Phase Monitoring Relays:

98 Products Found

Element14 offers phase monitoring relays that protect three-phase systems from phase loss, phase reversal and imbalance. These relays are designed to prevent motor damage and ensure stable operation.

Phase monitoring relays measure phase sequence, phase loss and voltage balance in three-phase systems. If any discrepancy is detected, the relay disconnects the load to prevent motor failure.

Key Features:

  • Phase loss and reversal protection for motors and equipment.
  • Adjustable voltage range for versatile use.
  • Compact design for easy installation in control panels.

Applications:

  • Industrial Motors – Ensure proper phase alignment and prevent damage.
  • HVAC Systems – Maintain stable operation in multi-phase compressors.
  • Renewable Energy – Monitor phase balance in solar and wind systems.
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2507211

RoHS

Each
1+
HK$1,260.840
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2578932

RoHS

Each
1+
HK$1,132.040
Min: 1 / Mult: 1
K8DT-PM
SPST-NO
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
2578931

RoHS

Each
1+
HK$1,185.820
Min: 1 / Mult: 1
K8DT-PM
SPDT
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
1390498

RoHS

Each
1+
HK$1,377.370
Min: 1 / Mult: 1
3UG
DPDT
3A
DIN Rail
Screw
-
400VAC
690VAC
-
3 Phase
2W
160VAC
690VAC
2064124

RoHS

Each
1+
HK$511.780
5+
HK$504.460
10+
HK$497.100
20+
HK$487.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
2811533

RoHS

Each
1+
HK$552.250
5+
HK$541.210
10+
HK$530.160
20+
HK$519.120
Min: 1 / Mult: 1
SM500 Series
DPDT
5A
DIN Rail
Screw
250V
250VAC
415VAC
28V
3 Phase
10VA
-
415VAC
2578933

RoHS

Each
1+
HK$1,320.340
Min: 1 / Mult: 1
K8DT-PZ
SPDT
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
2507216

RoHS

Each
1+
HK$1,411.520
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
9515020

RoHS

Each
1+
HK$690.420
5+
HK$686.600
10+
HK$682.780
Min: 1 / Mult: 1
IK 9169
SPST-NC
-
DIN Rail
Screw
-
-
415VAC
-
3 Phase
-
-
-
2578934

RoHS

Each
1+
HK$1,274.760
Min: 1 / Mult: 1
K8DT-PZ
SPST-NO
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
2578930

RoHS

Each
1+
HK$615.250
5+
HK$602.950
10+
HK$590.640
Min: 1 / Mult: 1
K8DT-PH
SPST-NO
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.6VA
-
-
4247877

RoHS

Each
1+
HK$3,145.930
Min: 1 / Mult: 1
CM-MPN Series
DPDT
4A
DIN Rail
Push In
-
250VAC
820VAC
-
3 Phase
59VA
530VAC
820VAC
4244638

RoHS

Each
1+
HK$638.800
5+
HK$626.030
10+
HK$613.250
Min: 1 / Mult: 1
70 Series
SPDT
6A
DIN Rail
Push In
-
400VAC
415VAC
-
3 Phase
1W
208VAC
480VAC
3862940
Each
1+
HK$427.830
Min: 1 / Mult: 1
-
DPDT
-
-
Screw
-
-
-
-
-
-
230VAC
-
1344223

RoHS

Each
1+
HK$811.420
5+
HK$791.250
10+
HK$774.470
Min: 1 / Mult: 1
-
SPDT
10A
DIN Rail
Screw
-
250VAC
400VAC
-
3 Phase
4VA
-
400VAC
1250701

RoHS

Each
1+
HK$1,795.380
Min: 1 / Mult: 1
GAMMA
SPDT
5A
DIN Rail
Screw
-
250VAC
400VAC
-
-
1.5W
-
-
2102314

RoHS

Each
1+
HK$2,007.390
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
Spring Clamp
-
300VAC
300VAC
-
3 Phase
10VA
160VAC
300VAC
4259623
Each
1+
HK$1,314.370
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
Screw
-
250VAC
-
-
3 Phase
30VA
280VAC
600VAC
9900136
Each
1+
HK$932.490
5+
HK$909.310
10+
HK$890.030
Min: 1 / Mult: 1
-
-
-
-
Screw
-
250VAC
-
-
3 Phase
-
-
480VAC
9900110
Each
1+
HK$468.560
5+
HK$456.910
10+
HK$447.220
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
9514031

RoHS

Each
1+
HK$924.730
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
9515402

RoHS

Each
1+
HK$919.290
Min: 1 / Mult: 1
-
-
-
DIN Rail
-
-
-
-
-
3 Phase
-
-
-
9514600

RoHS

Each
1+
HK$2,769.270
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
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