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Specification & Description
| Specification | Description |
|---|---|
| Part Number | LZS:PT5B5L24 |
| Alternative Part Number | LZSPT5B5L24 |
| Manufacturer | Siemens |
| Product Type | Plug-in Relay Complete Unit |
| Voltage Type | DC |
| Control Supply Voltage (Rated) | 24 V |
| Control Supply Voltage (Min-Max) | 24 V - 24 V |
| Number of Changeover Contacts | 4 |
| Operating Current (at DC-13, 24 V) | 6 A |
| Operating Current (at AC-15, 230 V) | 4 A |
| Switching Function | Changeover Switch |
| Switching Behaviour | Monostable |
| Electrical Connection | Screw-type Terminals |
| Relay Operating Mechanism | Poled |
| Jumper Socket | Yes |
| Width | 28 mm |
| Height | 79 mm |
| Depth | 77 mm |
| Mechanical Service Life | Typically 30,000,000 Switching Cycles |
| Electrical Endurance | Typically 250,000 Switching Cycles at AC-15, 230 V |
| Thermal Current | 6 A |
| Operating Frequency without Load | 360 1/h |
| Operating Frequency with Load | 36,000 1/h |
| Protection Class | IP20 |
| Ambient Operating Temperature | -40 to +70 °C |
| Design | LED Module Red, Socket with Logic Isolation, Screw Terminal with 3.5 mm Pinning |
| Approvals | General Product Approval, Declaration of Conformity, Other Confirmations (as per datasheet) |
The Siemens LZS:PT5B5L24 is a robust plug-in relay complete unit designed to offer reliable switching capabilities for a variety of industrial applications. This component operates with a DC control supply voltage of 24V and features four changeover contacts, making it versatile for use in complex circuit configurations. The relay is equipped with a red LED module, providing clear indication of its operational status, and comes with a socket that includes logic isolation and screw terminals for secure and straightforward installation.
With a compact design, the LZS:PT5B5L24 has dimensions of 28mm in width, 79mm in height, and 77mm in depth, allowing for efficient use of space within control panels. The mechanical design is poled, and the switching function is monostable, ensuring consistent performance. The relay's electrical connection is facilitated by screw-type terminals, supporting a range of conductor cross-sections for flexible wiring options.
Engineered for durability, the LZS:PT5B5L24 boasts a mechanical service life of approximately 30 million switching cycles and an electrical endurance at AC-15 at 230V of around 250,000 cycles. This relay is designed to handle an operating current of up to 4A at DC-13 at 24V, and it also meets the necessary approvals and conforms to industry standards.
Ideal for a wide array of industrial control systems, the Siemens LZS:PT5B5L24 is a reliable choice for professionals seeking a high-quality coupling relay that combines functionality with ease of use.
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Frequently Asked Questions
What type of voltage does this relay unit support?
The relay unit is designed for a DC control supply voltage, with both the minimum and maximum rated values being 24V.
Can you describe the switching function design of this relay?
The relay features a changeover switch design, which allows it to switch the current between two different circuits.
What is the operating current capacity of the auxiliary contacts at DC-13 and AC-15?
At DC-13, the operating current of the auxiliary contacts is 4A at 24V, and at AC-15, it is also 4A at 230V.
What are the dimensions of this relay unit?
The unit has a width of 28mm, a height of 79mm, and a depth of 77mm.
Is there a specific orientation required for mounting this relay?
The relay can be mounted in any position, offering flexibility in installation.
What type of terminals does this relay have for electrical connections?
This relay is equipped with screw-type terminals for secure and reliable electrical connections.
Does the relay have a status display feature?
Yes, the relay includes a red LED module that serves as a status display.
What is the mechanical service life of the relay?
The mechanical service life of the relay is typically around 30 million switching cycles, indicating its durability.
What is the thermal current rating for this relay?
The thermal current rating for the relay is 6A.
Are there any specific environmental conditions to consider when using this relay?
The relay is designed to operate within an ambient temperature range of -40 to +70°C, making it suitable for a variety of environmental conditions.
