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.
Show More
View
Buyer
Engineer
Manufacturer
Product Range
Contact Configuration
Contact Current
Relay Mounting
Relay Terminals
Switching Voltage Max
Supply Voltage Max
Phase Type
Power Consumption
Phase Monitoring Range Min
Phase Monitoring Range Max
Approvals & Standards
Packaging
Filter(s) Applied
1 Filter(s) Selected
ComparePrice forQuantity
29M7937

RoHS

Date/Lot Code

Each
1+
$245.380
5+
$239.250
10+
$233.120
25+
$220.850
50+
$208.580
More Pricing...
Min: 1 / Mult: 1
PMD Series
DPDT
10A
DIN Rail
Cage Clamp
277VAC
500VAC
3 Phase
40VA
190VAC
500VAC
CE, CUL
03M5287
Each
1+
$151.200
Min: 1 / Mult: 1
SLU-100 Series
SPDT
10A
-
Plug In
240VAC
550VAC
3 Phase
90VA
200VAC
500VAC
-
29M9956

RoHS

Date/Lot Code

Each
1+
$186.780
5+
$182.110
10+
$177.450
25+
$168.110
50+
$158.770
More Pricing...
Min: 1 / Mult: 1
PMP Series
SPDT
10A
Socket
Quick Connect
277VAC
480VAC
3 Phase
40VA
190VAC
500VAC
-
68W6981

RoHS

Each
1+
$157.080
10+
$149.920
25+
$142.760
50+
$135.600
100+
$128.440
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail, Panel
Screw
250VAC
415VAC
3 Phase
11VA
380VAC
415VAC
-
06X0740
Each
1+
$120.750
Min: 1 / Mult: 1
SLA Series
SPDT
10A
-
Plug In
240VAC
-
3 Phase
345VA
190VAC
270V
-
34AC8661

RoHS

Date/Lot Code

Each
1+
$179.830
5+
$164.610
10+
$149.410
25+
$139.790
50+
$133.450
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+
$236.890
5+
$223.900
10+
$210.910
25+
$201.380
Min: 1 / Mult: 1
PLMU Series
SPDT
10A
Socket
Quick Connect
240VAC
480VAC
3 Phase
5W
200VAC
480VAC
CSA, UL
34AC8662

RoHS

Date/Lot Code

Each
1+
$185.280
5+
$169.620
10+
$153.970
25+
$144.090
50+
$137.570
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+
$260.490
5+
$238.810
10+
$217.130
25+
$203.610
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+
$284.600
5+
$261.010
10+
$237.430
25+
$222.770
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+
$179.490
5+
$164.310
10+
$149.120
25+
$139.520
50+
$133.190
Min: 1 / Mult: 1
460 Series
SPDT
10A
DIN Rail
Screw
240VAC
480VAC
3 Phase
6W
190VAC
480VAC
CE, IEC, UL
34AC8897

RoHS

Date/Lot Code

Each
1+
$305.000
5+
$279.820
10+
$254.640
25+
$239.020
Min: 1 / Mult: 1
455 Series
SPDT
10A
Panel Mount
Screw
240VAC
480VAC
3 Phase
6W
190VAC
480VAC
CSA, UL
34AC8913

RoHS

Date/Lot Code

Each
1+
$183.200
5+
$167.710
10+
$152.230
25+
$142.450
50+
$136.000
Min: 1 / Mult: 1
460 Series
SPDT
10A
DIN Rail, Panel
Screw
240VAC
600VAC
3 Phase
6W
475VAC
600VAC
UL
82AK2916
Each
1+
$252.380
Min: 1 / Mult: 1
SLU Series
SPDT
10A
Socket
Plug In
240VAC
-
3 Phase
90VA
200VAC
430VAC
-
82AK2917
Each
1+
$226.790
Min: 1 / Mult: 1
SLU Series
SPDT
10A
Socket
Plug In
240VAC
-
3 Phase
90VA
200VAC
430VAC
-
27C0651

RoHS

Date/Lot Code

Each
1+
$122.130
5+
$119.070
10+
$116.020
25+
$109.910
50+
$103.810
More Pricing...
Min: 1 / Mult: 1
PAP Series
SPDT
10A
Socket
Quick Connect
277VAC
480VAC
3 Phase
40VA
330VAC
380VAC
-
06X0737

RoHS

Each
1+
$162.750
Min: 1 / Mult: 1
SLA Series
DPDT
10A
-
Plug In
240VAC
-
3 Phase
345VA
190VAC
270V
-
06X0945
Each
1+
$199.500
Min: 1 / Mult: 1
SUA Series
SPDT
10A
-
Plug In
240VAC
-
3 Phase
360VA
430VAC
480VAC
-
38Y9927

RoHS

Each
1+
$338.250
5+
$327.940
10+
$311.540
25+
$295.230
Min: 1 / Mult: 1
PMP Series
SPDT
10A
-
Quick Connect
277VAC
-
3 Phase
40VA
345VAC
660VAC
CE, UL
34AC4490

RoHS

Each
1+
$178.420
5+
$170.810
10+
$153.400
25+
$147.960
50+
$145.790
More Pricing...
Min: 1 / Mult: 1
PLM Series
SPDT
10A
Socket
Quick Connect
240VAC
480VAC
3 Phase
3W
400VAC
480VAC
CSA, UL
28B2279

RoHS

Each
1+
$229.960
5+
$205.180
10+
$190.310
25+
$166.530
50+
$148.680
More Pricing...
Min: 1 / Mult: 1
PMP Series
SPDT
10A
Socket
Quick Connect
277VAC
120VAC
3 Phase
40VA
102VAC
138VAC
-
34AC3146

RoHS

Each
1+
$263.550
5+
$241.630
10+
$219.700
25+
$206.030
Min: 1 / Mult: 1
HLMU Series
DPDT
10A
Panel Mount
Screw
240VAC
480VAC
3 Phase
-
200VAC
480VAC
UL
34AC8664

RoHS

Date/Lot Code

Each
1+
$179.830
5+
$164.610
10+
$149.410
25+
$139.790
50+
$133.450
Min: 1 / Mult: 1
201A Series
SPDT
10A
Socket
Quick Connect
240VAC
480VAC
3 Phase
5W
190VAC
480VAC
UL
20J6493

RoHS

Each
1+
$266.890
5+
$249.900
10+
$233.300
25+
$211.820
50+
$192.290
More Pricing...
Min: 1 / Mult: 1
PAP Series
SPDT
10A
Socket
Quick Connect
277VAC
208VAC
3 Phase
40VA
156VAC
198VAC
-
34AC8670

RoHS

Each
1+
$152.020
5+
$139.080
10+
$126.140
25+
$117.910
50+
$112.470
Min: 1 / Mult: 1
202 Series
SPDT
10A
Socket
Quick Connect / Screw
240VAC
480VAC
3 Phase
5W
190VAC
480VAC
IEC, UL
1-25 of 31 items
of 2 page(s)

Popular Suppliers

EATON
SCHNEIDER ELECTRIC
HONEYWELL
WAGO
IDEC
OMRON
BELDEN
ABB