Siemens SIRIUS LZX:PT370024 Plug-in Relay 24V DC 3CO 10A

Automation engineers and panel builders use the Siemens LZX:PT370024 plug-in relay to switch moderate power loads in industrial control cabinets. This 3-pole changeover relay with a 24 V DC coil handles up to 10 A per contact, making it suitable for motor contactors, solenoid valves, and signal multiplication tasks.

Key specifications

• Coil voltage: 24 V DC
• Contact configuration: 3 CO (3PDT)
• Rated switching current: 10 A
• Rated switching voltage: 250 V AC / 24 V DC
• Coil power consumption: 0.9 W
• Contact material: AgNi
• Electrical endurance: 100,000 cycles at rated load
• Mechanical endurance: 30,000,000 cycles
• Operating temperature: -40 to +70 °C
• Mounting: plug-in for relay socket

Why choose it

The LZX:PT370024 belongs to the SIRIUS LZX relay family, known for reliable switching in industrial environments. Its 3 CO contacts provide flexibility for control and signaling circuits, while the plug-in design allows quick replacement without rewiring.

Ideal use cases

• Interposing relay between PLC outputs and field devices
• Switching of small motors, heaters, or lighting loads
• Signal multiplication and isolation in control panels

Good to know

The relay is designed for use with a suitable socket (not included). It is rated for a wide temperature range, making it suitable for harsh environments. Approvals include UL, CSA, VDE, and CE.