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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LZS:PT5A5L24 |
| Alternative Part Number | LZSPT5A5L24 |
| Manufacturer | Siemens |
| Product Type | Plug-in relay complete unit |
| Voltage Type | DC |
| Control Supply Voltage | 24 V |
| Operating Current at DC-13 | 4 A at 24 V |
| Operating Current at AC-15 | 4 A at 230 V |
| Number of Contacts | 4 CO contacts for auxiliary contacts |
| Switching Function | Monostable |
| Switching Behaviour | Changeover switch |
| Mechanical Service Life | Typical 30,000,000 switching cycles |
| Electrical Endurance | Typical 250,000 switching cycles at AC-15 at 230 V |
| Thermal Current | 6 A |
| Display Version | LED Yes |
| Protection Class | IP20 |
| Operating Frequency without Load | 36,000 1/h |
| Operating Frequency with Load | 360 1/h |
| Ambient Operating Temperature Range | -40 ... +70 °C during operation |
| Mounting Position | Any |
| Mounting Type | Snap-on mounting |
| Height | 72 mm |
| Width | 28 mm |
| Depth | 74 mm |
| Terminal Type | Screw-type terminals |
| Connectable Conductor Cross-Section | Solid: 1 ... 2.5 mm², Finely stranded with core end processing: 1 ... 1.5 mm² |
| Tightening Torque | 0.5 ... 0.7 N·m |
| Product Component | Plug-in socket included |
| Material of Switching Contacts | AgNi 90/10 |
| Commodity Code | 853641 |
The Siemens LZS:PT5A5L24 is a high-quality plug-in relay designed to offer reliable performance for a wide range of industrial applications. This complete unit features a DC 24V control supply voltage and comes equipped with a red LED module for clear status indication. The relay boasts a standard plug-in socket with screw terminals, ensuring a secure and straightforward installation process.
With a compact width of 28mm, height of 72mm, and depth of 74mm, the LZS:PT5A5L24 is an ideal choice for space-constrained environments. It offers four changeover contacts (CO contacts) that provide flexibility in managing various control tasks. The relay's contacts are made from durable AgNi 90/10 material, which is known for its excellent conductivity and resistance to wear.
The LZS:PT5A5L24 is designed with a monostable switching behavior and has an impressive mechanical service life of typically 30 million switching cycles, highlighting its robustness and longevity. The electrical endurance of the relay is equally impressive, with up to 250,000 switching cycles at AC-15 at 230V.
This relay is not only efficient but also user-friendly, with an operating frequency without load of 36,000 operations per hour and with load of 360 operations per hour. It has a quick closing delay of 15ms and an opening delay of 18ms, ensuring timely responses in control circuits.
The LZS:PT5A5L24 is designed for versatility and can be mounted in any position, thanks to its snap-on mounting feature. It is also designed to withstand a wide range of ambient temperatures, from -40 to +70°C during operation, making it suitable for various working environments.
Overall, the Siemens LZS:PT5A5L24 is a reliable and efficient choice for those seeking a high-performance plug-in relay for their industrial control systems.
Commonly Asked Questions
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Frequently Asked Questions
What type of relay is this?
This is a plug-in relay complete unit with a DC 24V control supply voltage and a red LED module for status indication. It features a standard plug-in socket with screw terminals and 3.5 mm pinning.
Can this relay be used with different types of connections?
Yes, the relay accommodates various types of connections. It can connect to solid or finely stranded conductors, with cross-sections ranging from 1x (1.0 ... 2.5 mm²) for solid wires and 1x (1.0 ... 1.5 mm²) for finely stranded wires, including AWG cables solid from 18 to 14 gauge.
What is the operating temperature range for this relay?
The operating temperature range for this relay is quite broad, spanning from -40 to +70 degrees Celsius, making it suitable for a variety of environmental conditions.
What is the mechanical service life of the relay?
The mechanical service life of the relay is typically around 30 million switching cycles, indicating a long-lasting performance under normal operating conditions.
What is the switching behaviour of this relay?
The relay has a monostable switching behaviour, meaning it will return to its default state once the actuating signal is removed.
How many changeover contacts does the relay have?
The relay is equipped with four changeover contacts, also known as CO contacts, for auxiliary purposes.
Is there any specific mounting position required for this relay?
The relay is designed for versatile mounting and can be positioned in any orientation, with a snap-on mounting method for easy installation.
What is the significance of the LED module on the relay?
The LED module provides a visual status display, with a red LED indicating the operational status of the relay, which is helpful for troubleshooting and monitoring purposes.
What is the thermal current rating for this relay?
The thermal current rating for the LZS:PT5A5L24 relay is 6 A, which refers to the maximum continuous current the relay can carry without overheating.
Does the relay have short-circuit protection?
While the relay itself does not have built-in short-circuit protection, it is recommended to use a fuse link rated at 6 A gG for short-circuit protection of the auxiliary switch.
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