Omron Voltage Monitoring Relay, 3 Phase, SPDT

The Omron K8AK series monitoring relays are expertly designed for accurate and reliable monitoring for industrial facilities and equipment.
The K8AK-PW/PM monitoring relays are designed to bear greater resistance to inverter noise, suitable for monitoring 3-phase power supplies.
The K8AK-PH relays are ideal for preventing issues with motor operation and assisting phase loss detection.
The K8AK-PA relays are suitable for 3-phase voltage asymmetry monitoring.

This monitoring relay is designed for voltage monitoring in industrial applications. Compact in size, measuring 22.5x90x100mm, it ensures effective monitoring of three-phase power supplies with configurations for both three-wire and four-wire systems. It aids in protecting equipment by detecting overvoltages and undervoltages efficiently.

• Monitors 3-phase power supplies for improved operational reliability
• Uses two SPDT output relays for clear status indication
• Offers a wide operating temperature range of -20 to +60°C
• Screw terminal design facilitates wiring and maintenance
• Adjustable operating time allows for customised response times
• Integrated LED indicators provide quick visual status checks

• Suitable for voltage monitoring in industrial facilities
• Protects electrical equipment against undervoltage
• Ideal for requiring inverter noise resistance
• Operates effectively in diverse environments with high temperature demands

Yes, it effectively monitors both for three-phase systems.

Yes, it operates effectively within a temperature range of -20 to +60°C.

Yes, it includes LED indicators to display relay operation status.

Yes, it allows for switchable voltage specifications via DIP switches.

Yes, it features screw terminals for straightforward wiring and maintenance.

EN 60947-5-1, UL 508, IP 20