Siemens LZS PT78740 Relay Socket 4-Pole Screw Terminal Black

The Siemens LZS PT78740 is a high-quality relay socket designed for use with Siemens LZS series relays. It features 4 changeover contacts (4-pole) and screw terminal connections, ensuring reliable and secure wiring in industrial control applications. The socket is made from durable polyamide (PA) housing in black and supports both DIN rail and screw mounting for flexible installation.

Advantages

Robust construction with polyamide housing ensures long service life. Screw terminals with M3 screws provide secure connections for solid and fine-stranded wires up to 2.5 mm². Wide operating temperature range from -40 to +70 °C makes it suitable for demanding environments.

Suitable for

• Industrial control panels
• Automation systems
• Relay switching applications requiring 4-pole changeover contacts

Key specifications

• Product Type: Relay Socket
• Compatible Relay Series: Siemens LZS Series
• Number of Poles: 4 (changeover)
• Connection Method: Screw Terminals (M3)
• Number of Terminals: 14
• Rated Insulation Voltage: 250 V
• Rated Surge Voltage: 4 kV
• Rated Terminal Current: 6 A
• Mounting: 35 mm DIN Rail or Screw Mounting
• Housing Material: Polyamide (PA)
• Color: Black
• Wire Cross-Section (Solid): 0.5 - 2.5 mm²
• Wire Cross-Section (Fine-Stranded): 0.5 - 2.5 mm²
• Tightening Torque: 0.6 - 0.8 Nm
• Operating Temperature: -40 to +70 °C
• Storage Temperature: -40 to +85 °C

Recommendations

For optimal performance, use with Siemens LZS series relays and ensure proper tightening torque. Suitable for industrial environments where reliable switching is required.