5SY5215-7
Circuit breaker Universal current 440 V DC 400 V AC 10kA, 2-pole, C, 1.6 A
- Stock status:
- Call for availability
- Manufacturer:
- Siemens
- Product code:
- 5SY5215-7
Main documents
- Product datasheet
- Instruction sheet
- Catalogue
Related products
| Product | |
| Article Number (Market Facing Number) | 5SY5215-7 |
| Product Description | Circuit breaker Universal current 440 V DC 400 V AC 10kA, 2-pole, C, 1.6 A |
| Product family | Basic Devices |
| Product Lifecycle (PLM) | 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 | 4001869226613 | |
| UPC | Not available | |
| Commodity Code | 85362010 | |
| LKZ_FDB/ CatalogID | LV10.1 | |
| Product Group | 5505 | |
| Group Code | P310 | |
| Country of origin | Germany | |
| 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 | 15310205-5d3f-4520-a421-bed849e185f1 | |
Product Description
5SY5215-7
The Siemens 5SY5215-7 is a 2-pole Miniature Circuit Breaker (MCB) designed for universal current applications in AC (400 V) and DC (440 V) circuits. It provides reliable protection against overloads and short circuits, making it suitable for low-current circuits and sensitive equipment. The C-characteristic tripping curve ensures dependable operation in circuits with moderate inrush currents, including control devices and small motor loads.

Key Features and Specifications
- Rated Current (In): 1.6 A
- Rated Voltage (Un): 400 V AC / 440 V DC
- Breaking Capacity: 10 kA
- Poles: 2
- Tripping Curve: C Characteristic (moderate inrush current circuits)
- Mounting: DIN rail compatible
- Product Type: Universal Current Miniature Circuit Breaker

Technical Information
- Number: 5SY5215-7
- EAN: 4001869226613
- Commodity Code: 85362010
- Catalog Reference: LV10.1
- Product Group: 5505
- Group Code: P310
- Lifecycle Status: Active Product
- Product Family: Basic Devices
- Country of Origin: Germany
- WEEE (2012/19/EU) Take-Back: Yes
- RoHS Compliance: Since 01.10.2006
- REACH (Art. 33): Contains Lead (CAS-No. 7439-92-1 >0.1% w/w)
- SCIP Number: 15310205-5d3f-4520-a421-bed849e185f1
- Product Class: B (return restricted – contact Siemens partner)
Applications
- Protection of low-current AC and DC circuits against overloads and short circuits
- Suitable for residential, commercial, and light industrial control systems
- Ideal for circuits with small motors, control devices, and sensitive equipment
- Enhances system safety and reliable operation
Summary:
The 5SY5215-7 Miniature Circuit Breaker by Siemens delivers 1.6 A rated protection in a 2-pole compact design suitable for AC/DC applications. Its C-curve tripping characteristic and 10 kA breaking capacity ensure dependable protection of equipment and wiring in low-current circuits.
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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