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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5SU1154-7KK16 |
| Alternative Part Number | 5SU11547KK16 |
| Manufacturer | Siemens |
| Product Type | FI/LS-Protector Type A |
| Mounting Position | Any |
| Height | 90 mm |
| Width | 36 mm |
| Depth | 77 mm |
| Number of Poles | 1P+N |
| Tripping Characteristic Class | C |
| Rated Current (AC) | 16 A |
| Rated Voltage (AC) | 230/240 V |
| Rated Frequency | 50 Hz |
| Rated Impulse Withstand Voltage (Uimp) | 4 kV |
| Rated Short-Circuit Breaking Capacity (Icn) | 10 kA |
| Rated Residual Switching Capacity (IΔm) | 10 kA |
| Energy Limiting Class | 3 |
| Overvoltage Category | III |
| Degree of Pollution | 2 |
| Mechanical Service Life (Switching Cycles) | Typical 10,000 |
| Protection Class | IP20 (with distribution board installed and conductors connected) |
| Ambient Temperature Range | -25 °C to +55 °C |
| Storage Temperature Range | -40 °C to +75 °C |
| Connectable Conductor Cross-section (Solid/Stranded) | 0.75 mm² to 35 mm² |
| Connectable Conductor Cross-section (Finely Stranded) | 0.75 mm² to 25 mm² with core end processing |
| Tightening Torque | 2.5 N·m to 3 N·m |
| Product Features | Halogen-free, Silicon-free |
| Resistance to Impulse Current | 1 kA (at 8/20 µs) |
| Power Loss per Pole | 4.5 W (rated value of the current at AC in hot operating state), Maximum 9 W |
| Tripping Residual Current | 10 mA |
| Type of Fault Current | Type A |
| Number of Width Units | 2 |
| Net Weight | 274 g |
| Environmental Testing | 28 cycles according to IEC 60068-2-30 |
| Reference Code | According to DIN EN 61346-2 F, According to IEC 81346-2 F |
The Siemens 5SU1154-7KK16 is a state-of-the-art residual current circuit breaker with overcurrent protection (RCBO) that ensures a high level of safety and reliability in electrical circuits. This device is designed to provide both short-circuit and fault-current protection, making it an essential component for safeguarding against electrical hazards in residential and commercial settings.
With a 1P+N pole configuration and a C-type tripping characteristic, the 5SU1154-7KK16 is engineered to respond instantly to sudden surges of current, offering prompt disconnection of the power supply to prevent damage to the electrical system and connected devices. The unit is rated for a 16 A operational current and a supply voltage of 230 V AC, making it suitable for a wide range of applications.
The RCBO's compact design allows for efficient use of space within distribution boards, and its versatile mounting position ensures easy installation in various orientations. The device's mechanical service life is rated for 10,000 switching cycles, indicating its durability and long-term performance.
Environmental resilience is another key feature of the Siemens 5SU1154-7KK16, with an operational temperature range from -25°C to 55°C and a storage temperature range from -40°C to 75°C. This robustness ensures reliable operation even in challenging conditions.
For electrical professionals in the UK seeking a reliable and efficient solution for circuit protection, the Siemens 5SU1154-7KK16 offers a combination of advanced safety features and dependable performance.
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Frequently Asked Questions
What type of device is this and what are its main functions?
This device is a Residual Current Circuit Breaker with Overcurrent protection (RCBO). It is designed to protect electrical circuits from overcurrents and fault currents, while also providing personal protection against electric shock.
Can this RCBO be installed in any mounting position?
Yes, the RCBO can be installed in any mounting position, providing flexibility during installation.
What is the tripping characteristic of this RCBO?
The tripping characteristic of this RCBO is Class C, which means it is suitable for commercial and industrial applications with moderate surge currents.
What is the rated operational current for this device?
The rated operational current for this device is 16 A.
What is the rated residual operating current for this RCBO?
The rated residual operating current for this RCBO is 10 mA.
What is the energy limiting class for this RCBO?
The energy limiting class for this RCBO is 3, indicating its capacity to limit energy during a fault.
Is this RCBO halogen-free?
Yes, this RCBO is halogen-free, making it environmentally friendly and safer in the event of a fire.
What is the mechanical service life of this RCBO?
The mechanical service life of this RCBO is typically 10,000 switching cycles.
What are the dimensions of this RCBO?
The dimensions of this RCBO are 90 mm in height, 36 mm in width, and 77 mm in depth.
What is the maximum ambient temperature this RCBO can withstand during operation?
This RCBO can withstand an ambient temperature range from -25 °C to 55 °C during operation.
