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+
$161.790
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+
$254.910
5+
$248.540
10+
$242.180
25+
$229.430
50+
$216.680
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+
$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
-
66Y0750

RoHS

Each
1+
$196.970
10+
$187.130
25+
$177.270
50+
$167.430
100+
$157.570
Min: 1 / Mult: 1
-
DPDT
4A
DIN Rail
Screw
24V
500VAC
3 Phase
-
200VAC
500VAC
CSA, IEC, UL
23AH3169

RoHS

Each
1+
$318.940
5+
$308.810
10+
$294.860
25+
$280.880
50+
$244.750
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
250VAC
500VAC
3 Phase
18VA
300VAC
500VAC
-
06X0781
Each
1+
$168.530
Min: 1 / Mult: 1
-
SPDT
10A
-
Plug In
240VAC
550VAC
3 Phase
90VA
200VAC
500VAC
-
69AK8655

RoHS

Each
1+
$57.560
100+
$57.560
250+
$57.560
500+
$57.560
1000+
$57.560
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
240VAC
500VAC
3 Phase
5VA
145VAC
500VAC
-
69AK8656

RoHS

Each
1+
$61.940
100+
$61.940
250+
$61.940
500+
$61.940
1000+
$61.940
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
240VAC
500VAC
3 Phase
5VA
145VAC
500VAC
-
66Y0773

RoHS

Each
1+
$419.320
5+
$408.840
10+
$398.350
25+
$377.380
Min: 1 / Mult: 1
-
DPDT
4A
DIN Rail
Screw
24V
500VAC
3 Phase
-
300VAC
500VAC
CSA, IEC, UL
23AH3161

RoHS

Each
1+
$323.650
5+
$313.380
10+
$299.230
25+
$285.040
50+
$248.380
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
250VAC
500VAC
3 Phase
3VA
300VAC
500VAC
-
34AH3014

RoHS

Each
1+
$403.820
5+
$394.310
10+
$384.810
25+
$365.800
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
300VAC
500VAC
-
23AH3162

RoHS

Each
1+
$276.570
5+
$267.800
10+
$255.700
25+
$243.570
50+
$212.240
Min: 1 / Mult: 1
EMR6
DPDT
4A
DIN Rail
Screw
500V
500VAC
3 Phase
15VA
300VAC
500VAC
-
34AH3016

RoHS

Each
1+
$442.820
5+
$432.400
10+
$421.980
25+
$401.140
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
300VAC
500VAC
-
34AH3017

RoHS

Each
1+
$201.490
10+
$191.980
25+
$182.450
50+
$172.940
100+
$163.420
Min: 1 / Mult: 1
CM
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
200VAC
500VAC
-
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