Monitoring Relays:

188 Products Found

Element14 offers a comprehensive range of monitoring relays, ideal for safeguarding electrical systems and ensuring optimal performance. Our selection includes current, ground fault, insulation, phase and temperature monitoring relays from leading manufacturers. Designed to enhance safety and efficiency, these relays are available in various configurations for industrial and commercial applications.

Monitoring relays are protective devices that monitor key electrical parameters such as current, voltage, phase sequence, insulation resistance and temperature. They detect anomalies and trigger alerts or corrective actions to prevent equipment damage and system failure. These relays play a vital role in protecting motors, generators and other critical electrical equipment.

Current Monitoring Relays – Detect overcurrent, undercurrent and phase imbalance to protect motors and equipment. Ground Fault Monitoring Relays – Identify leakage currents to prevent electrical hazards and improve safety. Insulation Monitoring Relays – Measure insulation resistance to detect faults before they cause failure. Phase Monitoring Relays – Monitor phase sequence, loss and imbalance to ensure stable operation. Temperature Monitoring Relays – Detect overheating and activate cooling or shutdown systems.

Applications:

  • Industrial Automation – Protect motors and equipment from electrical faults.
  • HVAC Systems – Ensure efficient operation and prevent overheating.
  • Power Distribution – Maintain system stability and prevent blackouts.
  • Renewable Energy – Monitor electrical health in solar and wind systems.
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3223720

RoHS

Each
1+
HK$1,686.570
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
3223717

RoHS

Each
1+
HK$1,686.570
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
3223724

RoHS

Each
1+
HK$1,737.240
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
3223712

RoHS

Each
1+
HK$2,118.570
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
3214135

RoHS

Each
1+
HK$3,390.980
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3214136

RoHS

Each
1+
HK$2,715.790
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3214137

RoHS

Each
1+
HK$2,080.400
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
3223719

RoHS

Each
1+
HK$2,298.190
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
3223714

RoHS

Each
1+
HK$2,056.960
Min: 1 / Mult: 1
CM-TCS
DPDT
4A
DIN Rail
9515046

RoHS

Each
1+
HK$1,042.970
5+
HK$1,022.120
10+
HK$1,001.260
Min: 1 / Mult: 1
IK 9179
SPST-NC
-
DIN Rail
2507213

RoHS

Each
1+
HK$1,769.660
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
2578929

RoHS

Each
1+
HK$875.270
5+
HK$821.600
10+
HK$767.920
Min: 1 / Mult: 1
K8DT-PH
SPDT
-
DIN Rail
2578886

RoHS

Each
1+
HK$1,510.360
Min: 1 / Mult: 1
K8DT-AS
SPDT
-
DIN Rail
2578897

RoHS

Each
1+
HK$1,626.030
Min: 1 / Mult: 1
K8DT-AW
SPDT
-
DIN Rail
2578881

RoHS

Each
1+
HK$1,543.160
Min: 1 / Mult: 1
K8DT-AS
SPDT
-
DIN Rail
2578891

RoHS

Each
1+
HK$1,543.160
Min: 1 / Mult: 1
K8DT-AS
SPST-NO
-
DIN Rail
2507211

RoHS

Each
1+
HK$1,580.750
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
2578932

RoHS

Each
1+
HK$1,527.100
Min: 1 / Mult: 1
K8DT-PM
SPST-NO
-
DIN Rail
2578884

RoHS

Each
1+
HK$1,493.750
Min: 1 / Mult: 1
K8DT-AS
SPST-NO
-
DIN Rail
2578931

RoHS

Each
1+
HK$1,599.700
Min: 1 / Mult: 1
K8DT-PM
SPDT
-
DIN Rail
2578892

RoHS

Each
1+
HK$1,493.750
Min: 1 / Mult: 1
K8DT-AS
SPST-NO
-
DIN Rail
1390498

RoHS

Each
1+
HK$1,456.050
Min: 1 / Mult: 1
3UG
DPDT
3A
DIN Rail
2064124

RoHS

Each
1+
HK$523.160
5+
HK$515.680
10+
HK$508.170
20+
HK$497.840
Min: 1 / Mult: 1
-
-
-
-
2578893

RoHS

Each
1+
HK$1,626.030
Min: 1 / Mult: 1
K8DT-AW
SPDT
-
DIN Rail
2578933

RoHS

Each
1+
HK$1,781.150
Min: 1 / Mult: 1
K8DT-PZ
SPDT
-
DIN Rail
126-150 of 188 items
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