A total of 1363 items for Protection Relays & Systems products

Manufacturers
  • Carlo Gavazzi

  • Littelfuse

  • Macromatic Industrial Controls, Inc.

  • Mueller Electric

  • Omron Automation & Safety

  • Panduit Corp.

  • Phoenix Contact

  • R-K Electronics

  • Red Lion Controls

  • Rishabh Instruments

  • Schurter

  • Selec USA

  • Siemens

  • State Supply

  • TE Aerospace, Defense & Marine

  • TE Connectivity

  • TELE Controls Inc

  • WAGO Corporation

  • Waldom Electronics

Product Status
  • Active

  • Discontinued at Digi-Key

  • Last Time Buy

  • Obsolete

Operating Temperature
  • -

  • -10°C ~ 50°C

  • -10°C ~ 55°C

  • -10°C ~ 60°C

  • -20°C ~ 40°C

  • -20°C ~ 60°C

  • -20°C ~ 65°C

  • -20°C ~ 70°C

  • -20°C ~ 85°C

  • -25°C ~ 40°C

  • -25°C ~ 45°C

  • -25°C ~ 50°C

  • -25°C ~ 55°C

  • -25°C ~ 60°C

  • -25°C ~ 70°C

  • -28°C ~ 65°C

  • -40°C ~ 50°C

  • -40°C ~ 59°C

  • -40°C ~ 60°C

  • -40°C ~ 65°C

  • -40°C ~ 70°C

  • -40°C ~ 75°C

  • -40°C ~ 85°C

  • 0°C ~ 40°C

  • 0°C ~ 50°C

  • 0°C ~ 55°C

  • 0°C ~ 65°C

Features
  • -

  • Automatic Reset

  • Automatic Reset, CT Loop Monitoring, Manual Reset, Test Button

  • Automatic Reset, Manual Reset

  • Automatic Reset, Manual Reset, Test Button

  • Automatic Reset, Test Button

  • CT Loop Monitoring, Harmonic Filtering

  • CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button

  • Demo Kit with CIO-EN

  • Demo Kit with CIO-EN and RM-1000

  • Demo Kit with CIO-EN and RM-1000/2000

  • Harmonic Filtering, Manual Reset

  • Harmonic Filtering, Manual Reset, Test Button

  • Manual Reset

  • Manual Reset, Test Button

  • Test Button

Mounting Type
  • -

  • Chassis Mount

  • Chassis Mount, DIN Rail

  • DIN Rail

  • Panel Mount

  • Socketable

Termination Style
  • -

  • Plug In, 11 Pin (Octal)

  • Plug In, 8 Pin (Octal)

  • Quick Connect - 0.187"/0.250"

