TRICONEX 3674 safety relay module

The Triconex 3674 is a safety relay module from the Triconex (now part of Schneider Electric) safety instrumented system (SIS) product line. Below are the typical technical parameters for the Triconex 3674 relay module:

Key Technical Specifications:

1. Type:

• • Safety Relay Module (Electromechanical Relay Output)

2. Number of Channels:

• • Typically 4 relay outputs (configurable for safety applications).

3. Relay Contact Ratings:

• • Voltage Rating: Up to 250V AC/DC
  • Current Rating: Up to 5A (resistive load)
  • Contact Type: Form-C (SPDT – Single Pole Double Throw)

4. Switching Capacity:

• • AC Loads: 5A @ 250V AC
  • DC Loads: 5A @ 30V DC

5. Response Time:

• • Typically <10ms (depends on configuration and load).

6. Isolation Voltage:

• • 1500V AC (between coil and contacts)

7. Power Supply:

• • Typically 24V DC (varies based on system configuration).

8. Certifications & Compliance:

• • IEC 61508 (Functional Safety)
  • TÜV, SIL 3 (Suitable for Safety Integrity Level 3 applications)
  • CE, UL, ATEX (depending on model variant)

9. Environmental Conditions:

• • Operating Temperature: -40°C to +70°C
  • Storage Temperature: -40°C to +85°C
  • Humidity: 5% to 95% (non-condensing)

10. Mechanical & Connection:

• • Mounting: DIN rail or panel-mounted
  • Termination: Screw terminals

Typical Applications:

• Emergency Shutdown Systems (ESD)
• Fire & Gas Safety Systems (FGS)
• Burner Management Systems (BMS)
• High-reliability industrial automation