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Phase Monitoring Relays :

115 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
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Relay Mounting
Relay Terminals
Contact Voltage VAC
Switching Voltage Max
Supply Voltage Max
Contact Voltage VDC
Phase Type
Power Consumption
Phase Monitoring Range Min
Phase Monitoring Range Max
2056305

RoHS

Each
1+Php15,949.400
Harmony RM35 Series
DPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
22VA
194VAC
528VAC
2295793

RoHS

Each
1+Php7,818.800
5+Php7,662.600
10+Php7,506.000
70 Series
SPDT
10A
DIN Rail, Panel
Screw
-
250V
415VAC
-
3 Phase
11VA
380VAC
415VAC
1895998

RoHS

Each
1+Php6,524.600
5+Php6,328.800
10+Php6,202.400
CM-PFE Series
SPDT
4A
DIN Rail
Screw
-
250V
440VAC
-
3 Phase
15VA
208VAC
440VAC
2507225

RoHS

Each
1+Php4,417.700
5+Php4,329.500
10+Php4,241.300
K8DS Series
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
9515399

RoHS

Each
1+Php4,844.300
-
DPDT
-
DIN Rail
Screw
-
230VAC
500VAC
-
3 Phase
-
-
-
4377819

RoHS

Each
1+Php5,981.000
5+Php5,681.700
10+Php5,502.600
DPA51 Series
SPDT
5A
DIN Rail
Screw
-
24VDC
480VAC
-
3 Phase
13VA
177VAC
552VAC
2507217

RoHS

Each
1+Php12,011.900
K8AK Series
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
2507213

RoHS

Each
1+Php12,011.900
K8AK Series
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2507211

RoHS

Each
1+Php10,734.800
K8AK Series
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2507212

RoHS

Each
1+Php11,043.500
K8AK Series
-
5A
-
-
-
-
480VAC
-
-
-
-
-
2507216

RoHS

Each
1+Php12,011.900
K8AK Series
SPDT
5A
DIN Rail
Screw
-
-
240VAC
-
3 Phase
-
-
-
2507215

RoHS

Each
1+Php10,439.600
K8AK Series
SPDT
5A
DIN Rail
Screw
-
-
480VAC
-
3 Phase
-
-
-
2780442

RoHS

Each
1+Php9,780.800
Harmony RM22UB Series
DPDT
8A
DIN Rail
Screw
-
250V
240VAC
-
1 Phase
2W
80V
300V
4163407

RoHS

Each
1+Php4,196.300
5+Php4,107.600
10+Php4,012.700
20+Php3,855.200
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
4163401

RoHS

Each
1+Php3,242.700
5+Php3,174.300
10+Php3,101.000
20+Php2,980.400
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
3VA
208VAC
480VAC
4163403

RoHS

Each
1+Php3,094.700
5+Php3,028.500
10+Php2,959.200
20+Php2,843.100
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
15VA
-
415VAC
4163405

RoHS

Each
1+Php3,920.000
5+Php3,836.700
10+Php3,748.500
20+Php3,601.400
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
240VAC
-
1 Phase, 3 Phase
5VA
-
240VAC
4163396

RoHS

Each
1+Php5,392.800
5+Php5,278.500
10+Php5,157.000
20+Php4,955.400
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
4163406

RoHS

Each
1+Php3,920.000
5+Php3,836.700
10+Php3,748.500
20+Php3,601.400
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
4163398

RoHS

Each
1+Php4,524.800
5+Php4,429.800
10+Php4,328.100
20+Php4,158.000
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
16VA
208VAC
480VAC
4163397

RoHS

Each
1+Php7,430.900
5+Php7,044.800
10+Php6,865.700
20+Php6,696.000
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
240VAC
300V
-
3 Phase
5VA
85V
300V
4163408

RoHS

Each
1+Php4,443.300
5+Php4,348.800
10+Php4,249.400
20+Php4,082.000
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
Screw
-
250V
415VAC
-
3 Phase
10VA
-
415VAC
4163399

RoHS

Each
1+Php3,076.200
5+Php3,010.500
10+Php2,942.100
20+Php2,826.900
MP Voltage Monitoring Relays
SPDT
5A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
3.5VA
208VAC
480VAC
2056304

RoHS

Each
1+Php11,673.000
5+Php11,439.900
10+Php11,206.400
Harmony RM17 Series
DPDT
5A
DIN Rail
Screw
-
250V
440VAC
-
3 Phase
22VA
183V
484V
1344233

RoHS

Each
1+Php6,370.700
5+Php5,916.600
10+Php5,462.100
70 Series
SPDT
6A
DIN Rail
Screw
-
250V
480VAC
-
3 Phase
1W
208VAC
480VAC
1-25 of 115 items
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