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Phase Monitoring Relays :

203 Products Found

Newark 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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Manufacturer Part No
Order Code
Manufacturer / Description
Availability
Price for
Price
Quantity
Supply Voltage
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
Approvals & Standards
03M5287
Each
1+$180.000
-
SLU-100 Series
SPDT
10A
-
Plug In
-
240VAC
550VAC
-
3 Phase
90VA
200VAC
500VAC
-
16C3184

RoHS

Each
1+$256.420
5+$244.970
10+$238.100
25+$231.230
-
DPC01 Series
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
323VAC
550VAC
-
86K0442

RoHS

Each
1+$191.130
-
MWU Series
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
1.8VA
183VAC
528VAC
-
89C4381

RoHS

Date/Lot Code

Each
1+$183.640
5+$175.440
10+$170.520
25+$165.600
-
DPA01 Series
SPDT
8A
DIN Rail
Screw
-
250VAC
600VAC
-
3 Phase
15VA
323VAC
690VAC
-
67C0900

RoHS

Date/Lot Code

Each
1+$109.740
5+$104.840
10+$101.900
25+$98.960
-
DPA51 Series
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
177VAC
550VAC
-
29M9956

RoHS

Date/Lot Code

Each
1+$97.430
5+$91.390
10+$88.300
25+$83.640
50+$77.250
More Pricing...
-
PMP Series
SPDT
10A
Socket
Quick Connect
-
277VAC
480VAC
-
3 Phase
40VA
190VAC
500VAC
-
06M3827

RoHS

Each
1+$183.280
5+$175.250
10+$170.430
25+$165.610
-
DPB01 Series
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
323VAC
550VAC
-
16C3176

RoHS

Each
1+$133.250
5+$127.300
10+$123.730
25+$120.160
-
DPA01 Series
DPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
10VA
323VAC
550VAC
-
05M4095

RoHS

Each
1+$141.090
5+$134.790
10+$131.010
25+$127.230
-
DPA01 Series
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
10VA
177VAC
550VAC
-
97M4684

RoHS

Date/Lot Code

Each
1+$245.500
5+$243.050
10+$240.590
25+$233.230
50+$228.570
-
Harmony RM17 Series
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
1.8VA
183VAC
528VAC
-
29X6960

RoHS

Each
1+$370.130
5+$361.640
10+$353.140
25+$336.160
50+$329.440
-
K8AK Series
SPDT
-
DIN Rail
Screw
-
-
240VAC
-
-
-
-
-
-
66Y0750

RoHS

Each
1+$199.190
5+$194.210
10+$189.230
25+$179.270
50+$169.310
-
CM Series
DPDT
4A
DIN Rail
Screw
-
24V
500VAC
-
3 Phase
-
200VAC
500VAC
CSA, IEC, UL
38Y7644

RoHS

Date/Lot Code

Each
1+$79.560
5+$77.370
10+$75.180
25+$73.020
50+$71.560
More Pricing...
-
K8AK Series
DPDT-NC
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
4.1VA
200VAC
480VAC
-
06X0740
Each
1+$126.790
-
SLA Series
SPDT
10A
-
Plug In
-
240VAC
-
-
3 Phase
345VA
190VAC
270V
-
47X2115

RoHS

Each
1+$147.770
-
MWS Series
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
22VA
183VAC
528VAC
-
34AC8661

RoHS

Date/Lot Code

Each
1+$192.500
5+$176.300
10+$160.100
25+$149.900
50+$145.310
-
201A Series
SPDT
10A
Socket
Quick Connect
-
240VAC
480VAC
-
3 Phase
5W
190VAC
480VAC
UL
34AC4485

RoHS

Date/Lot Code

Each
1+$254.020
5+$240.090
10+$226.160
25+$215.930
50+$211.610
-
PLMU Series
SPDT
10A
Socket
Quick Connect
-
240VAC
480VAC
-
3 Phase
5W
200VAC
480VAC
CSA, UL
34AC8662

RoHS

Date/Lot Code

Each
1+$200.320
5+$183.480
10+$166.640
25+$156.050
50+$149.080
-
201A-AU Series
SPDT
10A
Socket
Quick Connect
-
240VAC
480VAC
-
3 Phase
5W
190VAC
480VAC
UL
06AC2593

RoHS

Date/Lot Code

Each
1+$146.290
5+$142.960
10+$139.630
25+$136.300
50+$132.970
More Pricing...
-
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
15VA
380V
480VAC
-
45AC6247

RoHS

Each
1+$154.520
5+$147.620
10+$143.480
25+$139.340
-
DPA52 Series
SPDT
5A
DIN Rail
-
-
480VAC
208VAC
-
3 Phase
2VA
480VAC
208VAC
CE, CSA, UL
34AC8741

RoHS

Date/Lot Code

Each
1+$304.680
5+$279.590
10+$254.500
25+$238.960
50+$234.180
-
-
DPDT
10A
Panel Mount
Screw
-
240VAC
190VAC
-
3 Phase
5W
190VAC
480VAC
CSA, UL
34AC8900

RoHS

Date/Lot Code

Each
1+$192.140
5+$175.970
10+$159.790
25+$149.610
50+$145.010
-
460 Series
SPDT
10A
DIN Rail
Screw
-
240VAC
480VAC
-
3 Phase
6W
190VAC
480VAC
CE, IEC, UL
34AC8897

RoHS

Date/Lot Code

Each
1+$329.810
5+$302.750
10+$275.680
25+$258.970
50+$253.790
-
455 Series
SPDT
10A
Panel Mount
Screw
-
240VAC
480VAC
-
3 Phase
6W
190VAC
480VAC
CSA, UL
72K0896

RoHS

Each
1+$430.350
5+$411.350
10+$399.950
25+$388.560
-
S142A Series
SPDT
-
Socket
Quick Connect
-
-
24V
-
-
1.6VA
-
-
-
84X8729

RoHS

Each
1+$306.930
5+$299.890
10+$292.840
25+$278.750
50+$264.650
-
K8AK Series
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
4.4VA
380V
480VAC
-
1-25 of 203 items
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