ex VAT

Phase Monitoring Relays:

140 Products Found

Farnell 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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4713109

RoHS

Each
1+
€282.980
Min: 1 / Mult: 1
DPC01 Series
2 x SPDT
5A
DIN Rail
-
Screw
24VDC
690VAC
-
3 Phase
7VA
510VAC
793VAC
-
4713017

RoHS

Each
1+
€169.280
Min: 1 / Mult: 1
DPA55 Series
SPDT
5A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
18VA
177VAC
550VAC
-
4312771

RoHS

Each
1+
€221.560
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
4713135

RoHS

Each
1+
€132.410
Min: 1 / Mult: 1
PPA01 Series
2 x DPDT
3A
Socket
-
Plug In
250VAC
415VAC
-
3 Phase
10VA
323V
477V
-
4247877

RoHS

Each
1+
€335.700
Min: 1 / Mult: 1
CM-MPN Series
DPDT
4A
DIN Rail
-
Push In
250VAC
820VAC
-
3 Phase
59VA
530VAC
820VAC
-
4312772

RoHS

Each
1+
€180.470
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
4713133

RoHS

Each
1+
€307.960
Min: 1 / Mult: 1
DPC02 Series
2 x SPDT
5A
DIN Rail
-
Screw
24VDC
690VAC
-
3 Phase
7VA
177VAC
793VAC
-
4244638

RoHS

Each
1+
€76.710
5+
€75.180
10+
€73.640
Min: 1 / Mult: 1
70 Series
SPDT
6A
DIN Rail
-
Push In
400VAC
415VAC
-
3 Phase
1W
208VAC
480VAC
-
4312768

RoHS

Each
1+
€300.810
Min: 1 / Mult: 1
DPC01 Series
-
5A
-
-
-
24VDC
690VAC
-
-
-
177VAC
793VAC
-
2987237

RoHS

OMRON INDUSTRIAL AUTOMATION
Each
1+
€70.510
5+
€68.760
10+
€66.980
25+
€63.460
50+
€59.940
Min: 1 / Mult: 1
K8AK-PH Series
DPDT-NC
5A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
4.1VA
200VAC
480VAC
-
3487981

RoHS

Each
1+
€347.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3484528

RoHS

Each
1+
€156.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3484532

RoHS

Each
1+
€223.000
Min: 1 / Mult: 1
-
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-
-
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-
-
-
-
-
-
-
-
3484526

RoHS

Each
1+
€150.000
Min: 1 / Mult: 1
SIRIUS 3UG4 Series
SPDT
60A
DIN Rail, Panel
-
Screw
690VAC
690VAC
-
3 Phase
5.8W
-
-
-
3484514

RoHS

Each
1+
€135.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3487979

RoHS

Each
1+
€331.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
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-
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3487980

RoHS

Each
1+
€343.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3484529

RoHS

Each
1+
€183.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3484530

RoHS

Each
1+
€207.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
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-
-
-
-
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3484534

RoHS

Each
1+
€238.000
Min: 1 / Mult: 1
-
-
-
-
-
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-
-
-
-
-
-
-
-
3484517

RoHS

Each
1+
€155.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
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3484521

RoHS

Each
1+
€143.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3484536

RoHS

Each
1+
€301.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
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3484516

RoHS

Each
1+
€155.000
Min: 1 / Mult: 1
-
-
-
-
-
-
-
-
-
-
-
-
-
-
3487978

RoHS

Each
1+
€329.000
Min: 1 / Mult: 1
-
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-
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-
-
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-
-
-
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