Newark 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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66Y0750

RoHS

Each
1+
$255.880
10+
$243.090
25+
$230.290
50+
$217.500
100+
$204.700
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screw
24V
500VAC
3 Phase
-
200VAC
500VAC
CSA, IEC, UL
55T7542

RoHS

Each
1+
$193.850
10+
$185.080
25+
$176.310
50+
$167.540
100+
$158.770
Min: 1 / Mult: 1
CM-PFE Series
SPDT
4A
DIN Rail
Screw
250V
440VAC
3 Phase
15VA
208VAC
440VAC
-
23AH3169

RoHS

Each
1+
$458.680
5+
$444.650
10+
$425.320
25+
$405.940
50+
$355.870
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
250V
500VAC
3 Phase
18VA
300VAC
500VAC
-
66Y0773

RoHS

Each
1+
$544.720
5+
$531.110
10+
$517.490
25+
$490.240
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screw
24V
500VAC
3 Phase
-
300VAC
500VAC
CSA, IEC, UL
23AH3161

RoHS

Each
1+
$465.450
5+
$451.210
10+
$431.600
25+
$411.930
50+
$361.130
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
250V
500VAC
3 Phase
3VA
300VAC
500VAC
-
34AH3014

RoHS

Each
1+
$573.500
5+
$560.400
10+
$547.290
25+
$521.070
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
300VAC
500VAC
-
23AH3162

RoHS

Each
1+
$381.840
5+
$370.160
10+
$354.060
25+
$337.940
50+
$296.250
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
500V
500VAC
3 Phase
15VA
300VAC
500VAC
-
34AH3016

RoHS

Each
1+
$603.740
5+
$589.950
10+
$576.150
25+
$548.550
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
300VAC
500VAC
-
66Y0844

RoHS

Each
1+
$735.810
5+
$717.420
10+
$699.020
25+
$662.230
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screw
24V
580VAC
3 Phase
-
350VAC
580VAC
CSA, IEC, UL
34AH3021

RoHS

Each
1+
$640.340
5+
$625.710
10+
$611.090
25+
$581.840
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screwless
230VAC
170VAC
3 Phase
-
90VAC
170VAC
-
23AH3159

RoHS

Each
1+
$607.770
5+
$589.180
10+
$563.580
25+
$537.890
50+
$471.550
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
250V
580VAC
3 Phase
41VA
350VAC
580VAC
-
23AH3168

RoHS

Each
1+
$372.940
5+
$361.540
10+
$345.820
25+
$330.070
50+
$289.360
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
250V
400VAC
3 Phase
18VA
360VAC
440VAC
-
34AH3017

RoHS

Each
1+
$285.680
10+
$272.560
25+
$259.420
50+
$246.300
100+
$233.180
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screwless
230VAC
500VAC
3 Phase
-
200VAC
500VAC
-
34AH3022

RoHS

Each
1+
$640.340
5+
$625.710
10+
$611.090
25+
$581.840
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Screwless
230VAC
280VAC
3 Phase
-
180VAC
280VAC
-
80AK6461

RoHS

Each
1+
$687.210
5+
$666.290
10+
$637.470
25+
$608.560
50+
$533.890
Min: 1 / Mult: 1
CM Series
DPDT
4A
DIN Rail
Push In
250V
820VAC
3 Phase
59VA
530VAC
820VAC
-
97AK4962

RoHS

Each
1+
$412.190
5+
$398.120
10+
$378.720
25+
$359.260
50+
$309.000
Min: 1 / Mult: 1
EMR6 Series
DPDT
4A
DIN Rail
Screw
250V
280VAC
3 Phase
3VA
180VAC
280VAC
-
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