Siemens 5SY6104-7CC Single Pole Conventional Load Circuit Breaker 1P 4A

The Siemens 5SY6104-7CC is a single-pole, conventional load circuit breaker engineered for reliable protection in diverse electrical systems. With a 1-pole configuration and a rated current of 4A, this breaker offers robust overcurrent and short-circuit protection, ensuring the safety and integrity of circuits in industrial and commercial environments. Its compact design and adherence to stringent international standards make it a preferred choice for applications demanding precision and dependability. Key technical parameters include a rated voltage of 230/400V AC, a breaking capacity of 6kA, and compliance with IEC/EN 60898-1 and IEC/EN 60947-2 standards, underscoring its suitability for demanding electrical installations.

Siemens 5SY6104-7CC: Product Specifications

| Parameter                  | Specification                       |

| :------------------------- | :---------------------------------- |

| Product Type               | Miniature Circuit Breaker (MCB)     |

| Poles                      | 1-Pole                              |

| Rated Current (In)         | 4A                                  |

| Rated Voltage (Ue)         | 230/400V AC                         |

| Frequency                  | 50/60 Hz                            |

| Breaking Capacity (Icn)    | 6kA                                 |

| Tripping Curve             | C                                   |

| Protection Class           | IP20                                |

| Operating Temperature      | -25°C to +45°C                      |

| Mounting Type              | DIN Rail (35mm)                     |

| Standards Compliance       | IEC/EN 60898-1, IEC/EN 60947-2      |

| Color                      | White                               |

| Material                   | High-quality, flame-retardant plastic |

Core Features & Market Positioning

The Siemens 5SY6104-7CC stands out in the market due to its exceptional reliability and adherence to rigorous safety standards, a hallmark of Siemens' commitment to electrical safety. Its tripping curve C characteristic makes it ideal for inductive loads, providing a balance between operational continuity and effective protection against frequent, short-term overcurrents. This positioning as a dependable component for conventional load protection within Siemens' extensive circuit protection portfolio ensures seamless integration and trusted performance. Users benefit from the peace of mind that comes with deploying a breaker from a globally recognized leader in electrical engineering.

Key Application Scenarios

This single-pole circuit breaker is extensively utilized in residential, commercial, and light industrial settings where precise overcurrent protection for individual circuits is paramount. Common applications include safeguarding lighting circuits, socket outlets, and control circuits in panel boards and distribution boxes. Its 4A rating makes it particularly suitable for protecting sensitive electronic equipment or circuits with lower current demands, ensuring that equipment operates within safe parameters and preventing damage from surges or faults. The C-curve tripping characteristic is beneficial in environments with motors or transformers, where inrush currents are common but do not represent a fault condition.

Practical System Integration Guidance

Integrating the Siemens 5SY6104-7CC into existing electrical systems is straightforward due to its standard 35mm DIN rail mounting. Installers must ensure that the incoming power supply is de-energized before commencing any work. The line (input) connection should be made to the upper terminal, and the load (output) connection to the lower terminal, following proper electrical wiring practices. The breaker's terminals accept solid or stranded conductors up to a specified cross-sectional area, typically detailed in the product's manual. Proper torque should be applied to the terminal screws to ensure a secure connection and prevent overheating.

Operation and Risk Mitigation

The primary function of the Siemens 5SY6104-7CC is to interrupt circuit power automatically when excessive current flows, either due to an overload condition or a short circuit. Overloads occur when a circuit draws more current than it is designed for over an extended period, while short circuits involve a sudden, massive surge of current. The C-tripping characteristic ensures that the breaker will trip at a current between 5 and 10 times the rated current. To mitigate risks, always ensure the breaker's rating (4A) is appropriate for the circuit's load and wire size. Never bypass or tamper with the breaker's internal mechanisms. Regular visual inspections for damage or signs of overheating are also recommended.

Scalability & Long-Term Value

As part of the broader Siemens circuit protection ecosystem, the 5SY6104-7CC offers significant long-term value through its compatibility with other Siemens components and modular systems. While this specific model is a single-pole breaker, it can be part of a larger distribution board accommodating multiple poles and types of protective devices, allowing for system expansion. Its robust construction and adherence to international standards ensure a long operational lifespan, reducing the need for frequent replacements. For facilities looking towards modernization, its standard form factor facilitates integration into upgraded electrical infrastructure, even as newer digital solutions emerge.

Frequently Asked Questions (FAQs)

What is the tripping curve of the Siemens 5SY6104-7CC?

The Siemens 5SY6104-7CC features a Type C tripping curve.

This curve offers a balance for inductive loads and motor protection.

It trips between 5 to 10 times the rated current.

What is the breaking capacity of this circuit breaker?

The Siemens 5SY6104-7CC has a breaking capacity of 6kA.

This means it can safely interrupt fault currents up to 6000 Amperes.

It is suitable for applications with moderate fault current levels.

Can I use this 4A breaker for sensitive electronics?

Yes, a 4A rating is suitable for many sensitive electronics.

The Type C curve provides ample protection against overloads and shorts.

Always verify the specific power requirements of the electronic device.

What is the maximum voltage this breaker can handle?

This breaker is rated for a maximum voltage of 400V AC.

It is designed for use in standard single-phase and three-phase distribution systems.

Ensure your system voltage does not exceed this limit for safety.

Is the Siemens 5SY6104-7CC suitable for residential use?

Yes, it is widely used in residential electrical panels.

It provides essential protection for circuits like lighting and outlets.

Its 1P configuration is standard for many household circuits.

How do I install this Siemens circuit breaker?

Install it on a standard 35mm DIN rail.

Ensure power is disconnected before wiring.

Connect line to the upper terminal and load to the lower.

What is the IP rating of the 5SY6104-7CC?

The IP rating is IP20.

This means it is protected against solid objects larger than 12.5mm.

It is not protected against water ingress.

What does "conventional load" mean in this product title?

Conventional load implies standard electrical circuit protection.

It is designed for typical residential and commercial loads.

Not intended for specialized high-fault current applications.

What standards does this circuit breaker comply with?

It complies with IEC/EN 60898-1 and IEC/EN 60947-2.

These are key international standards for circuit breakers.

Compliance ensures safety and performance reliability.

Where can I find the full technical datasheet?

Technical datasheets are available from Siemens.

You can usually find them on the Siemens Industry Mall or support sites.

Refer to the product number for precise documentation.