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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ComparePrice forQuantity
16C3184

RoHS

Each
1+
$245.030
5+
$232.780
10+
$225.430
25+
$218.080
Min: 1 / Mult: 1
DPC01 Series
SPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
13VA
323VAC
550VAC
-
16C3176

RoHS

Each
1+
$127.330
5+
$120.970
10+
$117.150
25+
$113.330
Min: 1 / Mult: 1
DPA01 Series
DPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
10VA
323VAC
550VAC
-
05M4095

RoHS

Each
1+
$134.820
5+
$128.080
10+
$124.040
25+
$119.990
Min: 1 / Mult: 1
DPA01 Series
SPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
10VA
177VAC
550VAC
-
89C4384

RoHS

Each
1+
$376.640
5+
$357.810
10+
$346.510
25+
$335.210
Min: 1 / Mult: 1
DPC01 Series
SPDT
8A
DIN Rail
Screw
250VAC
690VAC
3 Phase
21VA
510VAC
793VAC
-
47X2115

RoHS

Each
1+
$119.870
Min: 1 / Mult: 1
MWS Series
SPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
22VA
183V
528V
-
06AC2593

RoHS

Date/Lot Code

Each
1+
$182.110
Min: 1 / Mult: 1
Zelio Series
DPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
15VA
380V
480V
-
66AH6834

RoHS

Each
1+
$201.190
Min: 1 / Mult: 1
Zelio RM22UA
DPDT
8A
DIN Rail
Screw
250VAC
240V
1 Phase
1.5W
15V
500V
-
66AH6836

RoHS

Each
1+
$170.220
Min: 1 / Mult: 1
Zelio RM22UB
DPDT
8A
DIN Rail
Screw
250VAC
240V
1 Phase
2W
80V
300V
-
55AJ2777

RoHS

Each
1+
$217.030
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
Screw
250VAC
576VAC
3 Phase
15VA
380V
480V
-
43W4762

RoHS

Date/Lot Code

Each
1+
$469.350
5+
$445.890
10+
$431.810
25+
$417.730
Min: 1 / Mult: 1
S142A Series
SPDT
8A
Socket
PC Pin
250VAC
24VAC
-
3.3VA
20.4VAC
27.6VAC
-
50AJ8750

RoHS

Each
1+
$134.150
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
15VA
183V
528V
-
26AK3439

RoHS

Each
1+
$174.010
5+
$165.570
10+
$159.330
25+
$153.040
50+
$141.300
Min: 1 / Mult: 1
-
DPDT-CO
8A
DIN Rail
Screw
250VAC
576VAC
3 Phase
4VA
208VAC
480V
-
27R1423

RoHS

Date/Lot Code

Each
1+
$314.740
5+
$314.740
10+
$314.740
25+
$314.740
Min: 1 / Mult: 1
S142A Series
SPDT
8A
Socket
PC Pin
250VAC
24VAC
-
3.3VA
20.4VAC
27.6VAC
-
85AK6218

RoHS

Each
1+
$257.250
Min: 1 / Mult: 1
PPB01 Series
SPDT
8A
Socket
Plug In
250VAC
-
3 Phase
2.5VA
380V
480V
-
87AK0975
Each
1+
$79.070
10+
$79.070
25+
$79.070
50+
$79.070
100+
$79.070
Min: 1 / Mult: 1
200 Series
SPDT
8A
DIN Rail
Screw
250VAC
208V
3 Phase
2W
-
208V
-
87AK0978
Each
1+
$74.120
10+
$74.120
25+
$74.120
50+
$74.120
100+
$74.120
Min: 1 / Mult: 1
200 Series
SPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
2W
-
480V
-
87AK0979
Each
1+
$88.950
10+
$88.950
25+
$88.950
50+
$88.950
100+
$88.950
Min: 1 / Mult: 1
200 Series
SPDT
8A
DIN Rail
Screw
250VAC
575V
3 Phase
2W
-
575V
-
87AK0976
Each
1+
$122.050
10+
$113.370
25+
$105.940
50+
$102.220
100+
$98.500
Min: 1 / Mult: 1
200 Series
SPDT
8A
DIN Rail
Screw
250VAC
240V
3 Phase
2W
-
240V
-
89C4381

RoHS

Each
1+
$175.480
5+
$166.710
10+
$161.450
25+
$156.180
Min: 1 / Mult: 1
DPA01 Series
SPDT
8A
DIN Rail
Screw
250VAC
600VAC
3 Phase
15VA
323VAC
690VAC
-
05M4257

RoHS

Each
5+
$138.250
10+
$133.880
25+
$129.520
Min: 5 / Mult: 5
PPA01 Series
SPDT
8A
Socket
Quick Connect
250VAC
415VAC
3 Phase
10VA
177VAC
475VAC
-
55AJ2778

RoHS

Each
1+
$260.020
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
Screw
250VAC
240V
3 Phase
10VA
200VAC
240V
-
93C1876

RoHS

Each
5+
$237.870
10+
$230.350
25+
$222.840
Min: 5 / Mult: 5
DWB01 Series
SPDT
8A
DIN Rail
Screw
250VAC
480VAC
3 Phase
13VA
-
480V
-
50M2856

RoHS

Each
5+
$166.710
10+
$161.450
25+
$156.180
Min: 5 / Mult: 5
DPA01 Series
SPDT
8A
DIN Rail
Screw
250VAC
690VAC
3 Phase
15VA
510VAC
760VAC
-
16C3175

RoHS

Each
5+
$120.970
10+
$117.150
25+
$113.330
Min: 5 / Mult: 5
DPA01 Series
DPDT
8A
DIN Rail
Screw
250VAC
240V
3 Phase
6VA
177VAC
275VAC
-
31M9800

RoHS

Each
1+
$570.310
Min: 3 / Mult: 1
DPC01 Series
DPDT
8A
Socket
Quick Connect
250VAC
115VAC
3 Phase
8VA
85VAC
132VAC
CSA, UL
1-25 of 33 items
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