AP221 1Ph Supply Monitoring Relay

Data Sheet

General Specifications

Features

• DIN rail mount.
• Fail-to-safe design.
• Combined overvoltage and undervoltage monitoring.
• Monitoring of own supply voltage (single phase).
• Separately adjustable setpoints: over-voltage, (5 to 20%) and, under-voltage (-5 to -20%).
• Separately adjustable response times on trip & recovery (0.1 to 10 seconds).
• Fixed hysteresis: 2%.
• Adjustable start-up delay for disabling latching 0.1 to 10 sec.
• Selectable latching (ie manual or auto reset).
• LED indication of Relay ON and fault type.
• 5A DPDT relay output.
• Supersedes P220P