Phase Monitoring Relays:

99 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.
Show More
View
Buyer
Engineer
Manufacturer
Product Range
Contact Configuration
Contact Current
Relay Mounting
Relay Terminals
Contact Voltage VAC
Switching Voltage Max
Supply Voltage Max
Contact Voltage VDC
Phase Type
Power Consumption
Phase Monitoring Range Min
Phase Monitoring Range Max
Packaging
No Filter(s) Applied
0 Filter(s) Selected
ComparePrice ForQuantity
3214136

RoHS

Each
1+
$682.840
($785.266)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
-
250VAC
280VAC
-
3 Phase
3VA
180VAC
280VAC
3223353

RoHS

Each
1+
$699.160
($804.034)
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
-
230VAC
500VAC
-
3 Phase
-
300VAC
500VAC
3214135

RoHS

Each
1+
$737.730
($848.3895)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
-
250VAC
580VAC
-
3 Phase
41VA
350VAC
580VAC
3214137

RoHS

Each
1+
$415.020
($477.273)
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
-
250VAC
400VAC
-
3 Phase
18VA
360VAC
440VAC
9515046

RoHS

Each
1+
$203.310
($233.8065)
5+
$199.250
($229.1375)
10+
$195.180
($224.457)
Min: 1 / Mult: 1
IK 9179
SPST-NC
-
DIN Rail
Screw
-
230VAC
400VAC
-
3 Phase
-
-
-
2507213

RoHS

Each
1+
$445.870
($512.7505)
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2578929

RoHS

Each
1+
$188.340
($216.591)
5+
$177.410
($204.0215)
10+
$166.480
($191.452)
Min: 1 / Mult: 1
K8DT-PH
SPDT
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.6VA
200VAC
480VAC
2507211

RoHS

Each
1+
$398.290
($458.0335)
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2578931

RoHS

Each
1+
$434.290
($499.4335)
Min: 1 / Mult: 1
K8DT-PM
SPDT
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
2578932

RoHS

Each
1+
$349.190
($401.5685)
Min: 1 / Mult: 1
K8DT-PM
SPST-NO
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
1390498

RoHS

Each
1+
$344.310
($395.9565)
Min: 1 / Mult: 1
3UG
DPDT
3A
DIN Rail
Screw
-
400VAC
690VAC
-
3 Phase
2W
160VAC
690VAC
2578933

RoHS

Each
1+
$362.060
($416.369)
Min: 1 / Mult: 1
K8DT-PZ
SPDT
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
9515020

RoHS

Each
1+
$165.350
($190.1525)
5+
$162.040
($186.346)
10+
$158.740
($182.551)
Min: 1 / Mult: 1
IK 9169
SPST-NC
-
DIN Rail
Screw
-
-
415VAC
-
3 Phase
-
-
-
2507216

RoHS

Each
1+
$445.870
($512.7505)
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2578934

RoHS

Each
1+
$356.230
($409.6645)
Min: 1 / Mult: 1
K8DT-PZ
SPST-NO
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.7VA
-
-
2578930

RoHS

Each
1+
$175.330
($201.6295)
5+
$172.760
($198.674)
10+
$170.180
($195.707)
Min: 1 / Mult: 1
K8DT-PH
SPST-NO
-
DIN Rail
Screw
-
-
480VAC
-
3 Phase
2.6VA
-
-
4247877

RoHS

Each
1+
$769.520
($884.948)
Min: 1 / Mult: 1
CM-MPN Series
DPDT
4A
DIN Rail
Push In
-
250VAC
820VAC
-
3 Phase
59VA
530VAC
820VAC
4244638

RoHS

Each
1+
$135.530
($155.8595)
5+
$132.830
($152.7545)
10+
$130.120
($149.638)
Min: 1 / Mult: 1
70 Series
SPDT
6A
DIN Rail
Push In
-
400VAC
415VAC
-
3 Phase
1W
208VAC
480VAC
3862940
Each
1+
$96.850
($111.3775)
Min: 1 / Mult: 1
-
DPDT
-
-
Screw
-
-
-
-
-
-
230VAC
-
2987237

RoHS

OMRON INDUSTRIAL AUTOMATION
Each
1+
$124.230
($142.8645)
5+
$119.260
($137.149)
10+
$116.890
($134.4235)
Min: 1 / Mult: 1
K8AK-PH Series
DPDT-NC
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
4.1VA
200VAC
480VAC
4259623
Each
1+
$308.370
($354.6255)
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
Screw
-
250VAC
-
-
3 Phase
30VA
280VAC
600VAC
9900136
Each
1+
$220.590
($253.6785)
5+
$213.010
($244.9615)
10+
$206.820
($237.843)
Min: 1 / Mult: 1
-
-
-
-
Screw
-
250VAC
-
-
3 Phase
-
-
480VAC
9900110
Each
1+
$110.850
($127.4775)
5+
$107.040
($123.096)
10+
$103.930
($119.5195)
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
9514031

RoHS

Each
1+
$228.040
($262.246)
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
76-99 of 99 items
of 4 page(s)

Popular Suppliers

ABB
SCHNEIDER ELECTRIC
OMRON
EATON MOELLER
SIEMENS
TE CONNECTIVITY
PANASONIC
CROUZET
PayPal