The Fotek TSR-40DA is a three-phase DC-to-AC solid state relay rated for 40A, designed for industrial applications requiring high reliability and fast switching.

Technical Specifications

• Model: TSR-40DA
• Type: Three-phase solid state relay (SSR)
• Input Voltage: 4–32VDC (control signal)
• Output Voltage: 24–380VAC
• Rated Load Current: 40A
• Control Method: Zero-cross switching
• Dielectric Strength: >4KV
• Isolation Resistance: >100M at 500VDC
• Overheat Protection: Internal circuit activates at ~120°C
• Surge Protection: Withstands high surge current and voltage
• Certifications: Complies with EN60947-4-3 and EN60950 standards

 Key Features

• Solid-State Design: No mechanical contacts, ensuring longer life and silent operation
• Three-Phase Control: Suitable for high-power loads like motors, heaters, and industrial equipment
• Compact and Durable: Designed for panel mounting with robust insulation
• Fast Switching: Ideal for automation systems requiring rapid response