Measuring & Monitoring relays

Voltage Detectors are available for detecting undervoltage and overvoltages for AC or DC power. AC and DC Voltage Detection Relays that can be operated and reset are also available.

Measuring & Monitoring relays List

There are 29 products of Measuring & Monitoring relays.

Single-phase Current Relay

Our Value Design Products Increase the Value of Your Control Panels. Detect errors in motors and other equipment through current changes. Use in either overcurrent or undercurrent mode.

Single-phase Overcurrent/Undercurrent Relay

Our Value Design Products Increase the Value of Your Control Panels. Detect errors in motors and other equipment through current changes. Monitor for overcurrents and undercurrents simultaneously with one Relay.

Single-phase Voltage Relay

Our Value Design Products Increase the Value of Your Control Panels. Detect abnormal voltages applies to equipment to protect against equipment failure. Use in either overvoltage or undervoltage mode.

Single-phase Overvoltage/Undervoltage Relay

Our Value Design Products Increase the Value of Your Control Panels. Detect abnormal voltages applies to equipment to protect against equipment failure. Monitor for overvoltages and undervoltages simultaneously with one Relay.

Phase-sequence Phase-loss Relay

Our Value Design Products Increase the Value of Your Control Panels. Protect motors and other equipment from unstable voltages in the power supply system. Protect motors and other equipment by detecting phase sequence and phase loss for three-phase power supplies.

Three-phase Voltage and Phase-sequence Phase-loss Relay

Our Value Design Products Increase the Value of Your Control Panels. Protect motors and other equipment from unstable voltages in the power supply system. Protect motors and other equipment by detecting overvoltages, undervoltages, phase sequence, and phase loss for three-phase power supplies.

Three-phase Voltage, Asymmetry, and Phase-sequence Phase-loss Relay

Our Value Design Products Increase the Value of Your Control Panels. Protect motors and other equipment from unstable voltages in the power supply system. Detect overvoltages, undervoltages, voltage asymmetry, phase sequence, and phase loss for three-phase power supplies.

Temperature Monitoring Relay

Our Value Design Products Increase the Value of Your Control Panels. Ideal to prevent heater overheating. Self-latching output to contribute to safe equipment operation.

Conductive Level Controller

Our Value Design Products Increase the Value of Your Control Panels. Ideal for water level control. Sensitivity adjustment and timer for easy usage.

Single-phase Current Relay

Ideal for Current Monitoring for Industrial Facilities and Equipment. Monitor for overcurrents or undercurrents.

Single-phase Overcurrent/Undercurrent Relay

Ideal for Current Monitoring for Industrial Facilities and Equipment. Monitor for overcurrents and undercurrents simultaneously.

Single-phase Voltage Relay

Ideal for Voltage Monitoring for Industrial Facilities and Equipment. Monitor for overcurrents or undercurrents.

Single-phase Overvoltage/Undervoltage Relay

Ideal for Voltage Monitoring for Industrial Facilities and Equipment. Monitor for overcurrents and undercurrents simultaneously.

Phase-sequence Phase-loss Relay

Three-phase Phase-sequence Phase-loss Relay Using Voltage Detection Method. 22.5 mm (W). Two SPDT output relays

Phase-sequence Phase-loss Relay

Three-phase Phase-sequence Phase-loss Relay Using Voltage Detection Method. 17.5 mm (W). One SPDT output relays

Three-phase Voltage and Phase-sequence Phase-loss Relay

Ideal for Monitoring 3-phase Power Supplies for Industrial Facilities and Equipment. 22.5 mm (W). Two SPDT output relays

Three-phase Voltage and Phase-sequence Phase-loss Relay

Ideal for Monitoring 3-phase Power Supplies for Industrial Facilities and Equipment. 17.5 mm (W). One SPDT output relays

Three-phase Asymmetry and Phase-sequence Phase-loss Relay

Ideal for 3-phase Voltage Asymmetry Monitoring for Industrial Facilities and Equipment. 22.5 mm (W). One SPDT output relays

Three-phase Asymmetry and Phase-sequence Phase-loss Relay

Ideal for 3-phase Voltage Asymmetry Monitoring for Industrial Facilities and Equipment. 17.5 mm (W). One SPDT output relays

Three-phase Voltage Relay

Ideal for Monitoring 3-phase Power Supplies for Industrial Facilities and Equipment. 22.5 mm (W). Two SPDT output relays

Three-phase Undervoltage and Phase-sequence Phase-loss Relay

Ideal for Monitoring 3-phase Power Supplies for Industrial Facilities and Equipment. 17.5 mm (W). One SPDT output relays

Three-phase Voltage, Asymmetry, and Phase-sequence Phase-loss Relay

Ideal for Monitoring 3-phase Power Supplies for Industrial Facilities and Equipment. 17.5 mm (W). One SPDT output relays

Thermistor Motor Protection Relay

Monitor Temperature Rise through Internal Motor Loss

Conductive Level Controller

Ideal for Liquid Level Control in Industrial Facilities and Equipment.

Temperature Monitoring Relay

Compact and Slim Relay Ideal for Temperature Alarms and Monitoring

Motor Protective Relay

Solid-state Relay Enables Choice of Three Operating Functions (Overcurrent, Openphase,and Reverse-phase)

Motor Protective Relay

SE

Solid-state Relay Provides Three Operating Functions in a Compact Package

Current Sensor

SAO

Solid-state, Plug-in Current Sensor

Reverse Protection Relay

Uses Voltage Detection to Determine Reverse Revolution of Three-phase Motor