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  Monitoring Relays (44 items)

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Carlo Gavazzi Phase Monitoring Relay, 3 Phase, SPDT, 177 → 550V ac, DIN Rail / 8577662 (3 offers) 
Over Voltage - Over Current Monitoring Relay. Monitoring relays from Carlo Gavazzi can also be used as 1-phase or 3- phase over current monitoring relays when connected with MI or MP current transf...
Carlo Gavazzi
DPA51CM44
from £ 40.99*
per piece
 
 piece
Carlo Gavazzi Current Monitoring Relay, 1 Phase, SPST, DIN Rail / 8577072 (2 offers) 
Carlo Gavazzi Over Current Monitor. Small current monitoring relay combined with built-in current transformer with a solid state output. Easily installed via a 2 wire connection. 12mm hole allows f...
Carlo Gavazzi
DIA53S72450A
from £ 42.16*
per piece
 
 piece
Carlo Gavazzi Current Monitoring Relay, 1 Phase, SPST, DIN Rail / 8577075 (2 offers) 
Carlo Gavazzi Over Current Monitor. Small current monitoring relay combined with built-in current transformer with a solid state output. Easily installed via a 2 wire connection. 12mm hole allows f...
Carlo Gavazzi
DIA53S72420A
from £ 45.35*
per piece
 
 piece
Carlo Gavazzi Voltage Monitoring Relay, SPDT, 8 → 28V dc, DIN Rail / 8593027 (3 offers) 
DUA52 DC Under Voltage Relays. Carlo Gavazzi DUA52 series DC under voltage monitoring relay that measure its own power supply. The DUA52 can monitor two separate measuring ranges of 8-28 V dc and 3...
Carlo Gavazzi
DUA52C724
from £ 57.08*
per piece
 
 piece
Carlo Gavazzi Thermistor Motor Protection Monitoring Relay, SPDT, DIN Rail / 2098594 (3 offers) 
The Carlo Gavazzi motor thermistor relay can monitor up to 6 motor temperatures through the motor internal temperature. It features 1 output, AUTO reset and no TEST switch. The bi-colour front LED,...
Carlo Gavazzi
DTA71CM24
from £ 58.28*
per piece
 
 piece
Carlo Gavazzi Thermistor Motor Protection Monitoring Relay, SPDT, DIN Rail / 2098595 (3 offers) 
The Carlo Gavazzi motor thermistor relay can monitor up to 6 motor temperatures through the motor internal temperature. It features 2 outputs, the TEST switch and the local or remote manual RESET. ...
Carlo Gavazzi
DTA72DM24
from £ 63.10*
per piece
 
 piece
Carlo Gavazzi Thermistor Motor Protection Monitoring Relay, SPST, DIN Rail / 2010821 (2 offers) 
The Carlo Gavazzi DTA04 is a motor thermistor monitoring relay. It detects when one or more motor windings are exceeding the maximum operating winding temperature.Equipped with 2 outputs which oper...
Carlo Gavazzi
DTA04DM24
from £ 63.46*
per piece
 
 piece
Carlo Gavazzi Phase, Voltage Monitoring Relay, 3, 3+N Phase, SPDT, 177 → 550V ac, DIN Rail / 2010820 (2 offers) 
The Carlo Gavazzi DPB51 is a 3-phase or 3-phase+neutral line voltage monitoring relay for phase sequence, phase loss, over and under voltage with built-in time delay function.Detects when all 3 pha...
Carlo Gavazzi
DPB51CM44
from £ 63.89*
per piece
 
 piece
Carlo Gavazzi Phase, Voltage Monitoring Relay, 3 Phase, SPDT, 177 → 475V ac, DIN Rail / 8577416 (3 offers) 
DPA01/PPA01 Monitoring Relay. Carlo Gavazzi DPA01 and PPA01 series three-phase relay for detection of incorrect phase sequence, total and partial phase loss. The relays have a wide supply voltage r...
Carlo Gavazzi
PPA01CM44
from £ 63.94*
per piece
 
 piece
Carlo Gavazzi Current, Voltage Monitoring Relay, SPDT, 0.4 → 500 V ac, 2 → 500V dc, DIN Rail / 7271256 (3 offers) 
Over Voltage - Over Current Monitoring Relay. Monitoring relays from Carlo Gavazzi can also be used as 1-phase or 3- phase over current monitoring relays when connected with MI or MP current transf...
Carlo Gavazzi
PUA01CB23500V
from £ 67.03*
per piece
 
 piece
Carlo Gavazzi Current, Voltage Monitoring Relay, 1 Phase, SPDT, 0.4 → 4 V ac, 2 → 20V ac/dc, DIN Rail / 8577167 (2 offers) 
Over Voltage - Over Current Monitoring Relay. Monitoring relays from Carlo Gavazzi can also be used as 1-phase or 3- phase over current monitoring relays when connected with MI or MP current transf...
Carlo Gavazzi
DUA01CB23500V
from £ 67.54*
per piece
 
 piece
Carlo Gavazzi Phase, Voltage Monitoring Relay, 3 Phase, SPDT, 177 → 550V ac, DIN Rail / 8577680 (3 offers) 
Over Voltage - Over Current Monitoring Relay. Monitoring relays from Carlo Gavazzi can also be used as 1-phase or 3- phase over current monitoring relays when connected with MI or MP current transf...
Carlo Gavazzi
DPA01CM44
from £ 73.36*
per piece
 
 piece
Carlo Gavazzi Current Monitoring Relay, 1 Phase, SPDT, DIN Rail / 2010819 (2 offers) 
The Carlo Gavazzi DIA01 precise AC/DC over current monitoring relay owing to the built-in latch function, the ON-position of the relay output can be maintained.Current measured through internal shu...
Carlo Gavazzi
DIA01CB235A
from £ 78.72*
per piece
 
 piece
Carlo Gavazzi Current Monitoring Relay, 1 Phase, SPDT / 2565068 (3 offers) 
Carlo Gavazzi Relay Accessories. Accessories designed for use with Various Carlo Gavazzi relay series such as Octal bases for DIN mounting
Carlo Gavazzi
PIA01CB235A
from £ 79.03*
per piece
 
 piece
Carlo Gavazzi Current Monitoring Relay, 1 Phase, SPDT, Maximum of 4 V ac, 150 mV ac/dc, Plug In / 8577185 (2 offers) 
Over Voltage - Over Current Monitoring Relay. Monitoring relays from Carlo Gavazzi can also be used as 1-phase or 3- phase over current monitoring relays when connected with MI or MP current transf...
Carlo Gavazzi
PIB02CB23150MV
from £ 85.35*
per piece
 
 piece
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