Finder Series 77 Solid State Relay, 50 A, 660 V AC, 24 V DC Control, Instantaneous Switching 77C290248671

The Finder Series 77 solid state relay stands out with its instantaneous switching capability, making it ideal for applications requiring rapid response without zero-cross synchronization. Rated for 50 A and 660 V AC, it handles high-power loads with a compact panel-mount design.

Highlights

• 50 A rated output current for demanding AC loads
• Wide control voltage: 24 V DC
• Instantaneous (random) switching for fast response
• High isolation voltage: 4 kV AC between input and output
• Self-extinguishing plastic housing for safety

In daily use

This relay provides reliable switching for industrial heating, lighting, and motor control. Its panel-mount form factor simplifies installation, while the wide operating temperature range (-20 to +60 °C) ensures performance in various environments. With a surge current rating of 500 A, it withstands short-term overloads.

Full specifications

• Product type: Solid State Relay
• Switching principle: Instantaneous switching
• Rated output current: 50 A
• Max. switching voltage: 660 V AC
• Control voltage: 24 V DC
• Output configuration: 1 NO
• Mounting type: Panel mount
• Operating temperature: -20 to +60 °C
• Isolation voltage: 4 kV AC
• Surge current (10 ms): 500 A
• Voltage drop: < 1.2 V
• Leakage current: < 10 mA
• Housing material: Self-extinguishing plastic
• Series: Finder 77

Final note

With its robust design and high switching capacity, the Finder 77C290248671 is a dependable choice for industrial automation.