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Phase Monitoring Relays :

212 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
Product Range
Supply Voltage
Contact Configuration
Contact Current
Relay Mounting
Contact Voltage VAC
Relay Terminals
Switching Voltage Max
Contact Voltage VDC
Supply Voltage Max
Phase Type
Power Consumption
Phase Monitoring Range Min
Phase Monitoring Range Max
Approvals & Standards
03M5287
Each
1+$255.600
SLU-100 Series
-
SPDT
10A
-
-
Plug In
240VAC
-
550VAC
3 Phase
90VA
200VAC
500VAC
-
16C3184

RoHS

Each
1+$356.420
5+$340.510
10+$330.960
25+$321.410
DPC01 Series
-
SPDT
8A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
13VA
323VAC
550VAC
-
86K0442

RoHS

Each
1+$271.400
MWU Series
-
SPDT
5A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
1.8VA
183VAC
528VAC
-
89C4381

RoHS

Date/Lot Code

Each
1+$255.260
5+$243.860
10+$237.020
25+$230.180
DPA01 Series
-
SPDT
8A
DIN Rail
-
Screw
250VAC
-
600VAC
3 Phase
15VA
323VAC
690VAC
-
86K0445

RoHS

Each
1+$445.220
HWUA Series
-
DPDT
5A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
2.9VA
194VAC
528VAC
-
67C0900

RoHS

Date/Lot Code

Each
1+$152.540
5+$145.730
10+$141.640
25+$137.550
DPA51 Series
-
SPDT
5A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
13VA
177VAC
550VAC
-
29M9956

RoHS

Date/Lot Code

Each
1+$138.350
5+$129.770
10+$125.390
25+$118.770
50+$109.700
More Pricing...
PMP Series
-
SPDT
10A
Socket
-
Quick Connect
277VAC
-
480VAC
3 Phase
40VA
190VAC
500VAC
-
16C3176

RoHS

Each
1+$185.220
5+$176.950
10+$171.980
25+$167.020
DPA01 Series
-
DPDT
8A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
10VA
323VAC
550VAC
-
05M4095

RoHS

Each
1+$196.120
5+$187.360
10+$182.100
25+$176.850
DPA01 Series
-
SPDT
8A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
10VA
177VAC
550VAC
-
97M4684

RoHS

Date/Lot Code

Each
1+$550.750
5+$481.910
10+$399.290
25+$357.980
50+$330.450
Harmony RM17 Series
-
SPDT
5A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
1.8VA
183VAC
528VAC
-
09P6668

RoHS

Date/Lot Code

Each
1+$651.600
5+$570.140
10+$472.410
25+$423.530
50+$390.950
Harmony RM35 Series
-
DPDT
5A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
22VA
194VAC
528VAC
-
89C4384

RoHS

Each
1+$547.850
5+$523.390
10+$508.710
25+$494.030
DPC01 Series
-
SPDT
8A
DIN Rail
-
Screw
250VAC
-
690VAC
3 Phase
21VA
510VAC
793VAC
-
29X6960

RoHS

Each
1+$331.840
5+$304.970
10+$278.110
25+$272.540
50+$266.990
K8AK Series
-
SPDT
-
DIN Rail
-
Screw
-
-
240VAC
-
-
-
-
-
66Y0750

RoHS

Each
1+$282.850
5+$275.780
10+$268.710
25+$254.560
50+$240.420
CM Series
-
DPDT
4A
DIN Rail
-
Screw
24V
-
500VAC
3 Phase
-
200VAC
500VAC
CSA, IEC, UL
38Y7644

RoHS

Date/Lot Code

Each
1+$112.980
5+$109.870
10+$106.760
25+$103.690
50+$101.620
More Pricing...
K8AK Series
-
DPDT-NC
5A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
4.1VA
200VAC
480VAC
-
06X0740
Each
1+$180.040
SLA Series
-
SPDT
10A
-
-
Plug In
240VAC
-
-
3 Phase
345VA
190VAC
270V
-
47X2115

RoHS

Each
1+$209.830
MWS Series
-
SPDT
8A
DIN Rail
-
Screw
250VAC
-
480VAC
3 Phase
22VA
183VAC
528VAC
-
34AC8661

RoHS

Date/Lot Code

Each
1+$273.350
5+$250.350
10+$227.340
25+$212.860
50+$206.340
201A Series
-
SPDT
10A
Socket
-
Quick Connect
240VAC
-
480VAC
3 Phase
5W
190VAC
480VAC
UL
34AC4485

RoHS

Date/Lot Code

Each
1+$360.710
5+$340.930
10+$321.150
25+$306.620
50+$300.490
PLMU Series
-
SPDT
10A
Socket
-
Quick Connect
240VAC
-
480VAC
3 Phase
5W
200VAC
480VAC
CSA, UL
34AC8662

RoHS

Date/Lot Code

Each
1+$284.450
5+$260.540
10+$236.630
25+$221.590
50+$211.690
201A-AU Series
-
SPDT
10A
Socket
-
Quick Connect
240VAC
-
480VAC
3 Phase
5W
190VAC
480VAC
UL
45AC6247

RoHS

Each
1+$219.420
5+$209.620
10+$203.740
25+$197.860
DPA52 Series
-
SPDT
5A
DIN Rail
-
-
480VAC
-
208VAC
3 Phase
2VA
480VAC
208VAC
CE, CSA, UL
34AC8741

RoHS

Date/Lot Code

Each
1+$432.650
5+$397.020
10+$361.390
25+$339.320
50+$332.540
-
-
DPDT
10A
Panel Mount
-
Screw
240VAC
-
190VAC
3 Phase
5W
190VAC
480VAC
CSA, UL
34AC8900

RoHS

Date/Lot Code

Each
1+$272.840
5+$249.880
10+$226.900
25+$212.450
50+$205.910
460 Series
-
SPDT
10A
DIN Rail
-
Screw
240VAC
-
480VAC
3 Phase
6W
190VAC
480VAC
CE, IEC, UL
34AC8897

RoHS

Date/Lot Code

Each
1+$468.330
5+$429.910
10+$391.470
25+$367.740
50+$360.380
455 Series
-
SPDT
10A
Panel Mount
-
Screw
240VAC
-
480VAC
3 Phase
6W
190VAC
480VAC
CSA, UL
72K0896

RoHS

Each
1+$607.690
5+$580.710
10+$564.520
25+$548.350
S142A Series
-
SPDT
-
Socket
-
Quick Connect
-
-
24V
-
1.6VA
-
-
-
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