Phase Monitoring Relays:

169 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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ComparePrice forQuantity
69AK8658

RoHS

Each
1+
$114.260
100+
$104.740
250+
$104.740
500+
$104.740
1000+
$96.690
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
16VA
208VAC
480VAC
-
69AK8662

RoHS

Each
1+
$50.570
100+
$50.570
250+
$50.570
500+
$50.570
1000+
$50.570
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
SPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
-
69AK8661

RoHS

Each
1+
$47.790
100+
$47.790
250+
$47.790
500+
$47.790
1000+
$47.790
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
SPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
-
69AK8660

RoHS

Each
1+
$82.270
100+
$75.420
250+
$75.420
500+
$75.410
1000+
$69.610
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
3VA
208VAC
480VAC
-
69AK8667

RoHS

Each
1+
$68.560
100+
$68.560
250+
$68.560
500+
$68.560
1000+
$68.560
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
DPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
-
69AK8659

RoHS

Each
1+
$47.480
100+
$47.480
250+
$47.480
500+
$47.480
1000+
$47.480
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
3.5VA
208VAC
480VAC
-
85AK4169

RoHS

Each
1+
$276.770
5+
$242.100
10+
$238.220
Min: 1 / Mult: 1
DPB51 Series
-
SPDT
5A
DIN Rail, Panel
Screw
-
250VAC
-
-
3 Phase
13VA
208VAC
480VAC
-
69AK8665

RoHS

Each
1+
$60.490
100+
$60.490
250+
$60.490
500+
$60.490
1000+
$60.490
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
DPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
-
69AK8656

RoHS

Each
1+
$83.210
100+
$83.210
250+
$83.210
500+
$83.210
1000+
$83.210
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
-
DPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
-
82AK2917
Each
1+
$329.150
Min: 1 / Mult: 1
-
-
SPDT
10A
Socket
Plug In
-
240VAC
-
-
3 Phase
90VA
200VAC
430VAC
-
87AK0975
Each
1+
$104.670
10+
$104.670
25+
$104.670
50+
$104.670
100+
$104.670
Min: 1 / Mult: 1
200 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
208V
-
3 Phase
2VA
-
208V
-
87AK0976
Each
1+
$161.560
10+
$150.080
25+
$140.240
50+
$135.320
100+
$130.400
Min: 1 / Mult: 1
200 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
240V
-
3 Phase
2VA
-
240V
-
87AK0978
Each
1+
$98.120
10+
$98.120
25+
$98.120
50+
$98.120
100+
$98.120
Min: 1 / Mult: 1
200 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
2VA
-
480VAC
-
87AK0979
Each
1+
$117.750
10+
$117.750
25+
$117.750
50+
$117.750
100+
$117.750
Min: 1 / Mult: 1
200 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
575V
-
3 Phase
2VA
-
575V
-
56Y5878
Each
1+
$128.720
Min: 1 / Mult: 1
-
-
SPDT
5A
DIN Rail
Screw
-
250VAC
230VAC
-
3 Phase
8VA
170VAC
290VAC
-
91Y2598

RoHS

Date/Lot Code

Each
1+
$61.300
5+
$61.300
10+
$61.300
25+
$61.300
50+
$61.300
Min: 1 / Mult: 1
K8DT-PM Series
-
SPDT
5A
DIN Rail
Screw
-
250VAC
240V
-
3 Phase
1.7VA
200VAC
240V
UL
89C4381

RoHS

Each
1+
$227.960
5+
$216.570
10+
$209.730
25+
$202.890
Min: 1 / Mult: 1
DPA01 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
600VAC
-
3 Phase
15VA
323VAC
690VAC
-
27C0651

RoHS

Date/Lot Code

Each
1+
$164.820
5+
$160.690
10+
$156.570
25+
$148.330
50+
$140.100
More Pricing...
Min: 1 / Mult: 1
PAP Series
-
SPDT
10A
Socket
Quick Connect
-
277VAC
480VAC
-
3 Phase
40VA
330VAC
380VAC
-
06M3827

RoHS

Each
5+
$249.580
10+
$241.700
25+
$233.820
Min: 5 / Mult: 5
DPB01 Series
-
SPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
13VA
323VAC
550VAC
-
97M4684

RoHS

Each
Pricing is unavailable. Please contact customer services.
Zelio Series
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
1.8VA
183VAC
528VAC
-
05M4257

RoHS

Each
5+
$179.590
10+
$173.920
25+
$168.250
Min: 5 / Mult: 5
PPA01 Series
-
SPDT
8A
Socket
Quick Connect
-
250VAC
415VAC
-
3 Phase
10VA
177VAC
475VAC
-
06X0737

RoHS

Each
1+
$226.230
Min: 1 / Mult: 1
SLA Series
-
DPDT
10A
-
Plug In
-
240VAC
-
-
3 Phase
345VA
190V
270V
-
09P6655

RoHS

Each
Pricing is unavailable. Please contact customer services.
Zelio Series
-
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
1.8VA
183VAC
528VAC
-
68W6981

RoHS

Each
1+
$193.100
10+
$183.860
25+
$174.620
50+
$165.370
100+
$156.140
Min: 1 / Mult: 1
70 Series
-
SPDT
10A
DIN Rail, Panel
Screw
-
250VAC
415VAC
-
3 Phase
11VA
380VAC
415VAC
-
06X0748
Each
1+
$430.560
Min: 1 / Mult: 1
SLA Series
-
DPDT
3A
Surface Mount
Screw
-
600VAC
-
-
3 Phase
360VA
430V
480VAC
-
51-75 of 169 items
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