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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RP2525-1BW30 |
| Alternative Part Number | 3RP25251BW30 |
| Manufacturer | Siemens |
| Timing Ranges | 0.05 seconds to 100 hours |
| Control Supply Voltage (AC) | 12 to 240 V at 50/60 Hz |
| Control Supply Voltage (DC) | 12 to 240 V |
| Operating Frequency with Contactor | Maximum 5,000 operations per hour |
| Contact Configuration | 2 change-over (CO) contacts |
| Operating Current at AC-15 | 3 A at 24 V, 3 A at 250 V |
| Operating Current at DC-13 | 1 A at 24 V, 0.2 A at 125 V, 0.1 A at 250 V |
| Contact Material | AgSnO2 |
| Mechanical Service Life | Typical 10,000,000 switching cycles |
| Electrical Endurance | Typical 100,000 switching cycles at AC-15 at 230 V |
| Ambient Temperature Operation | -25 to +60 °C |
| Ambient Temperature Storage | -40 to +85 °C |
| Relative Humidity | 10 to 95% during operation |
| Installation Altitude | Up to 2,000 meters above sea level |
| Protection Class | IP20 |
| Dimensions (H x W x D) | 100 mm x 22.5 mm x 90 mm |
| Mounting Type | Screw and snap-on mounting onto 35 mm standard mounting rail |
| Insulation Voltage | Rated value for overvoltage category III according to IEC 60664 with degree of pollution 3: 300 V |
| Surge Voltage Resistance | Rated value 4,000 V |
| Shock Resistance | According to IEC 60068-2-27: 11g / 15 ms |
| Vibration Resistance | According to IEC 60068-2-6: 10 to 55 Hz / 0.35 mm |
The Siemens 3RP2525-1BW30 is a versatile and reliable timing relay designed for a wide range of industrial applications. This electronic on-delay relay features two change-over contacts and offers seven time ranges from 0.05 seconds to 100 hours, catering to various timing requirements. It operates with a control supply voltage of 12 to 240 V AC/DC at 50/60 Hz AC, ensuring compatibility with different power systems.
Constructed with a focus on durability, the 3RP2525-1BW30 boasts a mechanical service life of typically 10 million switching cycles, and an electrical endurance of 100,000 cycles at AC-15 at 230 V, highlighting its robustness for continuous use. The relay's thermal current is rated at 5 A, and it features a recovery time of 250 ms, ensuring quick response times for your operations.
The compact design, with dimensions of 22.5 x 91.6 x 100 mm, allows for efficient use of space in control panels. It can be mounted in any position and is designed for easy screw and snap-on mounting onto a 35 mm standard mounting rail, facilitating straightforward installation and maintenance.
With an insulation voltage rated at 300 V for overvoltage category III and a test voltage for isolation at 2.5 kV, the 3RP2525-1BW30 is built to withstand challenging industrial environments. It also has a protection class of IP20 and is finger-safe, providing basic insulation and enhancing safety during operation.
The timing relay is equipped with screw-type terminals for secure and reliable connections, accommodating a range of conductor cross-sections both solid and finely stranded. Its ambient operating temperature range of -25 to +60 °C and storage temperature range of -40 to +85 °C ensure stable performance across various environmental conditions.
Overall, the Siemens 3RP2525-1BW30 timing relay is an essential component for precise timing control in industrial automation systems, offering reliability, flexibility, and ease of use for engineers and technicians.
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Frequently Asked Questions
What are the voltage specifications for this timing relay?
The timing relay operates on a control supply voltage of 12 to 240 V ac/dc, suitable for a wide range of applications.
Can this timing relay be used in different temperature conditions?
Yes, it is designed for operation in ambient temperatures ranging from -25 to +60 degrees Celsius, making it versatile for various environments.
What is the time setting range available on this relay?
The relay offers a flexible time setting range from 0.05 seconds up to 100 hours, catering to a broad spectrum of timing requirements.
How many switching cycles can this timing relay endure mechanically?
This relay boasts a mechanical service life of typically 10 million switching cycles, ensuring longevity and reliability in its performance.
What is the size of this timing relay?
The dimensions of the relay are 22.5 x 91.6 x 100 mm, making it compact and suitable for standard mounting rails.
What type of contacts does this timing relay have?
It is equipped with 2 change-over (CO) contacts, providing flexibility in switching operations.
Is there any indication available to show the relay is active?
Yes, the relay includes an LED indicator to visually signify its operational status.
What is the maximum installation altitude for this relay?
The relay can be installed at altitudes up to 2000 metres above sea level without derating.
What is the insulation voltage rating for this relay?
The insulation voltage rating for the relay is 300 V, suitable for overvoltage category III environments.
What is the protection class of this timing relay?
The relay has a protection class of IP20, providing a basic level of protection against solid objects.
