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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 5SV3344-6 |
| Alternative Part Number | 5SV33446 |
| Manufacturer | Siemens |
| Voltage Rating | 400 V ac |
| Interrupt Rate | 0.8 kA |
| Dimensions | 90 x 72 x 70 mm |
| Mounting Type | DIN rail (REG) |
| Number of Poles | 4 |
| Tripping Characteristic | Type A residual current |
| Tripping Fault Current | Rated at 30 mA |
| Operating Frequency | 50 Hz |
| Environmental Conditions | Ambient temperature for operation ranges from -25 °C to 45 °C |
| Protection Class | IP20 (with distribution board installed and conductors connected) |
| Connectable Conductor | Cross-section solid/stranded min. 0.75 mm² to max. 35 mm² |
| Tightening Torque | With screw-type terminals min. 2.5 N·m to max. 3 N·m |
| Installation Depth | 70 mm |
| Net Weight | 361 g |
| Product Features | Silicon-free, suitable for supplementary devices |
| Commodity Code | 853620 |
The Siemens 5SV3344-6 is a state-of-the-art residual current operated circuit breaker designed to provide exceptional protection in electrical circuits. Engineered for reliability and safety, this 4-pole device is adept at detecting and interrupting earth fault currents, ensuring the safeguarding of both equipment and personnel against electric shock.
Crafted with precision, the 5SV3344-6 operates with a nominal current of 40 A and a residual operating current of 30 mA, suitable for a supply voltage of 400 V AC. Its compact dimensions of 90 x 72 x 70 mm make it an ideal fit for standardised DIN rail mounting within distribution boards, allowing for efficient use of space and ease of installation.
The circuit breaker's robust design is complemented by a mechanical service life of 10,000 switching cycles, signifying its durability and long-term performance. It is classified under overvoltage category III, indicating its capability to handle transient overvoltages typically found in fixed installation environments.
With its instantaneous tripping characteristic, the Siemens 5SV3344-6 ensures rapid response to fault conditions, minimising the risk of damage and downtime. The device is also silicon-free, making it suitable for use in environments where silicon contamination must be avoided.
The 5SV3344-6 is a testament to Siemens' commitment to quality and innovation in electrical protection, offering a reliable solution for safeguarding against residual currents in a variety of applications across commercial and industrial settings.
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Frequently Asked Questions
What is the interrupt rate of this residual circuit breaker?
The interrupt rate of the Siemens residual circuit breaker is 0.8 kA.
Can you provide the dimensions of this circuit breaker?
Certainly, the dimensions are 90 x 72 x 70 mm.
What type of residual current does this breaker detect?
This breaker is designed to detect type A residual currents.
What is the tripping fault current rating for this device?
The tripping fault current rating is 30 mA.
What is the supply voltage rating for this circuit breaker?
The rated supply voltage for this circuit breaker is 400 V ac.
What is the product's degree of protection?
The degree of protection provided by the enclosure is IP20 when the distribution board is installed with connected conductors.
What is the mechanical service life of this circuit breaker?
The mechanical service life of the circuit breaker is typically 10,000 switching cycles.
What is the operating frequency for this device?
The operating frequency is 50 Hz.
What are the environmental operating conditions for this circuit breaker?
The ambient operating temperature range is from -25 °C to 45 °C, and for storage, it's from -40 °C to 75 °C.
How can this circuit breaker be mounted?
This circuit breaker is designed for DIN rail mounting, which is a standard type of installation on a DIN rail (REG).
What is the maximum connectable conductor cross-section for this device?
The maximum connectable conductor cross-section for both solid and stranded wires is 35 mm².
Is this circuit breaker silicon-free?
Yes, the circuit breaker is silicon-free.
