The Siemens 3RV1321-1DC10 is a robust circuit breaker designed for starter protection, ensuring reliable operation and safety in a variety of industrial applications. This compact device, part of the SIRIUS product family, is engineered to handle a rated current of 3.2 A and offers a high breaking capacity of 100 kA at 400 V, making it suitable for demanding environments.
Crafted for versatility, the 3RV1321-1DC10 features a three-pole design for main current circuits and can operate with both AC and DC voltages, with a maximum operating voltage of 690 V. Its magnetic short-circuit release mechanism provides precise protection against overcurrent, enhancing the longevity of both the circuit breaker and the equipment it safeguards.
Installation is made simple with its screw and snap-on mounting options, allowing for secure attachment onto a 35 mm standard mounting rail according to DIN EN 50022. The circuit breaker's dimensions are meticulously designed to fit into tight spaces, with a width of 45 mm, height of 97 mm, and depth of 96 mm.
The 3RV1321-1DC10 is constructed with finger-safe terminals, offering additional protection during installation and maintenance. It is also designed to withstand challenging conditions, with an ambient operating temperature range of -20 to +60°C and a storage temperature range of -50 to +80°C. Its mechanical service life boasts an impressive 100,000 operating cycles, ensuring reliability and durability over time.
This circuit breaker does not include an auxiliary switch, undervoltage release mechanism, or trip indicator, but it does support the addition of an auxiliary switch if required. It is also designed to be free from phase disturbance and short-circuit to earth recognition, focusing on straightforward protection and ease of use.
The Siemens 3RV1321-1DC10 circuit breaker is a testament to Siemens' commitment to quality, reliability, and innovation, making it an essential component for industrial control and automation systems.