Power Monitoring Relays

383 Found
Littelfuse

Voltage Monitor, 3-Phase

Item #: 0547328
CAT #: 460
UPC: 07945898962
$ 131.70 EA
Company wide:
22 in stock
Littelfuse

3-Phase Monitor 190-600V

Item #: 0323224
CAT #: 201A
UPC: 079458990218
$ 131.97 EA
Company wide:
25 in stock
Littelfuse

Voltage Monitor, 3-Phase

Item #: 0353820
CAT #: 350-400-2
UPC: 079458989892
$ 269.15 EA
Company wide:
19 in stock
Littelfuse

Voltage Monitor, 3-Phase

Item #: 0470697
CAT #: PLMU11
UPC: 079458997989
$ 247.61 EA
Company wide:
28 in stock
Littelfuse

Voltage Monitor, 3-Phase

Item #: 0300778
CAT #: 350-400
UPC: 079458989786
$ 249.53 EA
Company wide:
27 in stock
Littelfuse

3-Phase Monitor 190-480V

Item #: 0769238
CAT #: 201A-AU
UPC: 079458990232
$ 140.12 EA
Company wide:
7 in stock
ABB

3-Phase Monitoring Relay

Item #: 0045441
CAT #: 1SVR730824R9300
UPC:
$ 174.78 EA
Company wide:
10 in stock
R-K Electronics

Voltage Monitor, 3-Phase

Item #: 0481119
CAT #: TVM-400-20
UPC: 741660062044
$ 120.60 EA
Company wide:
14 in stock
Littelfuse

Voltage Monitor, 3-Phase

Item #: 0271735
CAT #: 455
UPC: 079458989618
$ 233.66 EA
Company wide:
5 in stock
Littelfuse

10 Amps, 120VAC, Isolated SPDT Current Sensor

Item #: 0229783
CAT #: ECS41BC
UPC: 079458992441
$ 203.77 EA
Company wide:
20 in stock
Littelfuse

1-Phase Monitor 230V 1/3-3HP

Item #: 0745657
CAT #: 233P
UPC: 079458990324
$ 303.04 EA
Company wide:
1 in stock
Littelfuse

3-Phase Monitor 190-240V

Item #: 0423597
CAT #: 350-200
UPC: 079458989779
$ 246.74 EA
Company wide:
8 in stock
Littelfuse

Voltage Monitor, 1-Phase

Item #: 0440265
CAT #: 50R200
UPC: 07945899070
$ 214.62 EA
Company wide:
10 in stock
Littelfuse

Voltage Monitor, 1-Phase

Item #: 0307479
CAT #: 50R400
UPC: 07945899074
$ 241.08 EA
Company wide:
12 in stock
Littelfuse

Voltage Monitor, 3-Phase

Item #: 0416851
CAT #: 355-400
UPC: 079458989816
$ 336.45 EA
Company wide:
2 in stock
Littelfuse

Ind Relay 190 to 480VAC 50/60Hz

Item #: 0635285
CAT #: 460-15
UPC: 079458990522
$ 174.37 EA
Company wide:
3 in stock
Littelfuse

Voltage Monitor, 3-Phase

Voltage Monitor 3-Phase, 190-480V AC MotorSaver® Series Functional Protection: Loss of any Phase, Over Voltage, Under Voltage, Voltage Unbalance, Phase Reversal and Rapid Cycling, Includes: Adjustable Trip Delay (1 - 30 Seconds) and Restart Delay (Manual, 1 - 500 Seconds)
Item #: 0547328
CAT #: 460
UPC: 07945898962
$ 131.70 EA
Company wide:
22 in stock
Littelfuse

3-Phase Monitor 190-600V

3-Phase Voltage/Phase Monitor 190 to 480VAC Torque: 12in-lbs; Wire: Stranded or solid
Item #: 0323224
CAT #: 201A
UPC: 079458990218
$ 131.97 EA
Company wide:
25 in stock
Littelfuse

Voltage Monitor, 3-Phase

Voltage Monitor 3-Phase, 380-480V AC MotorSaver® Series Functional Protection: Loss of any Phase, Under Voltage, Voltage Unbalance, Phase Reversal and optional Over Voltage Includes: (1) General Purpose Relay, SPDT, 480 VA @ 240V AC, 10 Amp @ 240V AC and Adjustable 2 - 300 Second Restart Delay
Item #: 0353820
CAT #: 350-400-2
UPC: 079458989892
$ 269.15 EA
Company wide:
19 in stock
Littelfuse

Voltage Monitor, 3-Phase

Voltage Monitor 3-Phase, 200-480V AC, 10 AMP, SPDT, 8 Pin Plug-In Type Functional Protection: Loss of any Phase, Phase Reversal, Over Voltage, Under Voltage and Voltage Unbalance
Item #: 0470697
CAT #: PLMU11
UPC: 079458997989
$ 247.61 EA
Company wide:
28 in stock
Littelfuse