  • Screw Terminal

  • Spring Terminal

  • Stud

  • Wire Leads

Voltage - Supply
  • -

  • 100 ~ 120VAC

  • 100 ~ 125VAC

  • 100 ~ 130VAC

  • 100 ~ 140VAC, 100 ~ 200VDC

  • 100 ~ 240VAC

  • 100 ~ 240VAC, 110 ~ 250VAC, 14 ~ 48VDC

  • 100 ~ 240VAC, 110 ~ 250VDC, 24 ~ 48VDC

  • 100 ~ 240VAC, 14 ~ 48VDC, 110 ~ 250VDC

  • 100 ~ 240VAC/DC, 24 ~ 48VDC

  • 100/110/120VAC

  • 100/110VAC, 200/220VAC

  • 11 ~ 15VAC

  • 11 ~ 15VDC

  • 110 ~ 120VAC

  • 110 ~ 230VAC, 24VDC

  • 110 ~ 240VAC

  • 110VAC

  • 115VAC

  • 12 ~ 24VDC

  • 12 ~ 400VAC

  • 12 ~ 400VAC, 24VDC

  • 12 ~ 500VAC

  • 12 ~ 560VDC

  • 12/24VDC

  • 120 ~ 240VAC/DC

  • 120 ~ 277VAC

  • 120/208VAC

  • 120/220/266VAC

  • 120/240VAC/DC

  • 120VAC

  • 120VAC/DC

  • 120VDC

  • 125VDC

  • 12VDC

  • 13.5 ~ 32VDC

  • 160 ~ 690VAC

  • 165 ~ 300VAC

  • 170 ~ 290VAC

  • 177 ~ 794VAC

  • 18 ~ 72VDC

  • 18VDC

  • 190 ~ 480VAC

  • 190 ~ 500VAC

  • 20 ~ 24VAC

  • 20 ~ 24VDC

  • 20 ~ 40VAC, 60VDC

  • 200 ~ 220VAC

  • 200 ~ 240VAC

  • 200 ~ 250VAC

  • 200 ~ 480VAC

  • 200/220/240VAC

  • 200VAC

  • 208 ~ 240VAC

  • 208 ~ 480VAC

  • 208 ~ 600VAC

  • 208VAC

  • 22 ~ 27VAC

  • 22 ~ 27VDC

  • 220 ~ 250VAC

  • 220 ~ 250VAC, 200 ~ 300VDC

  • 220 ~ 254VAC

  • 220VAC

  • 230VAC

  • 24 ~ 240VAC

  • 24 ~ 240VAC/DC

  • 24 ~ 48VDC

  • 24/48VAC

  • 240VAC

  • 240VDC

  • 24VAC

  • 24VAC, 48VDC

  • 24VAC/DC

  • 24VDC

  • 250VDC

  • 26VDC

  • 280 ~ 600VAC

  • 28VDC

  • 29 ~ 33VDC

  • 32VDC

  • 340 ~ 480VAC

  • 350 ~ 420VAC

  • 380 ~ 415VAC

  • 380 ~ 480VAC

  • 380/400/440VAC

  • 380VAC

  • 381 ~ 415VAC

  • 400/440VAC

  • 410 ~ 490VAC

  • 415 ~ 480VAC

  • 416VAC

  • 42 ~ 55VDC

  • 440 ~ 480VAC

  • 460 ~ 600VAC

  • 460VAC

  • 48 ~ 220VDC

  • 480VAC

  • 48VDC

  • 500 ~ 600VAC

  • 520 ~ 600VAC

  • 575 ~ 600VAC

  • 575VAC

  • 58 ~ 138VAC

  • 60 ~ 300VAC/DC

  • 600VAC

  • 65 ~ 265VAC, 80 ~ 275VDC

  • 65 ~ 265VAC, 85 ~ 275VDC

  • 90 ~ 400VAC

  • 90 ~ 690VAC

Delay Time
  • -

  • 0 ~ 0.5s

  • 0 ~ 1.5s

  • 0 ~ 100s

  • 0 ~ 10s

  • 0 ~ 1s

  • 0 ~ 20s

  • 0 ~ 30s

  • 0 ~ 5s

  • 0 ~ 600s

  • 0 ~ 60s

  • 0 ~ 99.9s

  • 0 ~ 999s

  • 0.03 ~ 20s

  • 0.03 ~ 2s

  • 0.05 ~ 0.25s

  • 0.05 ~ 1s

  • 0.05 ~ 2.5s

  • 0.05 ~ 2s

  • 0.075 ~ 0.1s

  • 0.075 ~ 1s

  • 0.1 ~ 0.5s

  • 0.1 ~ 10s

  • 0.1 ~ 1s

  • 0.1 ~ 2.5s

  • 0.1 ~ 20s

  • 0.1 ~ 2s

  • 0.1 ~ 40s

  • 0.15 ~ 0.3s

