Protection Relays & Systems

Results: 680
Manufacturer
Altech CorporationATC-Diversified ElectronicsCarlo Gavazzi Inc.Littelfuse Inc.Mueller Electric CoOmron Automation and SafetyPhoenix ContactRed Lion ControlsSchneider ElectricSelec Controls USA Inc.SiemensTE Connectivity Aerospace, Defense and MarineTE Connectivity Potter & Brumfield RelaysWAGO Corporation
Series
-*180020-000400 DC600ELR600PSR600VPR640PSR642PSR700777
Packaging
BoxBulk
Product Status
ActiveDiscontinued at Digi-KeyLast Time BuyObsolete
Function
-Arc-FlashArc-Flash, OvercurrentArc-Flash, OverloadCurrent Asymmetry, Ground Fault, Overcurrent, Overload, UndercurrentCurrent Asymmetry, Overcurrent, UndercurrentGround FaultGround Fault, OvercurrentGround Fault, Overcurrent, Undercurrent, UndervoltageGround Fault, OvertemperatureGround Fault, OvervoltageMultiple
Voltage - Supply
12 ~ 24VAC12 ~ 24VAC, 12 ~ 48VDC12 ~ 24VDC12 ~ 48VDC12 ~ 560VDC12/24VDC12VDC13.5 ~ 32VDC18 ~ 72VDC18VDC19.2 ~ 30VDC24 ~ 240VAC
Trip Range
0 ~ 1.19kA0.01 ~ 0.03A0.01 ~ 5A25mA ~ 0.5A0.03 ~ 5A30mA ~ 30A30mA0.1 ~ 0.2A0.1/0.2A0.125 ~ 30A125mA ~ 30A0.2 ~ 1A
Delay Time
0 ~ 0.5s0 ~ 10s0 ~ 15s0 ~ 20s0 ~ 300s0 ~ 4.5s0 ~ 5s0 ~ 60s0 ~ 99.9s0 ~ 999s0 ~ 9s0.03 ~ 20s
Mounting Type
-Chassis MountChassis Mount, DIN RailDIN RailPanel MountSocketable
Termination Style
-Plug In, 11 Pin (Octal)Plug In, 8 Pin (Octal)Screw TerminalSpring TerminalStudWire Leads
Features
-Automatic ResetAutomatic Reset, Manual ResetAutomatic Reset, Test ButtonCT Loop Monitoring, Harmonic FilteringCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test ButtonHarmonic Filtering, Manual ResetManual ResetManual Reset, Test ButtonTest Button
Operating Temperature
-40°C ~ 50°C-40°C ~ 60°C-40°C ~ 65.6°C-40°C ~ 65°C-40°C ~ 70°C-40°C ~ 75°C-40°C ~ 85°C-35°C ~ 70°C-25°C ~ 45°C-25°C ~ 50°C-25°C ~ 55°C-25°C ~ 60°C
Stocking Options
Environmental Options
Media
Marketplace Product
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Mfr Part #
Quantity Available
Price
Series
Package
Product Status
Function
Voltage - Supply
Trip Range
Delay Time
Mounting Type
Termination Style
Features
Operating Temperature
3UG46141BR20
3UG46151CR20
VOLTAGE MONITORING RELAY
Siemens
29
In Stock
1 : ¥2,276.97000
Bulk
Bulk
ActivePhase Loss, Phase Sequence, Overvoltage, Undervoltage160 ~ 690VAC160 ~ 690VAC0.1 ~ 20sDIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
DEA71DM24A003
DEA71DM24A003
EARTH LEAKAGE MONITORING RELAY
Carlo Gavazzi Inc.
26
In Stock
1 : ¥1,035.36000
Box
Box
ActiveGround Fault24 ~ 240VAC30mA-DIN RailScrew Terminal--25°C ~ 60°C
900CPR-1-BL-U-CE
900CPR-1-BL-U-CE
1 & 3, OVER / UNDER CURRENT MONI
Selec Controls USA Inc.
30
In Stock
1 : ¥536.27000
Box
Box
ActiveOvercurrent, Undercurrent85 ~ 270VAC/DC0 ~ 1.19kA0 ~ 99.9sDIN RailScrew TerminalAutomatic Reset, Manual Reset0°C ~ 50°C
900ELR-2-110V-CE
900ELR-2-110V-CE
DIGITAL EARTH LEAKAGE RELAY, LEA
Selec Controls USA Inc.
29
In Stock
1 : ¥538.63000
Box
Box
ActiveGround Fault110VAC30mA ~ 30A0 ~ 99.9sDIN RailScrew TerminalAutomatic Reset, Manual Reset0°C ~ 50°C
900VPR-BL-U-CE
900VPR-BL-U-CE
3-3W, 3-4W, UNDER / OVER VOLTAGE
Selec Controls USA Inc.
27
In Stock
1 : ¥639.63000
Box
Box
ActiveMultiple85 ~ 270VAC/DC50 ~ 500VAC, 45Hz ~ 65Hz0 ~ 300sDIN RailScrew TerminalAutomatic Reset, Manual Reset-25°C ~ 55°C
777-P2
777-P2
3-PHASE OLR/200-480V/2-800FLA+
Littelfuse Inc.
5
In Stock
17
Factory
1 : ¥5,417.61000
Bulk
Bulk
ActiveMultiple200 ~ 480VAC200 ~ 480V AC-Chassis MountScrew Terminal--20°C ~ 70°C
777-LR-P2
777-LR-P2
3-PHASE OVERLOAD RELAY/200-480
Littelfuse Inc.
