Phase Monitoring Relays:

14 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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Relay Mounting
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Phase Monitoring Range Min
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Approvals & Standards
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1 Filter(s) Selected
ComparePrice forQuantity
03M5287
Each
1+
$210.170
Min: 1 / Mult: 1
SLU-100 Series
SPDT
10A
-
Plug In
240VAC
550VAC
3 Phase
90VA
200VAC
500VAC
-
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
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
-
66Y0750

RoHS

Each
1+
$255.880
10+
$243.090
25+
$230.290
50+
$217.500
100+
$204.700
Min: 1 / Mult: 1
-
DPDT
4A
DIN Rail
Screw
24V
500VAC
3 Phase
-
200VAC
500VAC
CSA, IEC, UL
23AH3169

RoHS

Each
1+
$439.800
5+
$425.840
10+
$406.610
25+
$387.330
50+
$337.500
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
250VAC
500VAC
3 Phase
18VA
300VAC
500VAC
-
06X0781
Each
1+
$218.930
Min: 1 / Mult: 1
-
SPDT
10A
-
Plug In
240VAC
550VAC
3 Phase
90VA
200VAC
500VAC
-
69AK8655

RoHS

Each
1+
$77.320
100+
$77.320
250+
$77.320
500+
$77.320
1000+
$77.320
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
240VAC
500VAC
3 Phase
5VA
145VAC
500VAC
-
69AK8656

RoHS

Each
1+
$82.000
100+
$82.000
250+
$82.000
500+
$82.000
1000+
$82.000
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
240VAC
500VAC
3 Phase
5VA
145VAC
500VAC
-
66Y0773

RoHS

Each
1+
$544.720
5+
$531.110
10+
$517.490
25+
$490.240
Min: 1 / Mult: 1
-
DPDT
4A
DIN Rail
Screw
24V
500VAC
3 Phase
-
300VAC
500VAC
CSA, IEC, UL
23AH3161

RoHS

Each
1+
$446.310
5+
$432.140
10+
$412.630
25+
$393.050
50+
$342.500
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
250VAC
500VAC
3 Phase
3VA
300VAC
500VAC
-
34AH3014

RoHS

Each
1+
$556.850
5+
$543.740
10+
$530.640
25+
$504.420
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
300VAC
500VAC
-
23AH3162

RoHS

Each
1+
$366.130
5+
$354.510
10+
$338.500
25+
$322.440
50+
$280.960
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
500V
500VAC
3 Phase
15VA
300VAC
500VAC
-
34AH3016

RoHS

Each
1+
$586.210
5+
$572.420
10+
$558.620
25+
$531.030
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
300VAC
500VAC
-
34AH3017

RoHS

Each
1+
$277.850
10+
$264.730
25+
$251.590
50+
$238.470
100+
$225.350
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
200VAC
500VAC
-
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