Phase Monitoring Relays:

178 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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05M4097

RoHS

Each
1+
$242.130
5+
$231.430
10+
$225.000
25+
$218.580
Min: 1 / Mult: 1
DPA53 Series
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
320VAC
480VAC
-
67C0900

RoHS

Each
1+
$154.090
5+
$147.270
10+
$143.190
25+
$139.100
Min: 1 / Mult: 1
DPA51 Series
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
177VAC
550VAC
-
29M7937

RoHS

Date/Lot Code

Each
1+
$331.140
5+
$322.870
10+
$314.600
25+
$298.050
50+
$281.480
More Pricing...
Min: 1 / Mult: 1
PMD Series
-
DPDT
10A
DIN Rail
Cage Clamp
-
277VAC
500VAC
-
3 Phase
40VA
190VAC
500VAC
CE, CUL
86K0442

RoHS

Each
1+
$234.300
Min: 1 / Mult: 1
MWU Series
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
1.8VA
183VAC
528VAC
-
89C4381

RoHS

Date/Lot Code

Each
1+
$257.850
5+
$246.450
10+
$239.610
25+
$232.770
Min: 1 / Mult: 1
DPA01 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
600VAC
-
3 Phase
15VA
323VAC
690VAC
-
03M5287
Each
1+
$210.170
Min: 1 / Mult: 1
SLU-100 Series
-
SPDT
10A
-
Plug In
-
240VAC
550VAC
-
3 Phase
90VA
200VAC
500VAC
-
16C3184

RoHS

Each
1+
$360.040
5+
$344.130
10+
$334.580
25+
$325.030
Min: 1 / Mult: 1
DPC01 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
323VAC
550VAC
-
29M9956

RoHS

Date/Lot Code

Each
1+
$252.070
5+
$245.770
10+
$239.470
25+
$226.870
50+
$214.270
More Pricing...
Min: 1 / Mult: 1
PMP Series
-
SPDT
10A
Socket
Quick Connect
-
277VAC
480VAC
-
3 Phase
40VA
190VAC
500VAC
-
16C3176

RoHS

Each
1+
$187.100
5+
$178.830
10+
$173.870
25+
$168.900
Min: 1 / Mult: 1
DPA01 Series
-
DPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
10VA
323VAC
550VAC
-
05M4095

RoHS

Each
1+
$198.110
5+
$189.350
10+
$184.100
25+
$178.840
Min: 1 / Mult: 1
DPA01 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
10VA
177VAC
550VAC
-
89C4384

RoHS

Each
1+
$553.430
5+
$528.970
10+
$514.290
25+
$499.610
Min: 1 / Mult: 1
DPC01 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
690VAC
-
3 Phase
21VA
510VAC
793VAC
-
68W6981

RoHS

Each
1+
$218.350
10+
$208.390
25+
$198.440
50+
$188.490
100+
$178.540
Min: 1 / Mult: 1
70 Series
-
SPDT
10A
DIN Rail, Panel
Screw
-
250VAC
415VAC
-
3 Phase
11VA
380VAC
415VAC
-
66Y0750

RoHS

Each
1+
$255.880
10+
$243.090
25+
$230.290
50+
$217.500
100+
$204.700
Min: 1 / Mult: 1
CM Series
-
DPDT
4A
DIN Rail
Screw
-
24V
500VAC
-
3 Phase
-
200VAC
500VAC
CSA, IEC, UL
06X0740
Each
1+
$167.850
Min: 1 / Mult: 1
SLA Series
-
SPDT
10A
-
Plug In
-
240VAC
-
-
3 Phase
345VA
190VAC
270V
-
47X2115

RoHS

Each
1+
$180.800
Min: 1 / Mult: 1
MWS Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
22VA
183VAC
528VAC
-
34AC8661

RoHS

Date/Lot Code

Each
1+
$242.680
5+
$222.150
10+
$201.640
25+
$188.650
50+
$180.090
Min: 1 / Mult: 1
201A Series
-
SPDT
10A
Socket
Quick Connect
-
240VAC
480VAC
-
3 Phase
5W
190VAC
480VAC
UL
34AC4485

RoHS

Date/Lot Code

Each
1+
$319.690
5+
$302.160
10+
$284.630
25+
$271.760
Min: 1 / Mult: 1
PLMU Series
-
SPDT
10A
Socket
Quick Connect
-
240VAC
480VAC
-
3 Phase
5W
200VAC
480VAC
CSA, UL
72Y1070

RoHS

Each
1+
$138.590
5+
$132.800
10+
$129.890
25+
$116.560
50+
$108.370
More Pricing...
Min: 1 / Mult: 1
K8DS Series
-
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
-
34AC8662

RoHS

Date/Lot Code

Each
1+
$250.040
5+
$228.910
10+
$207.800
25+
$194.450
50+
$185.650
Min: 1 / Mult: 1
201A-AU Series
-
SPDT
10A
Socket
Quick Connect
-
240VAC
480VAC
-
3 Phase
5W
190VAC
480VAC
UL
34AC8572

RoHS

Date/Lot Code

Each
1+
$351.540
5+
$322.280
10+
$293.030
25+
$274.780
Min: 1 / Mult: 1
102A Series
-
SPDT
10A
Panel Mount
Screw
-
240VAC
480VAC
-
3 Phase
5W
190VAC
480VAC
CSA, UL
34AC8741

RoHS

Date/Lot Code

Each
1+
$384.070
5+
$352.240
10+
$320.410
25+
$300.630
Min: 1 / Mult: 1
-
-
DPDT
10A
Panel Mount
Screw
-
240VAC
190VAC
-
3 Phase
5W
190VAC
480VAC
CSA, UL
34AC8900

RoHS

Date/Lot Code

Each
1+
$242.230
5+
$221.740
10+
$201.250
25+
$188.290
50+
$179.740
Min: 1 / Mult: 1
460 Series
-
SPDT
10A
DIN Rail
Screw
-
240VAC
480VAC
-
3 Phase
6W
190VAC
480VAC
CE, IEC, UL
70Y5750

RoHS

Each
1+
$158.100
5+
$148.190
10+
$139.350
25+
$129.930
50+
$123.630
More Pricing...
Min: 1 / Mult: 1
K8AK Series
-
DPDT-NC
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
-
200VAC
480VAC
-
34AC8897

RoHS

Date/Lot Code

Each
1+
$411.610
5+
$377.630
10+
$343.640
25+
$322.570
Min: 1 / Mult: 1
455 Series
-
SPDT
10A
Panel Mount
Screw
-
240VAC
480VAC
-
3 Phase
6W
190VAC
480VAC
CSA, UL
72Y1059

RoHS

Each
1+
$294.890
5+
$275.710
10+
$267.520
25+
$258.770
50+
$247.290
Min: 1 / Mult: 1
K8AK Series
-
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
-
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