  • 0.1s

  • 0.2 ~ 0.5s

  • 0.2 ~ 10s

  • 0.2 ~ 20s

  • 0.2 ~ 500s

  • 0.3/0.8s

  • 0.5 ~ 10s

  • 0.5 ~ 2.5s

  • 0.5 ~ 20s

  • 0.5 ~ 40s

  • 0.5s

  • 0.75 ~ 0.1s

  • 0.75s

  • 0.9 ~ 1.3s

  • 1 ~ 10s

  • 1 ~ 40s

  • 1 ~ 50s

  • 1 ~ 5s

  • 1.5s

  • 1s

  • 2 ~ 10s

  • 2 ~ 300s

  • 2 ~ 40s

  • 2 ~ 500s

  • 2 ~ 60s

  • 3 ~ 30s

  • 5s

  • 60ms

Trip Range
  • -

  • 0 ~ 560VAC, 40 ~ 65Hz

  • 0.005 ~ 75VAC

  • 0.01 ~ 3A

  • 0.01 ~ 5A

  • 0.025 ~ 0.4VAC

  • 0.03 ~ 5A

  • 0.1 ~ 0.2A

  • 0.1/0.2A

  • 0.125 ~ 30A

  • 0.2 ~ 1A

  • 0.2/0.5A

  • 0.25 ~ 4.5VAC

  • 0.3 ~ 30A

  • 0.5 ~ 1000A

  • 0.5 ~ 21A, 40 ~ 740A, 170 ~ 528VAC

  • 0.5 ~ 4A

  • 0.5 ~ 5A

  • 0.5/1A

  • 0.5mA ~ 3.8A, 18.0 ~ 28.8VDC

  • 0.5mA ~ 4A, 18.0 ~ 28.8VDC

  • 0.7 ~ 7PPS

  • 1 ~ 10PPS

  • 1 ~ 160A

  • 1 ~ 20mA

  • 1 ~ 5A

  • 1 ~ 800A, 170 ~ 528VAC

  • 1 ~ 800A, 340 ~ 528VAC

  • 1 ~ 9A, 170 ~ 528VAC

  • 1 ~ 9A, 85 ~ 264VAC

  • 1.4 ~ 26VAC

  • 1.43 ~ 1.95VDC

  • 1.76 ~ 2.4VAC

  • 1.76 ~ 2.4VDC

  • 10 ~ 100PPS

  • 10 ~ 13VAC

  • 10 ~ 150VAC

  • 10 ~ 25 klux

  • 10 ~ 30 klux

  • 10 ~ 800A

  • 10 ~ 800A, 170 ~ 528VAC

  • 10 ~ 800A, 85 ~ 264VAC

  • 100 ~ 1200A

  • 100 ~ 240V AC

  • 100mA ~ 0.5A

  • 102 ~ 318V AC

  • 10A

  • 10mA ~ 3A

  • 12.6 ~ 22.5VAC

  • 120 ~ 150VAC

  • 125mA ~ 30A

  • 13 ~ 16.9VAC

  • 135 ~ 300VAC

  • 140 ~ 250VAC

  • 145.6 ~ 208VAC

  • 145.6 ~ 260VAC

  • 15 ~ 150PPS

  • 16 ~ 20.8VAC

  • 16.8 ~ 30VAC

  • 16.8VDC ~ 24VDC

  • 160 ~ 690VAC

  • 165 ~ 317.5VAC

  • 168 ~ 300VAC

  • 168 ~ 300VDC

  • 170 ~ 290VAC

  • 175 ~ 312.5VAC

  • 177 ~ 552V AC

  • 180 ~ 230VAC

  • 180 ~ 690VAC

  • 185 ~ 240VAC

  • 19.6 ~ 35VDC

  • 2 ~ 100A, 450 ~ 660VAC

  • 2 ~ 24 klux

  • 2 ~ 800A

  • 2 ~ 800A, 170 ~ 528VAC

  • 2 ~ 800A, 340 ~ 528VAC

  • 2 ~ 800A, 340VAC

  • 2 ~ 800A, 450 ~ 660VAC

  • 2 ~ 8A

  • 2 ~ 90A, 170 ~ 660VAC

  • 2 ~ 90A, 85 ~ 264VAC

  • 2.2 ~ 2.7VAC

  • 2.2 ~ 2.7VDC

  • 2.86 ~ 3.51VDC

  • 2.9 ~ 33VDC

  • 20 ~ 10000VAC

  • 20 ~ 25VAC

  • 20 ~ 65A

  • 200 ~ 480V AC

  • 208 ~ 260VAC

  • 20A

  • 22.4 ~ 40VAC

  • 240 ~ 300VAC

  • 253 ~ 380VAC

  • 25mA ~ 0.5A

  • 26 ~ 32.5VAC

  • 266 ~ 475VAC

  • 291.2 ~ 520VAC

  • 3.52 ~ 4.32VAC

  • 3.52 ~ 4.32VDC

  • 300mA

  • 30mA

  • 30mA ~ 30A

  • 311.25 ~ 600VAC

  • 32 ~ 40VAC

  • 32 ~ 48VDC

  • 320 ~ 415VAC

  • 320 ~ 480V AC

  • 33.6 ~ 60VAC

  • 336 ~ 480VAC

