ex VAT

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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ComparePrice ForQuantity
4163407

RoHS

Each
1+
CHF 57.880
5+
CHF 55.550
10+
CHF 54.470
20+
CHF 53.420
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
-
3111269

RoHS

Each
1+
CHF 141.010
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
-
Screw
250VAC
240VAC
-
3 Phase
10VA
200VAC
240VAC
-
4163406

RoHS

Each
1+
CHF 53.570
5+
CHF 51.430
10+
CHF 50.410
20+
CHF 49.440
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
-
4163408

RoHS

Each
1+
CHF 60.720
5+
CHF 58.300
10+
CHF 57.150
20+
CHF 56.050
Min: 1 / Mult: 1
MP Voltage Monitoring Relays
DPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
10VA
-
415VAC
-
2780437

RoHS

Each
1+
CHF 103.600
5+
CHF 101.530
10+
CHF 99.460
Min: 1 / Mult: 1
Zelio RM22TU
DPDT
8A
DIN Rail
-
Screw
250VAC
240VAC
-
3 Phase
10VA
200VAC
240VAC
EN, IEC
3111266

RoHS

Each
1+
CHF 142.330
Min: 1 / Mult: 1
Zelio
DPDT
8A
DIN Rail
-
Screw
250VAC
288VAC
-
3 Phase
10VA
200VAC
240VAC
-
2811533

RoHS

Each
1+
CHF 58.470
5+
CHF 56.660
10+
CHF 54.850
20+
CHF 53.740
Min: 1 / Mult: 1
SM500 Series
DPDT
5A
DIN Rail
250V
Screw
250VAC
415VAC
28V
3 Phase
10VA
-
415VAC
CE
4713135

RoHS

Each
1+
CHF 145.190
Min: 1 / Mult: 1
PPA01 Series
2 x DPDT
3A
Socket
-
Plug In
250VAC
415VAC
-
3 Phase
10VA
323V
477V
-
1-8 of 8 items
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