Siemens 5SV4416-0 Disconnector Switch 2P 63A 100mA

The Siemens 5SV4416-0 is a 2-pole, 63A, 100mA disconnector switch designed for robust electrical isolation and fault protection in demanding industrial environments. This high-performance device offers superior operational safety through its reliable switching mechanism and precise tripping characteristics, ensuring circuit integrity and personnel protection. Its compact design and robust construction facilitate seamless integration into various electrical panels and systems, making it a preferred choice for safeguarding critical infrastructure.

Product Specifications

| Feature                 | Specification                                 |

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

| Product Type            | Disconnector Switch                           |

| Number of Poles         | 2P                                            |

| Rated Current (In)      | 63A                                           |

| Rated Residual Current  | 100mA                                         |

| Voltage Rating          | 400V AC                                       |

| Frequency               | 50/60 Hz                                      |

| Tripping Characteristic | Type AC                                       |

| Breaking Capacity       | 10kA                                          |

| Mounting Type           | DIN Rail                                      |

| Compliance Standards    | IEC/EN 60947-3, IEC/EN 61008-1                |

| Operating Temperature   | -25°C to +55°C                                |

| Dimensions (H x W x D)  | 84mm x 35mm x 71mm                            |

Core Features & Market Positioning

The Siemens 5SV4416-0 distinguishes itself through its exceptional reliability and compliance with stringent international safety standards, including IEC/EN 60947-3 and IEC/EN 61008-1. This adherence positions it as a premium solution for applications demanding the highest levels of safety and performance. The disconnector switch's Type AC tripping characteristic ensures effective protection against sinusoidal alternating residual currents, a critical feature for many industrial power systems. Its robust breaking capacity of 10kA provides ample safety margin for fault conditions. The market recognizes Siemens as a leader in industrial electrical components, and the 5SV4416-0 embodies this reputation for quality and dependability, offering a significant competitive advantage in terms of operational longevity and reduced maintenance.

Key Application Scenarios

This Siemens disconnector switch is ideally suited for a wide array of industrial applications where reliable isolation and residual current protection are paramount. It is extensively used in main distribution boards, sub-distribution panels, and control cabinets for protecting circuits against overload and short circuits, as well as safeguarding personnel from electric shock. Specific use cases include protecting motor control centers (MCCs), power supplies for machinery, and critical equipment in manufacturing plants, process industries, and building management systems. The 63A rating and 100mA sensitivity make it a versatile component for circuits requiring a balance between normal operational current and sensitive fault detection.

Practical System Integration Guidance

Integrating the Siemens 5SV4416-0 into existing electrical systems is straightforward due to its standard DIN rail mounting capability and compact 35mm width. The disconnector switch is designed for easy connection of incoming and outgoing conductors, typically accommodating cable sizes suitable for its 63A rating, ensuring secure and reliable electrical contact. For installation, ensure that the power supply is de-energized before making any connections. The switch should be wired in series with the load it is intended to protect. Proper termination using appropriate cable lugs and tightening to the specified torque values is crucial for safe operation and longevity. Compliance with local electrical codes and standards is mandatory during installation.

Operation and Risk Mitigation

The Siemens 5SV4416-0 disconnector switch operates by interrupting electrical circuits when a fault current exceeding its 100mA sensitivity is detected. Its primary function is to provide a safe means of isolating circuits for maintenance or in the event of a fault, thereby preventing damage to equipment and mitigating the risk of electric shock to personnel. Users should always ensure that the switch is in the "OFF" position before performing any maintenance on connected circuits. Regular visual inspection for signs of damage or wear, and periodic testing of its tripping function, are recommended to ensure continued operational safety and adherence to safety protocols.

Scalability & Long-Term Value

The Siemens 5SV4416-0 disconnector switch offers excellent long-term value through its robust construction and Siemens' commitment to product longevity and backward compatibility. While this specific model is a standalone component, its integration into Siemens' broader electrical distribution portfolio allows for seamless expansion and upgrades of associated switchgear and control systems. Its design facilitates its inclusion in modern smart electrical grids and industrial automation systems, supporting the trend towards IIoT and digitalized operations by providing reliable foundational protection. The dependable performance of this disconnector switch minimizes downtime and replacement costs, contributing to the overall economic efficiency of an electrical installation.

Frequently Asked Questions

What is the primary function of a Siemens 5SV4416-0 disconnector switch?

The Siemens 5SV4416-0 serves as a safety device for electrical circuits. It provides reliable isolation for maintenance purposes. It also protects against dangerous residual currents.

This disconnector switch offers vital protection against electric shock hazards. It achieves this by rapidly interrupting circuits when fault currents are detected. Its design ensures that circuits are safely disconnected when needed most.

