5SP4480-7
Miniature circuit breaker 400 V 10kA, 4-pole, C, 80 A, D=70 mm
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 5SP4480-7
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 5SP4480-7 |
| Product Description | Miniature circuit breaker 400 V 10kA, 4-pole, C, 80 A, D=70 mm |
| 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-O—– |
| Additional Product Information | ||
| EAN | 4001869195629 | |
| UPC | Not available | |
| Commodity Code | 85362090 | |
| LKZ_FDB/ CatalogID | LV10.1 | |
| Product Group | 5505 | |
| Group Code | P310 | |
| Country of origin | Turkiye | |
| Compliance with the substance restrictions according to RoHS directive | Since: 01.10.2006 | |
| 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 | 500c334b-1668-405e-b9c6-9a109c4d2b26 | |
Product Description
5SP4480-7
The Siemens 5SP4480-7 is a powerful 4-pole miniature circuit breaker (MCB) engineered for advanced protection of three-phase + neutral electrical systems. Operating at 400 V AC, it provides a high short-circuit breaking capacity of 10 kA, ensuring dependable safety in industrial, commercial, and infrastructure environments. With a Type C tripping characteristic and a rated current of 80 A, this MCB handles circuits with moderate inrush currents. Its compact 70 mm installation depth makes it ideal for space-limited distribution panels.

Key Features and Specification
- Product Code: 5SP4480-7
- Rated Voltage: 400 V AC
- Breaking Capacity:10 kA
- Number of Poles: 4
- Tripping Characteristic: Type C
- Rated Current: 80
- Installation Depth: 70 mm
- EAN: 4001869195629
- Commodity Code: 85362090
- Catalog ID:LV10.1
- Product Group: 5505
- Lifecycle Status: Active Product (PM300)

Applications
- Three-phase + neutral circuits with high power demand
- Industrial equipment and large HVAC systems
- Main and sub-distribution boards in commercial buildings
- Heavy-load panels with neutral line requirements
Summary:
The Siemens 5SP4480-7 is a reliable 4-pole MCB rated at 80 A, offering strong protection with 10 kA breaking capacity and a space-saving 70 mm profile. It’s ideal for high-load, three-phase + neutral installations where safety and efficiency are paramount.
Frequently Asked Questions
What is MCB protection?
✅ MCB (Miniature Circuit Breaker) protects against overloads and short circuits. Overload protection works via a bimetallic strip (thermal operation), while short-circuit protection uses a tripping coil (electromagnetic operation). This ensures electrical safety in homes, businesses, and industries.
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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