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Specification & Description
The Siemens 3RP2505-1BW30 is a versatile and reliable timing relay designed to meet a wide range of timing control applications. This multifunctional device boasts 27 selectable functions and offers seven time ranges from 0.05 seconds up to 100 hours, providing flexibility for custom timing solutions. It operates with a control supply voltage range of 12 to 240 V AC/DC at 50/60 Hz, making it suitable for various electrical systems.
Constructed with two change-over contacts, the timing relay facilitates easy integration into existing setups. Its compact dimensions, 22.5 x 90 x 100 mm, ensure it fits neatly into control panels without occupying excessive space. The relay is engineered for snap-on mounting onto a 35 mm standard mounting rail, which simplifies installation and maintenance.
The 3RP2505-1BW30 is designed with user safety in mind, featuring finger-safe terminals and a protection class of IP20 to prevent direct contact with live components. It has a mechanical service life of approximately 10 million operating cycles and an electrical endurance of 100,000 cycles at AC-15 at 230 V, indicating a robust and durable construction that can withstand the demands of industrial environments.
With its LED indicator, users can easily monitor the relay's operational status, enhancing the convenience of system checks and diagnostics. The timing relay's precise control, with a relative setting accuracy of 5% relating to the full-scale value and a relative repeat accuracy of 1%, ensures consistent and reliable performance.
The Siemens 3RP2505-1BW30 timing relay is an essential component for applications requiring precise time management, such as in automation systems, process control, and machinery operations. Its multifunctionality and adaptability make it a valuable addition to any industrial control system.
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Frequently Asked Questions
What functions does this timing relay support?
The timing relay supports multifunctional capabilities with 27 different functions, catering to a variety of timing needs in control circuits.
Can this timing relay be mounted on a DIN rail?
Yes, it is designed for both screw and snap-on mounting onto a 35 mm standard mounting rail, allowing for easy installation in control panels.
What are the time range settings available on this relay?
The relay offers 7 time ranges, from as short as 0.05 seconds up to 100 hours, providing flexibility for different timing requirements.
Is the terminal of this relay removable?
Yes, it features a removable terminal for auxiliary and control circuits, which facilitates easy wiring and maintenance.
What is the maximum operating altitude for this relay?
The relay can operate at a maximum altitude of 2000 metres above sea level without derating.
What are the ambient temperature limits for the operation of this relay?
The relay is designed to operate within an ambient temperature range of -25 to +60 degrees Celsius, ensuring reliability across various environments.
What type of electrical connection does this relay use?
It utilises screw-type terminals for auxiliary and control current circuits, compatible with both solid and finely stranded conductors.
What is the insulation voltage rating for this relay?
The relay has an insulation voltage rating of 300 V for overvoltage category III with a degree of pollution 3, ensuring safe operation in industrial settings.
How does the timing relay indicate its operational status?
The relay is equipped with an LED indicator that provides visual confirmation of its operational status, aiding in diagnostics and monitoring.
What is the protection class of this timing relay?
The relay has a protection class of IP20, which provides a basic level of protection against solid objects.
