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$187.20$187.20 -
TELE Controls
E1PF480Y/277VSY01
Monitoring Relay, 208-480VAC, Phase Sequence, Phase Failure, Asymmetry Monitoring, 1 Changeover Contact, Installation Design, -25 to +70C, Terminals IP20, Housing IP40, 17.5 x 87 x 65mm
$57.50$57.50 -
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
$88.08$88.08 -
TELE Controls
E1YM400VS10
Monitoring Relay, 400VAC, Voltage Monitoring in 1 and 3 Phase Networks, 400V, Multifunctional, 1 Changeover Contact, Installation Design, -25 to +70C, Terminals IP20, Housing IP40, 17.5 x 87 x 65mm
$106.78$106.78 -
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
$92.54$92.54 -
Available Now! 
Available Now!Carlo Gavazzi
E83-2050
Monitoring Relay, Transformer, 0-50AAC, DIN Rail or Screw Mount
$163.20$163.20 -
TELE Controls
G2FW400VL20 24-240VAC/DC
Monitoring Relay, Under/Over Frequency Monitoring, 110-400VAC Measuring Voltage, for 50/60Hz Networks, Voltage Failure Detection, 24-240VAC Supply, Fault Memory Selectable, 2 Changeover Contacts, 22.5 x 90 x 108mm, IP20, Industrial Design
$400.81$400.81 -
TELE Controls
G2IM10AL20 24-240VAC/DC
Monitoring Relay, Current Monitoring 1 Phase AC/DC, Multifunction, 3 Measuring Ranges (100mA-1A-10A), Fault Memory, 24-240VAC/DC Supply, 2 Changeover Contacts, 22.5 x 18 x 90mm, IP20, Industrial Design, 10 Piece Minimum Order, Price per Piece
$200.33$200.33 -
TELE Controls
G2IM5AL20 24-240VAC/DC
Monitoring Relay, Current Monitoring 1-Phase AC/DC with Delayed Pick-Up, Multifunction, 3 Measuring Ranges (20mA-1A-5A), Fault Memory, 24-240VAC/DC Supply, 2 Changeover Contacts, 22.5 x 90 x 108mm, IP20, Industrial Design
$186.97$186.97 -
TELE Controls
G2PF400VS02
Monitoring Relay, Phase Sequence/Failure, Asymmetry Monitoring (Reverse Voltage Detection), 3x 400V Measuring/Supply, 2 Changeover Contacts, 22.5 x 18 x 90mm, IP20, Industrial Design
$133.51$133.51 -
TELE Controls
G2PM230VSY20 24-240V
Monitoring Relay, Multifunction, Voltage Monitoring 3-Phase, Phase Failure, Phase Sequence and Asymmetry Monitoring Switchable, 3x 230/132VAC Measuring, 24-240VAC/DC Supply, 2 Changeover Contacts, 22.5 x 90 x 108mm, IP20, Industrial Design
$160.25$160.25 -
TELE Controls
G2PM400VSY20 24-240VAC/DC
Monitoring Relay, Multifunction, Voltage Monitoring 3-Phase, Phase Failure Monitoring, Phase Sequence + Asymmetry Monitoring Switchable, 3x 400/230VAC Measuring, 24-240VAC/DC Supply, 2 Changeover Contacts, 22.5 x 90 x 108mm, IP20, Industrial Design
$160.25$160.25
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.