Product Type Miniature Circuit Breaker | ||
Current Rating 50 A | ||
Tripping Characteristics Type D | ||
Rated AC Voltage 400 V ac | ||
Rated DC Voltage 72 V | ||
Breaking Capacity 20kA | ||
Mount Type DIN Rail | ||
Range SENTRON | ||
Series 5SY8 | ||
Terminal Type Screw | ||
IP Rating IP20 | ||
Depth 76mm | ||
Width 72 mm | ||
Standards/Approvals IEC 60947-2 | ||
Height 90mm | ||
Tripping Mechanism Magnetic | ||
- COO (Country of Origin):
- DE
The Siemens Miniature Circuit Breaker is a robust solution for protecting electrical circuits. Engineered to handle operational currents of up to 50 A, it ensures safety and reliability in both industrial and infrastructural applications. With a compact design measuring 90 mm in height, it can easily fit into diverse mounting situations, making it versatile for any installation environment. This device utilises only magnetic tripping to provide effective protection against overloads and short circuits, achieving a breaking capacity of 20 kA. Designed for easy integration, it features a high mechanical service life of 10,000 cycles, ensuring long-term dependability.
Compact design for efficient space utilisation in installations
High breaking capacity ensures effective protection against short circuits
Long mechanical service life translates to reduced maintenance frequency
Designed for a variety of mounting positions for flexibility
Complies with international standards for safety and reliability
Touch protection enhances user safety during operation
Halogen-free and silicon-free for eco-friendly usage
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