ex VAT

Current Monitoring Relays:

127 Products Found

Farnell provides a wide range of current monitoring relays, ensuring reliable protection for electrical systems in industrial and commercial settings. With various current thresholds and adjustable settings, our relays deliver precise monitoring and quick response to overcurrent and undercurrent conditions.

Current monitoring relays detect abnormal current flow in electrical circuits. They protect motors, transformers and other electrical equipment by disconnecting the circuit when a current fault is detected, preventing overheating and equipment damage.

Key Features:

  • Adjustable current ranges and trip delays for tailored protection.
  • Overcurrent and undercurrent detection to prevent motor burnout.
  • Single-phase and three-phase compatibility for versatile use.

Applications:

  • Motor Protection – Prevent damage from overloading and phase imbalance.
  • Power Distribution – Maintain stability in electrical grids.
  • Industrial Equipment – Ensure smooth operation of heavy machinery.
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ComparePrice ForQuantity
3484492

RoHS

Each
1+
CHF 368.310
Total:CHF 368.31
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw
-
24V
8A
80A
2.5W
-
3484485

RoHS

Each
1+
CHF 268.830
Total:CHF 268.83
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
240V
1.6A
16A
2.5W
-
3484477

RoHS

Each
1+
CHF 171.270
Total:CHF 171.27
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
240V
4A
40A
2.5W
-
3558893

RoHS

Each
1+
CHF 509.590
Total:CHF 509.59
Min: 1 / Mult: 1
MINIZED Series
-
-
-
-
-
-
-
-
-
-
-
3484489

RoHS

Each
1+
CHF 276.650
Total:CHF 276.65
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
24V
4A
40A
2.5W
-
3484491

RoHS

Each
1+
CHF 292.920
Total:CHF 292.92
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
240V
4A
40A
2.5W
-
3484503

RoHS

Each
1+
CHF 215.330
Total:CHF 215.33
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
-
-
-
-
-
-
-
-
-
-
-
3558889

RoHS

Each
1+
CHF 334.210
Total:CHF 334.21
Min: 1 / Mult: 1
MINIZED Series
-
-
-
-
-
-
-
-
-
-
-
3484473

RoHS

Each
1+
CHF 147.420
Total:CHF 147.42
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw
-
24V
4A
40A
2.5W
-
3484472

RoHS

Each
1+
CHF 146.520
Total:CHF 146.52
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
240V
1.6A
16A
2.5W
-
3484498

RoHS

Each
1+
CHF 365.680
Total:CHF 365.68
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
230V
Screw
-
24V
4A
40A
2.5W
-
3484470

RoHS

Each
1+
CHF 138.800
Total:CHF 138.80
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw
-
240V
1.6A
16A
2.5W
-
3484483

RoHS

Each
1+
CHF 260.380
Total:CHF 260.38
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw
-
240V
1.6A
16A
2.5W
-
3484499

RoHS

Each
1+
CHF 365.680
Total:CHF 365.68
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
230V
Spring
-
24V
4A
40A
2.5W
-
3487971

RoHS

Each
1+
CHF 333.130
Total:CHF 333.13
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
-
-
-
-
-
-
-
-
-
-
-
3484487

RoHS

Each
1+
CHF 292.920
Total:CHF 292.92
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw
-
240V
4A
40A
2.5W
-
3484495

RoHS

Each
1+
CHF 381.950
Total:CHF 381.95
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw, Spring
-
240V
8A
80A
2.5W
-
3487976

RoHS

Each
1+
CHF 270.470
Total:CHF 270.47
Min: 1 / Mult: 1
SENTRON Series
-
-
-
-
-
-
-
-
-
-
-
3484471

RoHS

Each
1+
CHF 131.040
Total:CHF 131.04
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
24V
1.6A
16A
2.5W
-
3484475

RoHS

Each
1+
CHF 155.800
Total:CHF 155.80
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
24V
4A
40A
2.5W
-
3484481

RoHS

Each
1+
CHF 226.870
Total:CHF 226.87
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Spring
-
240V
8A
80A
2.5W
-
3484512

RoHS

Each
1+
CHF 345.570
Total:CHF 345.57
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
-
-
-
-
-
-
-
-
-
-
-
3484479

RoHS

Each
1+
CHF 244.700
Total:CHF 244.70
Min: 1 / Mult: 1
SIRIUS 3RR2 Series
SPST
3A
Contactor
400V
Screw
-
240V
8A
80A
2.5W
-
3484502

RoHS

Each
1+
CHF 193.370
Total:CHF 193.37
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
-
-
-
-
-
-
-
-
-
-
-
3558890

RoHS

Each
1+
CHF 1,052.990
Total:CHF 1,052.99
Min: 1 / Mult: 1
MINIZED Series
-
-
-
-
-
-
-
-
-
-
-
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