Ultimately, its core role is to ensure operational safety and equipment integrity. It is a critical component in industrial and commercial electrical distribution systems.

What are the key technical specifications of the Siemens 5SV4416-0?

This switch is a 2-pole (2P) device, meaning it interrupts both live conductors. It is rated for a maximum current of 63 Amperes (63A). The residual current sensitivity is set at 100 milliAmperes (100mA).

The operational voltage is up to 400V AC, suitable for standard industrial power supplies. It complies with critical safety standards such as IEC/EN 60947-3 and IEC/EN 61008-1.

Its breaking capacity is 10 kA, indicating its ability to safely interrupt fault currents. The switch is designed for easy mounting on a standard DIN rail.

How does the 100mA residual current rating impact its application?

A 100mA residual current rating signifies that the switch will trip when a leakage current of 100mA or more is detected. This level of sensitivity is crucial for personnel protection against electric shock.

It is typically used in distribution circuits where the risk of indirect contact is a concern, such as in industrial facilities and commercial buildings. This rating balances protection against significant faults with avoiding nuisance tripping from minor leakages.

While not sensitive enough for direct contact protection (which often requires 30mA), the 100mA setting provides an effective layer of safety for main distribution and sub-distribution circuits in many industrial scenarios.

Can the Siemens 5SV4416-0 be used for overcurrent protection?

No, the Siemens 5SV4416-0 is primarily a disconnector switch and residual current device (RCD). Its main functions are circuit isolation and earth leakage protection.

Overcurrent protection (for overload and short-circuit) is typically handled by separate circuit breakers or fuses. This device's tripping is based on imbalance currents, not total circuit current.

While it indirectly contributes to overall circuit safety by isolating faults, it does not replace dedicated overcurrent protection devices. These devices work in conjunction to provide comprehensive circuit protection.

What is the difference between this disconnector switch and a standard circuit breaker?

A disconnector switch, like the 5SV4416-0, is designed for isolation and residual current protection. It safely breaks circuits under fault conditions and allows for manual disconnection.

A standard circuit breaker typically provides overcurrent protection (overload and short-circuit) in addition to switching capabilities. Some circuit breakers also incorporate residual current protection (RCBOs).

The 5SV4416-0 specifically addresses earth leakage and isolation, making it a specialized safety component. Circuit breakers offer broader protection against various types of electrical faults.

How is the Siemens 5SV4416-0 installed in an electrical panel?

Installation is performed on a standard 35mm DIN rail within an electrical enclosure. Ensure the power supply is completely switched off before installation.

Connect the incoming power conductors to the appropriate terminals, typically marked 'line' or 'input'. Then connect the outgoing conductors to the load side terminals, marked 'load' or 'output'.

Secure the device firmly to the DIN rail and ensure all connections are tight and properly insulated, adhering to local electrical codes and safety regulations.

What type of faults does the Siemens 5SV4416-0 protect against?

This device is specifically designed to protect against residual currents, also known as earth leakage currents. If current flows through an unintended path to earth, this imbalance triggers the switch.

It also functions as a disconnector, allowing for manual isolation of the circuit for maintenance or emergencies. This ensures a safe, de-energized state for the connected equipment.

While it indirectly contributes to overall system safety, its primary protection mechanism is against earth faults, not standard overcurrent or short-circuit conditions.

Is the Siemens 5SV4416-0 suitable for residential use?

The Siemens 5SV4416-0 is designed for industrial and commercial applications, not typical residential settings. Residential installations usually employ different types of circuit breakers and RCDs.

While its 100mA sensitivity offers safety, residential standards often mandate 30mA RCDs for enhanced personal protection. Its higher current rating and specific features are geared towards industrial demands.

Using this device in a residential context would likely not meet local building codes and safety requirements for homes. Always consult with a qualified electrician for residential installations.

What maintenance is required for the Siemens 5SV4416-0?

Minimal routine maintenance is typically required for this disconnector switch. Regular visual inspections for any signs of physical damage or wear are recommended.

Periodic testing of the tripping function is advised to ensure its continued operational effectiveness. This often involves using a dedicated RCD tester to verify the trip time and current.

Ensure electrical connections remain secure and free from corrosion. Follow manufacturer guidelines and local safety regulations for any inspection or testing procedures.

Can this disconnector switch be used with DC circuits?

No, the Siemens 5SV4416-0 disconnector switch is designed exclusively for AC (Alternating Current) circuits. Its tripping mechanism and internal components are not suitable for DC (Direct Current) applications.

Using this device on a DC circuit could lead to failure, damage to the device, and significant safety hazards. Always ensure the correct type of protective device is selected for the specific type of electrical current.

For DC circuit protection and isolation, specialized DC disconnectors and circuit breakers must be used. These are engineered to handle the unique characteristics of direct current.