Phase Monitoring Relays:

16 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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29M9956

RoHS

Date/Lot Code

Each
1+
$194.040
5+
$189.190
10+
$184.340
25+
$174.640
50+
$164.940
More Pricing...
Min: 1 / Mult: 1
PMP Series
SPDT
10A
Socket
Quick Connect
277VAC
480VAC
3 Phase
40VA
190VAC
500VAC
-
34AC8661

RoHS

Date/Lot Code

Each
1+
$195.370
5+
$182.550
10+
$169.730
25+
$160.330
50+
$153.510
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+
$215.030
5+
$203.240
10+
$191.450
25+
$182.790
Min: 1 / Mult: 1
PLMU Series
SPDT
10A
Socket
Quick Connect
240VAC
480VAC
3 Phase
5W
200VAC
480VAC
CSA, UL
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
-
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+
$258.490
Min: 1 / Mult: 1
PPB01 Series
SPDT
8A
Socket
Plug In
250VAC
-
3 Phase
2.5VA
380VAC
480VAC
-
82AK2917
Each
1+
$249.330
Min: 1 / Mult: 1
-
SPDT
10A
Socket
Plug In
240VAC
-
3 Phase
90VA
200VAC
430VAC
-
27C0651

RoHS

Date/Lot Code

Each
1+
$126.870
5+
$123.700
10+
$120.530
25+
$114.180
50+
$107.850
More Pricing...
Min: 1 / Mult: 1
PAP Series
SPDT
10A
Socket
Quick Connect
277VAC
480VAC
3 Phase
40VA
330VAC
380VAC
-
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
-
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
34AC8664

RoHS

Each
1+
$199.090
5+
$186.020
10+
$172.970
25+
$163.380
50+
$156.450
Min: 1 / Mult: 1
201A Series
SPDT
10A
Socket
Quick Connect
240VAC
480VAC
3 Phase
5W
190VAC
480VAC
UL
20J6493

RoHS

Each
1+
$277.260
5+
$259.610
10+
$242.360
25+
$220.050
50+
$199.760
More Pricing...
Min: 1 / Mult: 1
PAP Series
SPDT
10A
Socket
Quick Connect
277VAC
208VAC
3 Phase
40VA
156VAC
198VAC
-
34AC8670

RoHS

Each
1+
$163.770
5+
$153.030
10+
$142.300
25+
$134.430
50+
$128.710
Min: 1 / Mult: 1
202 Series
SPDT
10A
Socket
Quick Connect / Screw
240VAC
480VAC
3 Phase
5W
190VAC
480VAC
IEC, UL
30C3079

RoHS

Date/Lot Code

Each
1+
$122.740
5+
$119.670
10+
$116.610
25+
$110.470
50+
$104.330
More Pricing...
Min: 1 / Mult: 1
PAP Series
SPDT
10A
Socket
Quick Connect
277VAC
240VAC
3 Phase
40VA
180VAC
230VAC
-
28C3540
Each
1+
$154.590
Min: 5 / Mult: 5
WRA Series
SPDT
10A
Socket
Quick Connect
250VAC
220VAC
3 Phase
3VA
-
-
-
88F1055
Each
1+
$122.740
Min: 20 / Mult: 20
WRS Series
SPDT
10A
Socket
Quick Connect
250VAC
220VAC
3 Phase
3VA
-
-
-
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