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.
Show More
View
Buyer
Engineer
Manufacturer
Product Range
Contact Configuration
Contact Current
Relay Mounting
Contact Voltage VAC
Relay Terminals
Switching Voltage Max
Supply Voltage Max
Contact Voltage VDC
Phase Type
Power Consumption
Phase Monitoring Range Min
Phase Monitoring Range Max
Approvals & Standards
Packaging
Filter(s) Applied
1 Filter(s) Selected
ComparePrice ForQuantity
2507225

RoHS

Each
1+
kr 492.550
5+
kr 482.730
10+
kr 472.850
Total:kr 492.55
Min: 1 / Mult: 1
K8DS Series
SPDT
5A
DIN Rail
-
Screw
-
480VAC
-
3 Phase
-
-
-
-
4163401

RoHS

Each
1+
kr 417.770
5+
kr 408.900
10+
kr 400.030
Total:kr 417.77
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
3VA
208VAC
480VAC
-
4163403

RoHS

Each
1+
kr 374.770
5+
kr 366.800
10+
kr 358.820
Total:kr 374.77
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
-
4163402

RoHS

Each
1+
kr 354.280
5+
kr 346.750
10+
kr 339.220
Total:kr 354.28
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
250VAC
415VAC
-
3 Phase
15VA
-
415VAC
-
4163398

RoHS

Each
1+
kr 548.110
5+
kr 536.480
10+
kr 524.710
Total:kr 548.11
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
16VA
208VAC
480VAC
-
4163399

RoHS

Each
1+
kr 372.610
5+
kr 364.630
10+
kr 356.740
Total:kr 372.61
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
3.5VA
208VAC
480VAC
-
4163395

RoHS

Each
1+
kr 573.070
5+
kr 560.930
10+
kr 548.700
Total:kr 573.07
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
240VAC
500VAC
-
3 Phase
5VA
145VAC
500VAC
-
2295793

RoHS

Each
1+
kr 913.740
5+
kr 895.440
10+
kr 877.210
Total:kr 913.74
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail, Panel
-
Screw
250VAC
415VAC
-
3 Phase
11VA
380VAC
415VAC
-
1344233

RoHS

Each
1+
kr 520.890
5+
kr 510.510
10+
kr 500.050
Total:kr 520.89
Min: 1 / Mult: 1
70 Series
SPDT
6A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
1W
208VAC
480VAC
-
1895998

RoHS

Each
1+
kr 781.160
5+
kr 765.540
10+
kr 749.920
Total:kr 781.16
Min: 1 / Mult: 1
CM-PFE Series
SPDT
4A
DIN Rail
-
Screw
250VAC
440VAC
-
3 Phase
15VA
208VAC
440VAC
UL
2507215

RoHS

Each
1+
kr 1,252.000
Total:kr 1,252.00
Min: 1 / Mult: 1
K8AK Series
SPDT
5A
DIN Rail
-
Screw
-
480VAC
-
3 Phase
-
-
-
-
2455513

RoHS

Each
1+
kr 674.030
5+
kr 660.570
10+
kr 647.100
Total:kr 674.03
Min: 1 / Mult: 1
Harmony RM17 Series
SPDT
5A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
22VA
-
-
-
4259624
Each
1+
kr 1,622.000
Total:kr 1,622.00
Min: 1 / Mult: 1
SLU Series
SPDT
10A
Socket
-
Plug In
240VAC
-
-
3 Phase
90VA
200VAC
430VAC
-
4236649

RoHS

Each
1+
kr 832.040
5+
kr 815.420
10+
kr 798.720
Total:kr 832.04
Min: 1 / Mult: 1
MWS Series
SPDT
8A
DIN Rail
-
Screw
250VAC
480VAC
-
3 Phase
22VA
183V
528V
-
4377819

RoHS

Each
1+
kr 1,096.000
Total:kr 1,096.00
Min: 1 / Mult: 1
DPA51 Series
SPDT
5A
DIN Rail
-
Screw
24VDC
480VAC
-
3 Phase
13VA
177VAC
552VAC
-
4300430

RoHS

Each
1+
kr 1,405.000
Total:kr 1,405.00
Min: 1 / Mult: 1
PPB01 Series
SPDT
8A
Socket
-
Plug In
250VAC
-
-
3 Phase
2.5VA
380VAC
480VAC
-
4259621
Each
1+
kr 1,108.000
Total:kr 1,108.00
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
-
Screw
250VAC
230VAC
-
3 Phase
8VA
170VAC
290VAC
-
4259625
Each
1+
kr 1,491.000
Total:kr 1,491.00
Min: 1 / Mult: 1
SLU Series
SPDT
10A
Socket
-
Plug In
240VAC
-
-
3 Phase
90VA
200VAC
430VAC
-
2295791

RoHS

Each
1+
kr 750.890
5+
kr 735.880
10+
kr 720.860
Total:kr 750.89
Min: 1 / Mult: 1
70 Series
SPDT
10A
DIN Rail, Panel
-
Screw
250VAC
240VAC
-
1 Phase
2.6VA
220VAC
240VAC
-
2811545

RoHS

Each
1+
kr 296.080
5+
kr 293.540
10+
kr 287.550
Total:kr 296.08
Min: 1 / Mult: 1
-
SPDT
5A
DIN Rail
250V
Screw
250VAC
415VAC
28V
3 Phase
15VA
-
415VAC
CE
2102326

RoHS

Each
1+
kr 933.630
Total:kr 933.63
Min: 1 / Mult: 1
CM Series
SPDT
-
DIN Rail
-
Screw
24VDC
500VAC
-
3 Phase
-
200VAC
500VAC
UL
2612120

RoHS

Each
1+
kr 545.020
Total:kr 545.02
Min: 1 / Mult: 1
K8DS Series
SPDT
5A
DIN Rail
-
Screw
1.25kV
250VAC
-
3 Phase
150W
-
-
UL
1895999

RoHS

Each
1+
kr 710.490
5+
kr 696.280
10+
kr 682.070
Total:kr 710.49
Min: 1 / Mult: 1
CM-PVE Series
SPDT
5A
DIN Rail
-
Screw
300VAC
460VAC
-
3 Phase
-
185VAC
460VAC
UL
2507217

RoHS

Each
1+
kr 1,404.000
Total:kr 1,404.00
Min: 1 / Mult: 1
K8AK Series
SPDT
5A
DIN Rail
-
Screw
-
480VAC
-
3 Phase
-
-
-
-
2612117

RoHS

Each
1+
kr 1,252.000
Total:kr 1,252.00
Min: 1 / Mult: 1
K8AK Series
SPDT
5A
DIN Rail
-
Screw
1.25kV
480VAC
-
3 Phase
4.4VA
220VAC
480VAC
UL
1-25 of 65 items
of 3 page(s)

Popular Suppliers

ABB
SCHNEIDER ELECTRIC
OMRON
EATON
SIEMENS
TE CONNECTIVITY
PANASONIC
CROUZET