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5SL4663-7
Miniature circuit breaker 400 V 10kA, 3+N-pole, C, 63 A
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 5SL4663-7
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 5SL4663-7 |
| Product Description | Miniature circuit breaker 400 V 10kA, 3+N-pole, C, 63 A |
| Product family | Basic Devices |
| Product Lifecycle (PLM) | PM300:Active Product |
| Price data | |
| Region Specific PriceGroup / Headquarter Price Group | 12B / 1AC |
| List Price | Show prices |
| Customer Price | Show prices |
| Surcharge for Raw Materials | None |
| Metal Factor | L-A—– |
| Additional Product Information | ||
| EAN | 4001869441139 | |
| UPC | Not available | |
| Commodity Code | 85362010 | |
| LKZ_FDB/ CatalogID | LV10.1 | |
| Product Group | 3805 | |
| Group Code | P310 | |
| Country of origin | Romania | |
| Compliance with the substance restrictions according to RoHS directive | Since: 01.06.2013 | |
| Product class | B: return restricted, please contact your Siemens partner/contact | |
| WEEE (2012/19/EU) Take-Back Obligation | Yes | |
| REACH Art. 33 Duty to inform according to the current list of candidates | ||
| SCIP number | 8b1ff696-48b7-4b06-bb03-b8418440537a | |
Product Description
5SL4663-7
The Siemens 5SL4663-7 is a high-capacity 3+N-pole miniature circuit breaker designed for demanding three-phase systems. Rated for 400 V AC and a current of 63 A, it delivers reliable circuit protection with a breaking capacity of 10 kA. Its Type C tripping characteristic makes it ideal for installations with higher inrush currents, such as motors, HVAC equipment, or other inductive loads.
Key Features and Specification
- Rated Voltage: 400 V AC
- Rated Current: 63 A
- Poles: 3+N (Three-phase with Neutral)
- Tripping Curve: Type C
- Breaking Capacity: 10 kA (IEC 60898-1)
- Mounting: Standard DIN rail
- Robust protection against overloads and short circuits
- Ideal for circuits with moderate to high inrush currents
- Compact, space-saving design for modern panel layouts
- Manufactured according to Siemens’ high safety and performance standards
- Long service life with stable and consistent switching behavior
Product Information
- Number: 5SL4663-7
- EAN: 4001869441139
- Commodity Code: 85362010
- Catalog Reference: LV10.1
- Product Group: 3805
- Group Code: P310
- Lifecycle Status: PM300 – Active Product
Applications
Perfect for commercial and industrial setups requiring high-current circuit protection—such as building distribution systems, control panels, and machinery with inductive loads that generate temporary surges at start-up.
Summary
The 5SL4663-7 offers advanced, reliable protection for circuits operating under demanding electrical loads. Its high current rating of 63 A and 10 kA fault-breaking capacity make it a solid solution for ensuring uninterrupted system performance. Designed for durability and efficiency, it guarantees enhanced safety and peace of mind for both installers and end users. Whether in industrial facilities or large-scale commercial projects, this miniature circuit breaker meets modern requirements with precision and strength.
Frequently Asked Questions
What is the rule for installing an SPD?
✅ SPD (Surge Protection Device) connections should be as short as possible to minimize the voltage protection level (Up). The total length of connections to the network and earth should not exceed 50 cm to ensure effective surge protection.
How to Set Up a Surge Protector?
1.Turn off power at the circuit breaker.
2. Remove the old outlet.
3. Connect wires to the new surge-protected outlet per the manufacturer’s instructions.
4. Secure the outlet in the box and replace the cover plate.
5. Restore power and test the outlet.
What is the use of RCCB in Siemens?
✅ Siemens Residual Current Circuit Breakers (RCCBs) protect against electric shock by detecting leakage currents. If the leakage exceeds a set limit, the RCCB immediately disconnects the circuit, ensuring safety from direct or indirect contact with live components.
Where is an RCBO used?
✅ RCBOs (Residual Current Circuit Breakers with Overcurrent protection) are commonly used in various residential, commercial, and industrial applications. Typical use cases include power distribution boards, emergency lighting circuits, HVAC (Heating, Ventilation, and Air Conditioning) systems, socket outlets, and swimming pool equipment. RCBOs are ideal for protecting individual circuits where both earth fault and overcurrent protection are required.
Where to Install RCCB?
✅ RCCBs should be installed in the distribution board (DB box) or circuit breaker panel to protect against current leakages caused by faulty wiring, ageing insulation, or defective appliances.
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