Product Description
Telemecanique XPSAC3421 Safety Relay Module
The Telemecanique Preventa XPSAC3421 is a robust safety relay module designed for monitoring emergency stop circuits and ensuring the safe operation of machinery. Engineered for reliability, this module operates on a 115V AC supply and provides a rapid response time of 100ms or less to immediately halt hazardous processes. It features status indicators for relays K1/K2 and fuse monitoring to simplify diagnostics and maintenance. Compliant with key international safety standards like IEC 60947-5-1, the XPSAC3421 is a trusted component for implementing safety functions in industrial control systems, safeguarding both personnel and equipment.
Technical Specifications:
- Model: XPSAC3421
- Supply Voltage: 115V AC 50/60 Hz (+15%/-15%)
- Response Time: <= 100ms
- Output Rating (AC-15): C300 (1800VA inrush, 180VA make/break)
- Output Rating (DC-13): 24V / 2A (L/R = 50ms)
- Total Thermal Current (Ith): <= 10.5A
- Standards Compliance: IEC 60947-5-1, UL, CSA

Telemecanique XPSAC3421 Safety Relay Module
Discover the Telemecanique XPSAC3421 Preventa safety relay module. This 115V AC unit provides reliable monitoring for emergency stop circuits, ensuring machine safety with a fast response time and compliance with IEC 60947-5-1 standards.







