Monitoring relays  (1,168 offers of 6,202,147 product items)

Monitoring relay for monitoring 1-phase voltages of 0...300 V AC/DC, undervoltage, supply voltage can be selected using power module, 1 PDT

Monitoring relay for monitoring single-phase currents of 0 ... 5 A AC or 0 ... 10 A AC, overcurrent/undercurrent or window, 1 PDT, with push-in connection

Monitoring relay for monitoring 1-phase voltages of 0...300 V AC/DC, overvoltage/undervoltage or window, error memory, wide-range power supply unit, 2 PDTs

K8DT-VS Single Phase Under/Over Voltage Relay. Omron K8DT-VS single phase voltage monitor relay detects abnormal voltages applies to equipment to protect against equipment failure. Can be used in e...

Monitoring relay for monitoring phase sequence, phase failure, and asymmetry for 208 V AC ... 690 V AC from 3-phase voltages, 2 PDTs, with screw connection

Monitoring relay for monitoring 3-phase voltages of 280...520 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, wide-range power supply unit, 2 PDTs

SCK measuring module for monitoring photovoltaic systems, 1 x voltage measurement up to 1500 V DC, 1 x analog output (2 .. 10 V)

K8DT-VW Single Phase Under/Over Voltage Relay. Omron K8DT-VW single phase voltage monitor relay detects abnormal voltages applies to equipment to protect against equipment failure. Can be used in e...

Absolute Maximum Current Measurement = 20A Absolute Maximum Power Measurement = 12kW Number of Phases = 1 Maximum Voltage = 600V Model Number p = R&S NPA701

Rohde & Schwarz Power Quality AnalyserThe Rohde & Schwarz Power analyser is the first compact tester for AC/DC load and standby current characterisation to enable measurements without extra require...

Monitoring relay for monitoring 3-phase voltages of 280...520 V AC, window, without neutral conductor connection, supply voltage can be selected using power module, 1 PDT

RS PRO 3-Phase Under/Overvoltage RelayThe RS PRO 3-Phase voltage relay is used for connecting to a 3-wire or 4-wire supply. The relay is designed to monitor its own supply and in conjunction with a...

Absolute Maximum Current Measurement = 20A Absolute Maximum Power Measurement = 12kW Number of Phases = 1 Maximum Voltage = 600V Model Number p = R&S NPA501

Monitoring Relays

The compact electronic alarm annunciator monitors analog and digital values via the mobile network. It also switches relay outputs remotely. The device offers numerous helpful software functions, s...