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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 3RP1525-1BP30 |
| Alternative Part Number | 3RP15251BP30 |
| Manufacturer | Siemens |
| Product Type | Timer Relay |
| Contact Configuration | 2 change-over contacts |
| Time Ranges | 15 time ranges from 0.05 seconds to 100 hours |
| Supply Voltage | 24 V AC/DC; 200 to 240 V AC |
| Mounting Type | Screw Mount; Snap-On Mount onto 35 mm standard mounting rail |
| Dimensions | 22.5 mm width x 91 mm depth x 102 mm height |
| Operating Temperature Range | -25 to +60 °C during operation |
| Storage Temperature Range | -40 to +85 °C during storage |
| Relative Humidity | 10 to 95 % during operation |
| Insulation Voltage | Rated at 300 V for overvoltage category III according to IEC 60664 with degree of pollution 3 |
| Test Voltage | 2 kV for isolation test |
| Surge Voltage Resistance | Rated value 4 000 V |
| Protection Class | IP20 |
| Vibration Resistance | According to IEC 60068-2-6, 10 to 55 Hz / 0.35 mm |
| Mechanical Service Life | Typically 10 million switching cycles |
| Electrical Endurance | Typically 100,000 switching cycles at AC-15 at 230 V |
| Control Supply Voltage Type | AC/DC |
| Control Supply Voltage Range | 24 V at 50/60 Hz; 200 to 240 V at 50/60 Hz |
| Terminal Type | Screw terminal |
| Contact Material | AgSnO2 |
| Installation Altitude | Up to 2,000 m above sea level |
The Siemens 3RP1525-1BP30 is a versatile and reliable timer relay designed for a wide range of industrial applications. This electronic timing relay is part of the SIRIUS product family, known for its quality and durability in demanding environments. The 3RP1525-1BP30 features two change-over contacts and offers 15 selectable time ranges from 0.05 seconds to 100 hours, catering to various timing requirements.
With a control supply voltage that accommodates both AC and DC inputs, this timer relay is suitable for 24 V AC/DC, as well as 200 to 240 V AC at 50/60 Hz, ensuring compatibility with different power systems. The inclusion of an LED provides clear indication of operational status, enhancing usability and monitoring.
The timer relay's screw terminals make installation and maintenance straightforward, while its compact dimensions (23 x 91 x 102 mm) allow for efficient use of space inside control panels. The device can be mounted using screw or snap-on methods onto a standard 35 mm mounting rail, offering flexibility in installation.
Designed with a robust AgSnO2 contact material, the 3RP1525-1BP30 ensures reliable switching performance and a long service life, with a mechanical service life of typically 10 million operating cycles and an electrical endurance of 100,000 cycles at AC-15 at 230 V.
This timer relay is suitable for a variety of timing functions, including ON-delay, and is engineered to withstand challenging industrial conditions, with an operational temperature range of -25 to +60 degrees Celsius and vibration resistance according to IEC 60068-2-6 standards.
The Siemens 3RP1525-1BP30 is a phased-out product, yet it remains a sought-after solution for those seeking a reliable and efficient timing control component in their automation systems.
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Frequently Asked Questions
What is the function of this timing relay?
The timing relay is an electronic device used to provide a delay function in a control circuit. It can delay the opening or closing of contacts, allowing for precise timing control in various applications such as starting motors, controlling pumps, or sequencing operations in automation systems.
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, making it versatile for installation in different setups.
What are the time setting ranges available on this relay?
This relay offers a wide range of time settings, from as short as 0.05 seconds up to 100 hours, providing flexibility for a variety of timing requirements.
What type of contacts does this relay have?
This relay is equipped with 2 change-over contacts, also known as double-throw contacts, which can be used to switch between two different control circuits.
What is the maximum operating altitude for this relay?
The relay is designed to operate at altitudes up to 2000 meters above sea level without derating, ensuring reliable performance in various geographical locations.
What are the ambient temperature limits for operating this relay?
The relay can operate within an ambient temperature range of -25 to +60 degrees Celsius, making it suitable for use in a wide range of environmental conditions.
What is the insulation voltage rating for this relay?
The insulation voltage rating for this relay is 300 V for overvoltage category III with a degree of pollution 3, ensuring safe operation under high-voltage conditions.
What is the thermal current rating for this relay?
The thermal current rating for this relay is 5 A, which is the maximum continuous current the relay can carry without overheating.
Is this relay suitable for use with both AC and DC control supply voltages?
Yes, this relay is designed to work with a control supply voltage of 24 V AC/DC, as well as 200 to 240 V AC, accommodating a variety of power supply configurations.
What is the protection class of this relay?
The relay has a protection class of IP20, indicating that it is protected against solid objects larger than 12.5 mm but not against water, making it suitable for indoor use in dry environments.
