Phase Monitoring Relays:

90 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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ComparePrice ForQuantity
2056305

RoHS

Each
1+
Rs.26,002.930
Total:Rs.26,002.93
Min: 1 / Mult: 1
Harmony RM35 Series
DPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
22VA
194VAC
528VAC
1344233

RoHS

Each
1+
Rs.6,337.630
5+
Rs.6,210.850
10+
Rs.6,086.640
Total:Rs.6,337.63
Min: 1 / Mult: 1
70 Series
SPDT
6A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
1W
208VAC
480VAC
3111268

RoHS

Each
1+
Rs.8,068.290
5+
Rs.7,911.520
10+
Rs.7,754.750
Total:Rs.8,068.29
Min: 1 / Mult: 1
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
15VA
183VAC
528VAC
2835320

RoHS

Each
1+
Rs.15,089.660
Total:Rs.15,089.66
Min: 1 / Mult: 1
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
15VA
380V
480VAC
2780442

RoHS

Each
1+
Rs.14,420.110
Total:Rs.14,420.11
Min: 1 / Mult: 1
Harmony RM22UB Series
DPDT
8A
DIN Rail
Screw
-
250V
240VAC
-
1 Phase
2W
80V
300V
2295793

RoHS

Each
1+
Rs.10,306.100
5+
Rs.10,099.980
10+
Rs.9,893.860
Total:Rs.10,306.10
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail, Panel
Screw
-
250V
415VAC
-
3 Phase
11VA
380V
415VAC
1895998

RoHS

Each
1+
Rs.12,042.300
5+
Rs.11,101.040
10+
Rs.10,159.780
Total:Rs.12,042.30
Min: 1 / Mult: 1
CM-PFE Series
SPDT
4A
DIN Rail
Screw
-
250V
440VAC
-
3 Phase
15VA
208VAC
440VAC
3111267

RoHS

Each
1+
Rs.13,307.620
5+
Rs.13,041.470
10+
Rs.12,775.320
Total:Rs.13,307.62
Min: 1 / Mult: 1
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250V
576VAC
-
3 Phase
15VA
380V
480VAC
2780443

RoHS

Each
1+
Rs.27,663.900
Total:Rs.27,663.90
Min: 1 / Mult: 1
Harmony RM35UB3 Series
DPDT
5A
DIN Rail
Screw
-
250V
277VAC
-
3 Phase
3.9VA
114VAC
329VAC
3922060

RoHS

Each
1+
Rs.14,583.570
Total:Rs.14,583.57
Min: 1 / Mult: 1
Harmony RM22 Series
DPDT-CO
8A
DIN Rail
Screw
-
250V
576VAC
-
3 Phase
4VA
208VAC
480VAC
2507225

RoHS

Each
1+
Rs.8,483.890
5+
Rs.8,314.220
10+
Rs.8,144.540
Total:Rs.8,483.89
Min: 1 / Mult: 1
K8DS Series
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
2507215

RoHS

Each
1+
Rs.16,684.770
Total:Rs.16,684.77
Min: 1 / Mult: 1
K8AK Series
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
2504231

RoHS

Each
1+
Rs.8,711.840
5+
Rs.8,482.580
10+
Rs.8,312.930
Total:Rs.8,711.84
Min: 1 / Mult: 1
K8AK Series
DPDT-NC
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
-
200VAC
480VAC
2102318

RoHS

Each
1+
Rs.32,376.620
Total:Rs.32,376.62
Min: 1 / Mult: 1
CM Series
DPDT
5A
DIN Rail
Spring Clamp
-
300VAC
500VAC
-
3 Phase
18VA
300VAC
500VAC
3111269

RoHS

Each
1+
Rs.16,732.580
Total:Rs.16,732.58
Min: 1 / Mult: 1
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250V
240VAC
-
3 Phase
10VA
200VAC
240VAC
3214133

RoHS

Each
1+
Rs.19,811.400
Total:Rs.19,811.40
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
-
500V
500VAC
-
3 Phase
15VA
300VAC
500VAC
9514430

RoHS

Each
1+
Rs.62,826.670
Total:Rs.62,826.67
Min: 1 / Mult: 1
BD 9080 Series
DPDT
-
DIN Rail
Screw
-
230VAC
400VAC
-
3 Phase
2.4VA
-
-
9515399

RoHS

Each
1+
Rs.14,271.700
5+
Rs.13,696.490
10+
Rs.13,426.820
Total:Rs.14,271.70
Min: 1 / Mult: 1
-
DPDT
-
DIN Rail
Screw
-
230VAC
500VAC
-
3 Phase
-
-
-
3214139

RoHS

Each
1+
Rs.24,536.060
Total:Rs.24,536.06
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
-
250V
500VAC
-
3 Phase
18VA
300VAC
500VAC
9515046

RoHS

Each
1+
Rs.9,608.200
5+
Rs.9,416.040
10+
Rs.9,223.880
Total:Rs.9,608.20
Min: 1 / Mult: 1
-
SPST-NC
-
DIN Rail
Screw
-
230VAC
400VAC
-
3 Phase
-
-
-
4163404

RoHS

Each
1+
Rs.6,464.000
5+
Rs.6,331.860
10+
Rs.6,187.600
Total:Rs.6,464.00
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
Screw
-
250V
240VAC
-
3 Phase
5VA
-
240VAC
4163406

RoHS

Each
1+
Rs.6,464.000
5+
Rs.6,331.860
10+
Rs.6,187.600
Total:Rs.6,464.00
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
4163403

RoHS

Each
1+
Rs.5,116.860
5+
Rs.5,011.390
10+
Rs.4,897.440
Total:Rs.5,116.86
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
15VA
-
415VAC
4163405

RoHS

Each
1+
Rs.6,464.000
5+
Rs.6,331.860
10+
Rs.6,187.600
Total:Rs.6,464.00
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
Screw
-
250V
240VAC
-
1 Phase, 3 Phase
5VA
-
240VAC
4163396

RoHS

Each
1+
Rs.8,894.070
5+
Rs.8,709.800
10+
Rs.8,512.200
Total:Rs.8,894.07
Min: 1 / Mult: 1
-
DPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
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