  • 336 ~ 600VAC

  • 345 ~ 460VAC

  • 345 ~ 575VAC

  • 35 ~ 42VAC

  • 360 ~ 460VAC

  • 38 ~ 380VAC

  • 380 ~ 480VAC

  • 4 ~ 20A

  • 4.2 ~ 5.5VDC

  • 4.5 ~ 5A

  • 40 ~ 415VAC

  • 402.5 ~ 718.75VAC

  • 41 ~ 49VAC

  • 43.5 ~ 172.5VAC

  • 45.5 ~ 54.6VAC

  • 45Hz ~ 66Hz

  • 5 ~ 50PPS

  • 5 ~ 60A

  • 5 ~ 6A

  • 5.46 ~ 7.15VDC

  • 50 ~ 160A

  • 500mA

  • 500mA ~ 6A

  • 50Hz ~ 60Hz

  • 50Hz ~ 70Hz

  • 518.75 ~ 285.75VAC

  • 52 ~ 60VAC

  • 53.3 ~ 63.7VAC

  • 575 ~ 718.75VAC

  • 6 ~ 30A

  • 60Hz ~ 70Hz

  • 65.6 ~ 78.4VAC

  • 67.6 ~ 78VAC

  • 68 ~ 150VAC

  • 72 ~ 672VAC

  • 79.2 ~ 120VAC

  • 8 ~ 26A

  • 8.4 ~ 15VAC

  • 8.4 ~ 392VAC, 15 ~ 700VAC

  • 80.5 ~ 143.75VAC

  • 82.5 ~ 300VAC

  • 83.2 ~ 96VAC

  • 84 ~ 120VAC

  • 84 ~ 150VAC

  • 84/145.6 ~ 150/260VAC

  • 85 ~ 690VAC

  • 87.5 ~ 125VDC

  • 87.5 ~ 156.25VAC

  • 9 ~ 25 klux

  • 90 ~ 400VAC

Function
  • -

  • Arc-Flash

  • Arc-Flash, Overcurrent

  • Arc-Flash, Overload

  • Ground Fault

  • Ground Fault , Overcurrent, Undercurrent

  • Ground Fault , Overload, Underload

  • Ground Fault , Underload

  • Ground Fault, Overcurrent

  • Ground Fault, Overcurrent, Overvoltage, Undercurrent, Undervoltage

  • Ground Fault, Overcurrent, Undercurrent

  • Ground Fault, Overcurrent, Undercurrent, Undervoltage

  • Ground Fault, Overtemperature

  • Ground Fault, Overvoltage

  • Ground Fault, Overvoltage, Phase Imbalance, Phase Loss, Phase Sequence, Undervoltage

  • Multiple

  • Overcurrent

  • Overcurrent, Overload, Undercurrent, Underload

  • Overcurrent, Overtemperature, Overvoltage, Undervoltage

  • Overcurrent, Phase Loss, Phase Sequence

  • Overcurrent, Undercurrent

  • Overfrequency, Overvoltage, Phase Imbalance, Phase Loss, Underfrequency, Undervoltage

  • Overfrequency, Overvoltage, Underfrequency, Undervoltage

  • Overfrequency, Underfrequency

  • Overspeed

  • Overtemperature

  • Overvoltage

  • Overvoltage, Phase Imbalance, Phase Loss, Undervoltage

  • Overvoltage, Undervoltage

  • Phase Imbalance

  • Phase Imbalance, Phase Loss, Phase Sequence, Overvoltage, Undervoltage

  • Phase Imbalance, Phase Loss, Phase Sequence, UnderVoltage

  • Phase Loss

  • Phase Loss, Phase Sequence

  • Phase Loss, Phase Sequence, Overvoltage, Undervoltage

  • Phase Loss, Phase Sequence, UnderVoltage

  • Phase Sequence

  • Underfrequency

  • Underspeed

  • Undervoltage

Filtered Results:

