Phase Monitoring Relays:

10 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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ComparePrice forQuantity
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
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
55AJ2777

RoHS

Each
1+
$219.960
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
-
Screw
250VAC
576VAC
-
3 Phase
15VA
380V
480V
55T7542

RoHS

Each
1+
$141.340
10+
$134.720
25+
$128.090
50+
$121.470
100+
$114.840
Min: 1 / Mult: 1
CM-PFE
SPDT
4A
DIN Rail
-
Screw
250VAC
440VAC
-
3 Phase
15VA
208VAC
440VAC
50AJ8750

RoHS

Each
1+
$138.180
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
15VA
183VAC
528VAC
69AK8662

RoHS

Each
1+
$37.640
100+
$37.640
250+
$37.640
500+
$37.640
1000+
$37.640
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
69AK8661

RoHS

Each
1+
$36.100
100+
$36.100
250+
$36.100
500+
$36.100
1000+
$36.100
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
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
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
44AC2546

RoHS

Each
1+
$55.550
5+
$50.390
10+
$48.920
25+
$47.950
50+
$45.630
More Pricing...
Min: 1 / Mult: 1
SM 301 Series
SPDT
5A
DIN Rail
250V
Screw
250VAC
415VAC
28V
3 Phase
15VA
-
415VAC
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