5A Phase Monitoring Relays:

38 Products Found

Element14 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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Contact Configuration
Contact Current
Relay Mounting
Relay Terminals
Contact Voltage VAC
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Contact Voltage VDC
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Power Consumption
Phase Monitoring Range Min
Phase Monitoring Range Max
Packaging
Filter(s) Applied
1 Filter(s) Selected
ComparePrice ForQuantity
2056304

RoHS

Each
1+
S$203.940
(S$222.2946)
5+
S$199.870
(S$217.8583)
10+
S$195.790
(S$213.4111)
Min: 1 / Mult: 1
Zelio
DPDT
5A
DIN Rail
Screw
-
250V
440VAC
-
3 Phase
22VA
183V
484V
2507215

RoHS

Each
1+
S$187.680
(S$204.5712)
Min: 1 / Mult: 1
K8AK
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
2915307

RoHS

Each
1+
S$111.780
(S$121.8402)
5+
S$109.550
(S$119.4095)
10+
S$107.310
(S$116.9679)
Min: 1 / Mult: 1
EMD
SPDT
5A
DIN Rail
Quick Connect
-
250V
480VAC
-
3 Phase
1.5W
187VAC
519VAC
2915306

RoHS

Each
1+
S$118.820
(S$129.5138)
5+
S$116.450
(S$126.9305)
10+
S$114.070
(S$124.3363)
Min: 1 / Mult: 1
EMD
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
1.5W
187VAC
519VAC
4163403

RoHS

Each
1+
S$85.550
(S$93.2495)
5+
S$82.140
(S$89.5326)
10+
S$80.520
(S$87.7668)
20+
S$78.960
(S$86.0664)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
15VA
-
415VAC
4163398

RoHS

Each
1+
S$125.120
(S$136.3808)
5+
S$120.100
(S$130.909)
10+
S$117.750
(S$128.3475)
20+
S$115.490
(S$125.8841)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
16VA
208VAC
480VAC
4163402

RoHS

Each
1+
S$80.870
(S$88.1483)
5+
S$77.640
(S$84.6276)
10+
S$76.110
(S$82.9599)
20+
S$74.670
(S$81.3903)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
15VA
-
415VAC
4163395

RoHS

Each
1+
S$130.820
(S$142.5938)
5+
S$125.580
(S$136.8822)
10+
S$123.110
(S$134.1899)
20+
S$120.750
(S$131.6175)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
4163407

RoHS

Each
1+
S$116.030
(S$126.4727)
5+
S$111.370
(S$121.3933)
10+
S$109.190
(S$119.0171)
20+
S$107.080
(S$116.7172)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
2056305

RoHS

Each
1+
S$496.580
(S$541.2722)
Min: 1 / Mult: 1
Zelio
DPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
22VA
194VAC
528VAC
2455513

RoHS

Each
1+
S$130.190
(S$141.9071)
5+
S$126.280
(S$137.6452)
10+
S$123.760
(S$134.8984)
Min: 1 / Mult: 1
Zelio
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
22VA
-
-
2780443

RoHS

Each
1+
S$460.630
(S$502.0867)
Min: 1 / Mult: 1
Zelio RM35UB3
DPDT
5A
DIN Rail
Screw
-
250V
277VAC
-
3 Phase
3.9VA
114VAC
329VAC
2504231

RoHS

Each
1+
S$128.240
(S$139.7816)
5+
S$125.580
(S$136.8822)
10+
S$122.860
(S$133.9174)
Min: 1 / Mult: 1
K8AK
DPDT-NC
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
-
200VAC
480VAC
2507225

RoHS

Each
1+
S$89.680
(S$97.7512)
5+
S$87.890
(S$95.8001)
10+
S$86.100
(S$93.849)
Min: 1 / Mult: 1
K8DS
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
4377819

RoHS

Each
1+
S$133.140
(S$145.1226)
5+
S$126.470
(S$137.8523)
10+
S$122.480
(S$133.5032)
Min: 1 / Mult: 1
DPA51 Series
SPDT
5A
DIN Rail
Screw
-
24VDC
480VAC
-
3 Phase
13VA
177VAC
552VAC
4163401

RoHS

Each
1+
S$90.080
(S$98.1872)
5+
S$86.480
(S$94.2632)
10+
S$84.790
(S$92.4211)
20+
S$83.170
(S$90.6553)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
3VA
208VAC
480VAC
4163405

RoHS

Each
1+
S$102.330
(S$111.5397)
5+
S$98.260
(S$107.1034)
10+
S$96.330
(S$104.9997)
20+
S$94.470
(S$102.9723)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
240VAC
-
1 Phase, 3 Phase
5VA
-
240VAC
4163396

RoHS

Each
1+
S$140.820
(S$153.4938)
5+
S$135.170
(S$147.3353)
10+
S$132.520
(S$144.4468)
20+
S$129.990
(S$141.6891)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
4300429

RoHS

Each
1+
S$195.430
(S$213.0187)
5+
S$180.950
(S$197.2355)
10+
S$177.340
(S$193.3006)
Min: 1 / Mult: 1
DPB51 Series
SPDT
5A
DIN Rail, Panel
Screw
-
250V
-
-
3 Phase
13VA
208VAC
480VAC
4163404

RoHS

Each
1+
S$102.330
(S$111.5397)
5+
S$98.260
(S$107.1034)
10+
S$96.330
(S$104.9997)
20+
S$94.470
(S$102.9723)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
240VAC
-
3 Phase
5VA
-
240VAC
4163406

RoHS

Each
1+
S$102.330
(S$111.5397)
5+
S$98.260
(S$107.1034)
10+
S$96.330
(S$104.9997)
20+
S$94.470
(S$102.9723)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
4163397

RoHS

Each
1+
S$150.960
(S$164.5464)
5+
S$144.930
(S$157.9737)
10+
S$142.080
(S$154.8672)
20+
S$139.360
(S$151.9024)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
240VAC
300V
-
3 Phase
5VA
85V
300V
4163408

RoHS

Each
1+
S$116.030
(S$126.4727)
5+
S$111.370
(S$121.3933)
10+
S$109.190
(S$119.0171)
20+
S$107.080
(S$116.7172)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
4163399

RoHS

Each
1+
S$80.330
(S$87.5597)
5+
S$77.100
(S$84.039)
10+
S$75.600
(S$82.404)
20+
S$74.150
(S$80.8235)
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
3.5VA
208VAC
480VAC
4259621
Each
1+
S$140.390
(S$153.0251)
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
Screw
-
250V
230VAC
-
3 Phase
8VA
170VAC
290VAC
1-25 of 38 items
of 2 page(s)

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