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Phase Monitoring Relays :

96 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
4163401

RoHS

Each
1+
Rs.5,887.210
5+
Rs.5,768.030
10+
Rs.5,641.240
20+
Rs.5,430.760
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
3VA
208VAC
480VAC
4163407

RoHS

Each
1+
Rs.7,178.890
5+
Rs.7,034.350
10+
Rs.6,879.660
20+
Rs.6,678.950
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
4163395

RoHS

Each
1+
Rs.8,095.290
5+
Rs.7,931.730
10+
Rs.7,758.030
20+
Rs.7,532.880
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
4163403

RoHS

Each
1+
Rs.5,294.320
5+
Rs.5,186.550
10+
Rs.5,073.700
20+
Rs.4,926.570
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
4163405

RoHS

Each
1+
Rs.6,688.180
5+
Rs.6,552.520
10+
Rs.6,409.240
20+
Rs.6,169.610
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250VAC
240VAC
-
1 Phase, 3 Phase
5VA
-
240VAC
4163396

RoHS

Each
1+
Rs.9,201.400
5+
Rs.9,015.020
10+
Rs.8,817.220
20+
Rs.8,488.840
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
4163404

RoHS

Each
1+
Rs.6,688.180
5+
Rs.6,552.520
10+
Rs.6,409.240
20+
Rs.6,169.610
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250VAC
240VAC
-
3 Phase
5VA
-
240VAC
4163406

RoHS

Each
1+
Rs.6,688.180
5+
Rs.6,552.520
10+
Rs.6,409.240
20+
Rs.6,169.610
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
4163402

RoHS

Each
1+
Rs.5,004.020
5+
Rs.4,903.850
10+
Rs.4,796.080
20+
Rs.4,657.460
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
4163398

RoHS

Each
1+
Rs.7,741.070
5+
Rs.7,586.390
10+
Rs.7,420.290
20+
Rs.7,204.450
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
16VA
208VAC
480VAC
4163397

RoHS

Each
1+
Rs.12,550.960
5+
Rs.11,922.080
10+
Rs.11,630.470
20+
Rs.11,354.060
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
240VAC
300V
-
3 Phase
5VA
85V
300V
4163408

RoHS

Each
1+
Rs.7,580.810
5+
Rs.7,427.390
10+
Rs.7,265.100
20+
Rs.6,992.500
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
4163399

RoHS

Each
1+
Rs.5,248.350
5+
Rs.5,141.840
10+
Rs.5,030.270
20+
Rs.4,842.620
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
3.5VA
208VAC
480VAC
2056305

RoHS

Each
1+
Rs.26,002.930
Harmony RM35 Series
DPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
22VA
194VAC
528VAC
2056304

RoHS

Each
1+
Rs.12,326.900
5+
Rs.11,984.540
10+
Rs.11,670.380
Harmony RM17 Series
DPDT
5A
DIN Rail
Screw
-
250VAC
440VAC
-
3 Phase
22VA
183V
484V
1344233

RoHS

Each
1+
Rs.6,661.540
5+
Rs.6,486.240
10+
Rs.6,356.520
70 Series
SPDT
6A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
1W
208VAC
480VAC
2455513

RoHS

Each
1+
Rs.10,642.170
5+
Rs.10,429.330
10+
Rs.10,216.490
Harmony RM17 Series
SPDT
5A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
22VA
-
-
3111268

RoHS

Each
1+
Rs.6,946.200
5+
Rs.6,807.280
10+
Rs.6,668.360
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
15VA
183V
528VAC
2835320

RoHS

Each
1+
Rs.13,466.660
Harmony RM22 Series
DPDT
8A
DIN Rail
Screw
-
250VAC
480VAC
-
3 Phase
15VA
380V
480VAC
2780442

RoHS

Each
1+
Rs.14,793.530
Harmony RM22UB Series
DPDT
8A
DIN Rail
Screw
-
250VAC
240VAC
-
1 Phase
2W
80V
300V
2295793

RoHS

Each
1+
Rs.12,257.210
5+
Rs.12,012.070
10+
Rs.11,766.930
70 Series
SPDT
10A
DIN Rail, Panel
Screw
-
250VAC
415VAC
-
3 Phase
11VA
380V
415VAC
1895998

RoHS

Each
1+
Rs.12,809.730
5+
Rs.12,020.070
10+
Rs.11,230.410
CM-PFE Series
SPDT
4A
DIN Rail
Screw
-
250VAC
440VAC
-
3 Phase
15VA
208VAC
440VAC
2780440

RoHS

Each
1+
Rs.15,807.570
Harmony RM22UA Series
DPDT
8A
DIN Rail
Screw
-
250VAC
240VAC
-
1 Phase
1.5W
15V
500VAC
3214134

RoHS

Each
1+
Rs.24,794.600
EMR6 Series
DPDT
4A
DIN Rail
Screw
-
250VAC
500VAC
-
3 Phase
3VA
300VAC
500VAC
2780443

RoHS

Each
1+
Rs.25,767.470
Harmony RM35UB3 Series
DPDT
5A
DIN Rail
Screw
-
250VAC
277VAC
-
3 Phase
3.9VA
114VAC
329VAC
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