Voltage Monitor, 3-Phase

Voltage Monitor 3-Phase, 380-480V AC MotorSaver® Series Functional Protection: Loss of any Phase, Under Voltage, Voltage Unbalance, Phase Reversal and optional Over Voltage Includes: 470 VA @ 600V Contact
Item #: 0300778
CAT #: 350-400
UPC: 079458989786
$ 249.53 EA
Company wide:
27 in stock
Littelfuse

3-Phase Monitor 190-480V

3-Phase Voltage/Phase Monitor 190 to 480VAC DIN rail or surface mount (plug-in to OT08-PC socket)
Item #: 0769238
CAT #: 201A-AU
UPC: 079458990232
$ 140.12 EA
Company wide:
7 in stock
ABB

3-Phase Monitoring Relay

Voltage Monitor. 3-Phase, 200-500V AC, SPDT, DIN Rail Mount. Functional Protection: Loss of any Phase, Phase Unbalance.
Item #: 0045441
CAT #: 1SVR730824R9300
UPC:
$ 174.78 EA
Company wide:
10 in stock
R-K Electronics

Voltage Monitor, 3-Phase

Voltage Monitor. 3-Phase, 410 to 490VAC, 3Ø SPDT, 8 Pin Plug-In Type. Functional Protection: Lose of Any Phase, Over Voltage, Under Voltage, Phase Reversal and Pick-Up & Drop-Out Delays.
Item #: 0481119
CAT #: TVM-400-20
UPC: 741660062044
$ 120.60 EA
Company wide:
14 in stock
Littelfuse

Voltage Monitor, 3-Phase

Voltage Monitor 3-Phase, 190-480V AC MotorSaver® Series Functional Protection: Contact Failure, Loss of any Phase, Over Voltage, Under Voltage, Voltage Unbalance, Phase Reversal and Rapid Cycling Includes: (1) SPDT, 480 VA @ 240V AC Output Relay, Adjustable Trip Delay (2 - 30 Seconds) and Restart Delay (Manual, 2 - 300 Seconds)
Item #: 0271735
CAT #: 455
UPC: 079458989618
$ 233.66 EA
Company wide:
5 in stock
Littelfuse

10 Amps, 120VAC, Isolated SPDT Current Sensor

10 Amps, 120VAC, Industrial Current Sensors Isolated SPDT Current Sensor 45 Hz to 500 Hz
Item #: 0229783
CAT #: ECS41BC
UPC: 079458992441
$ 203.77 EA
Company wide:
20 in stock
Littelfuse

1-Phase Monitor 230V 1/3-3HP

Single-Phase Pump Monitor 230VAC 1/3 - 3 hp Torque: 13 in-lbs; Wire: Stranded or solid
Item #: 0745657
CAT #: 233P
UPC: 079458990324
$ 303.04 EA
Company wide:
1 in stock
Littelfuse

3-Phase Monitor 190-240V

3-Phase Voltage/Phase Monitor, 350 Series, 190 to 240VAC Torque: 7in-lbs; Wire Size: 12-18AWG
Item #: 0423597
CAT #: 350-200
UPC: 079458989779
$ 246.74 EA
Company wide:
8 in stock
Littelfuse

Voltage Monitor, 1-Phase

Voltage Monitor 1-Phase, 190-240V ACRestart Knob not there 4 Sec, Delay factory setMotorSaver® Series Functional Protection: Under Voltage and optional Over Voltage Includes: 470 VA @ 600V Relay
Item #: 0440265
CAT #: 50R200
UPC: 07945899070
$ 214.62 EA
Company wide:
10 in stock
Littelfuse

Voltage Monitor, 1-Phase

Voltage Monitor 1-Phase, 380-480V AC MotorSaver® Series Functional Protection: Under Voltage and optional Over Voltage Includes: 470 VA @ 600V Relay
Item #: 0307479
CAT #: 50R400
UPC: 07945899074
$ 241.08 EA
Company wide:
12 in stock
Littelfuse

Voltage Monitor, 3-Phase

Voltage Monitor 3-Phase, 380-480V AC MotorSaver® Series Functional Protection: Loss of any Phase, Over Voltage, Under Voltage, Voltage Unbalance, Phase Reversal Includes: 470 VA @ 600V Contact
Item #: 0416851
CAT #: 355-400
UPC: 079458989816
$ 336.45 EA
Company wide:
2 in stock
Littelfuse

Ind Relay 190 to 480VAC 50/60Hz

Industrial Relay 190 to 480VAC 50/60Hz Torque: 6in-lbs; Wire: Stranded or solid 12-20AWG one per terminal
Item #: 0635285
CAT #: 460-15
UPC: 079458990522
$ 174.37 EA
Company wide:
3 in stock
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383 Items found