SSR-75DA – 75A Solid State Relay

Control Voltage: 3–32V DC Load Voltage: 24–380V AC Load Current: 75A
Mounting: Panel mount Switching Type: Zero-crossing

Key Specifications:

• Input Current: ≤12mA
• Turn-on Voltage: ≥2.8V DC
• Turn-off Voltage: ≤1.5V DC
• Output Type: TRIAC (AC switching)
• Leakage Current (off-state): ≤2mA
• Voltage Drop (on-state): ≤1.5V AC
• Switching Time: ≤10ms
• Dielectric Strength:
• Input to Output: ≥4000V
• Input/Output to Base: ≥2500V
• Operating Temperature: -40°C to +80°C
• Dimensions: 62 × 45 × 22.5 mm
• Housing Material: Flame-retardant ABS (UL94V-0)
• Certifications: CE, RoHS compliant

Features:

• Optical isolation between input and output
• LED indicator for ON status
• Zero-crossing switching for reduced electrical noise
• Silent, contactless operation
• Requires heatsink for loads above 10A

Applications:

• PID temperature controllers (e.g., REX-C100/C700/C900)
• Heating elements and ovens
• Lighting and HVAC systems
• Motor control (up to 3HP)
• Industrial automation panels