A total of 1363 items for Protection Relays & Systems products

Part Number Pricing(USD) AvailabilityQuantityDescriptionProduct StatusOperating TemperatureFeaturesMounting TypeTermination StyleVoltage - SupplyDelay TimeTrip RangeFunction
20-050-HX
20-050-HX

TE Aerospace, Defense & Marine

Datasheet

1+   $6159.2200

1366
20-050-HX=RELAY, FREQUENCY SENActive--------

1+   $10758.4000

540
MONITOR NGR 48V DUAL SC FBR K4Active-Harmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $7321.0200

2496
AC/DC EARTH-LKGE RELAY 75-275VActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $20764.9420

1+   $21180.2400

1638
MONITOR NGR 48V DUAL SC FBR K4Active-Harmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $9163.2568

1+   $9346.5214

2375
AC/DC EARTH-LKGE RELAY 75-275VActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $21079.4580

1+   $21501.0460

1660
MONITOR NGR HV 48V SC FBR/RJ45Active-40°C ~ 60°CHarmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $9163.2568

1+   $9346.5214

1914
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $21175.1320

1+   $21598.6340

2170
MONITOR NGR HV 48V SC FBR/RJ45Active-40°C ~ 60°CHarmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $7321.0200

2436
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $21175.1320

1+   $21598.6340

1783
MONITOR NGR HV 48V DUAL SC FBRActive-40°C ~ 60°CHarmonic Filtering, Manual ResetPanel MountScrew Terminal----
1618062-4
1618062-4

TE Aerospace, Defense & Marine

Datasheet
N/A
365
1300X=WILMAR PHASE BALANCEActive--------

1+   $21107.2420

1+   $21529.3860

2523
MONITOR NGR HV 48V DUAL SC FBRActive-40°C ~ 60°CHarmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $4852.2000

1079
MOTOR GROUND FAULT & INSUL RELAYActive-10°C ~ 60°CCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test ButtonChassis Mount, DIN RailScrew Terminal----

1+   $21428.7140

1+   $21857.2910

996
NGR MON UNIV SC FIBER RJ45 61850Active-40°C ~ 60°CHarmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $9366.9854

1+   $9554.3252

732
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $21428.7140

1+   $21857.2910

1189
MONITOR NGR UNIV DUAL RJ45 61850Active-Harmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $7449.9800

985
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $10967.9800

1526
MONITOR NGR UNIV DUAL RJ45 61850Active-Harmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $7449.9800

2022
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $7449.9800

2155
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----
WOVBI-700DC
WOVBI-700DC

TE Aerospace, Defense & Marine

Datasheet
N/A
4274
WOVBI-700DC=WILMAR OVERVOLTAGEActive--------

1+   $10967.9800

2808
MONITOR NGR UNIV SC FBR/RJ45Active-Harmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $9579.5260

1+   $9771.1160

2961
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $10967.9800

1784
MONITOR NGR UNIV SC FBR/RJ45Active-Harmonic Filtering, Manual ResetPanel MountScrew Terminal----

1+   $7643.5200

1563
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $7643.5200

630
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $9610.3380

1+   $9802.5450

711
AC/DC EARTH-LKGE RELAYActive-40°C ~ 60°CCT Loop Monitoring, Harmonic FilteringPanel MountScrew Terminal----

1+   $9727.2988

1+   $9921.8448

2669
NGR MON 120V NON-LATCH GF 0.1-5SActive-40°C ~ 60°CManual ResetChassis MountScrew Terminal----

1+   $9791.6768

1+   $9987.5100

559
NGR MON 120VAC/VDC NON-LATCHActive-40°C ~ 60°CManual ResetChassis MountScrew Terminal----

1+   $9846.4180

1+   $10043.3466

1649
NGR MON 120VAC/VDC EXT RF GF 0.1Active-40°C ~ 60°CManual ResetChassis MountScrew Terminal----