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Pilz
890220
Phase Sequence Monitoring Relay, PMDsrange, 550-690VAC, Phase Failure and Asymmetry Detection, DPDT, DIN Rail, IP40
$174.83$174.83 -
Pilz
837271
Phase Sequence Monitoring Relay, PMDsrange, 24VDC, 400/440VAC Measuring Voltage, Over/Undervoltage, SPDT, DIN Rail, IP40
$598.00$598.00 -
Pilz
890210
Phase Sequence Monitoring Relay, PMDsrange, 400-500VAC, Phase Failure and Asymmetry Detection, DPDT, DIN Rail, IP40
$174.83$174.83 -
Pilz
828050
Current Monitoring Relay, PMDsrange, 230-240VAC, 0.01-15A Measuring Current, 0.40-400Hz, SPDT, DIN Rail, IP40
$319.17$319.17 -
Pilz
890200
Phase Sequence Monitoring Relay, PMDsrange, 220-240VAC, Phase Failure and Asymmetry Detection, DPDT, DIN Rail, IP40
$174.83$174.83 -
Pilz
828035
Current Monitoring Relay, PMDsrange, 24-240VAC/24VDC, 0.01-50A Measuring Current, 0.40-400Hz, Polarity-Insensitive, SPDT, DIN Rail, IP40
$355.03$355.03 -
Wieland
R1.180.0360.0
Samos Basic Module, Programming by Switch, 8 Inputs, 4 Semiconductor-Outputs, 8 Functions, Off-Delay, 0-5S, 24VDC, Push-in-Terminals Pluggable
$333.33$333.33 -
Carlo Gavazzi
A82-30250
True RMS AC Current Transformer, 250 AAC Input, 4-20 mA DC (Sink) Output, Easy Interface to PLC or Setpoint Relays, Use with Monitoring Relay DUB01, PUB01, DUB71, DUC01 or PUC01.
$211.04$211.04 -
TELE Controls
E1ZMLA10 24-240VAC/DC
Load Changer (Pump Alternator) + Time Relay, 5 Functions, 7 Time Ranges, 24-240VAC/DC Supply Voltage, 1 Changeover Contact, 8A/250V C, 1.5 Watt, 17.5mm Width, 17.5 x 87 x 65mm, 35mm DIN Rail (Top Hat), Housing IP40, Terminals IP20
$60.29$60.29 -
TELE Controls
G4SR480V5A02CAA
Energy Sensor, 1 and 3 Phase Voltage, Current, Power, Power Factor and Energy Meter, Power Peak Detection, Frequency, Total Harmonic Distortion (THD) with Modbus RTU Interface, 12-48VDC Supply, 45 x 90 x 103mm, Industrial Design, eCap
$557.55$557.55 -
TELE Controls
E1YM480Y/277VS10
Monitoring Relay, Multifunction, Voltage Monitoring in 3 Phase Networks, Phase Failure Monitoring, Phase Sequence Monitoring Selectable, 208-480VAC Supply/Measuring Voltage, 1 Changeover Contact, 17.5mm Width, Installation Type, 17.5 x 87 x 65mm
$125.31$125.31 -
TELE Controls
E1PF480Y/277VSY10
Monitoring Relay, 3 Ph, 208-480VAC, Phase Sequence, Phase Failure, Asymmetry Monitoring, 1 Changeover Contact, Installation Design, 17.5 x 87 x 65mm
$103.35$103.35
Monitoring relays are protective devices that detect or monitor one or more of the following; phase sequence or failure, frequency, over/under voltage, level, power or current. Once an issue is detected the relay will trigger the proper action.