2
In Stock
1 : ¥5,417.61000
Bulk
Bulk
Active-200 ~ 480VAC200 ~ 480V AC-Chassis Mount---20°C ~ 70°C
MFG_SE-105
SE-105
GROUND FAULT MONITOR
Littelfuse Inc.
12
In Stock
1 : ¥11,012.52000
Bulk
Bulk
ActiveGround Fault120VAC0.5 ~ 5A0.1 ~ 1sChassis MountScrew TerminalAutomatic Reset, Manual Reset-
SE-134C-00
SE-134C-00
GROUND CONTINUITY MONITOR
Littelfuse Inc.
10
In Stock
1 : ¥28,873.92000
Bulk
Bulk
ActiveGround Fault120/240VAC/DC-0.1 ~ 2.5sPanel MountScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-40°C ~ 60°C
900VPR-2-300/600V-CU-ROHS
900VPR-2-300/600V-CU
3 PHASE-3W 300 TO 600V, PHASE FA
Selec Controls USA Inc.
6
In Stock
1 : ¥580.24000
Box
Box
ActiveMultiple280 ~ 600VAC-0 ~ 99.9sDIN RailScrew Terminal--
MFG_3RN20101CW30
3RN20101CW30
THERMISTOR MOT. PROT. 1NO 1NC BI
Siemens
19
In Stock
1 : ¥1,393.38000
Bulk
Bulk
ActiveOvertemperature24 ~ 240VAC/DC--DIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
3UG46141BR20
3UG46171CR20
VOLTAGE MONITORING RELAY
Siemens
3
In Stock
1 : ¥2,852.63000
Bulk
Bulk
ActivePhase Loss, Phase Sequence, Overvoltage, Undervoltage160 ~ 690VAC160 ~ 690VAC0.1 ~ 20sDIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
PGR-3200-120
PGR-3200-120
GROUND FAULT&INSUL MONITOR 120V
Littelfuse Inc.
6
In Stock
2
Factory
1 : ¥11,036.13000
Bulk
Bulk
ActiveGround Fault120VAC--Chassis Mount, DIN RailScrew TerminalManual Reset, Test Button-10°C ~ 60°C
SE-330AU-00-00
SE-330AU-00-00
NEUTRAL-EARTHING-RESISTOR MONITO
Littelfuse Inc.
2
In Stock
1 : ¥30,100.41000
Bulk
Bulk
ActiveGround Fault120 ~ 240VAC/DC0.125 ~ 30A0.1 ~ 0.5sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-
MFG_3RN20001AA30
3RN20001AA30
THERMISTOR MOT. PROT. 1CO US=A1
Siemens
2
In Stock
1 : ¥1,068.75000
Bulk
Bulk
ActiveOvertemperature24VAC/DC--DIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
MFG_3RN20101CA30
3RN20101CA30
THERMISTOR MOT. PROT. 1NO 1NC BI
Siemens
4
In Stock
1 : ¥1,312.90000
Bulk
Bulk
ActiveOvertemperature24VAC/DC--DIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
MFG_3RN20112BA30
3RN20112BA30
THERMISTOR MOTOR PROT. 2 CO MANU
Siemens
5
In Stock
1 : ¥1,703.00000
Bulk
Bulk
ActiveOvertemperature24VAC/DC--DIN RailSpring TerminalManual Reset-25°C ~ 60°C
MFG_3UG4614-2BR20
3UG46152CR20
RELAY DIGITAL MOONITORING FOR 3P
Siemens
2
In Stock
1 : ¥2,609.10000
Bulk
Bulk
ActivePhase Loss, Phase Sequence, Overvoltage, Undervoltage160 ~ 690VAC160 ~ 690VAC0.1 ~ 20sDIN RailSpring TerminalAutomatic Reset-25°C ~ 60°C
3UG46141BR20
3UG46181CR20
AUT. CORRECTION OF PHASE SEQU.
Siemens
2
In Stock
1 : ¥2,845.73000
Bulk
Bulk
ActivePhase Loss, Phase Sequence, Overvoltage, Undervoltage90 ~ 400VAC90 ~ 400VAC0.1 ~ 20sDIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
SE-K4N
SE-K4N
MOTOR PROTECTIVE RELAY
Omron Automation and Safety
2
In Stock
1 : ¥3,199.44000
Bulk
Bulk
ActiveOvercurrent, Phase Loss, Phase Sequence380/400/440VAC1 ~ 160A1 ~ 40sPanel MountScrew TerminalManual Reset, Test Button-10°C ~ 60°C
MP8000
MP8000
MOTOR OVERLOAD PROTECTION 8000
Littelfuse Inc.
2
In Stock
1 : ¥5,753.76000
Bulk
Bulk
Active-90 ~ 690VAC0.5 ~ 1000A-Chassis MountScrew TerminalAutomatic Reset, Manual Reset-40°C ~ 70°C
SE-134-SMA
SE-134C-10
GFGC MONITOR LOW VOLTAGE
Littelfuse Inc.
3
In Stock
1 : ¥33,947.56000
Bulk
Bulk
ActiveGround Fault24 ~ 48VDC-0.1 ~ 2.5sPanel MountScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-40°C ~ 60°C
600PSR-165/300-CU
600PSR-165/300-CU
3 PHASE-3W 165 TO 300V, PHASE FA
Selec Controls USA Inc.
56
In Stock
1 : ¥235.27000
Box
Box
ActivePhase Loss, Phase Sequence165 ~ 300VAC--DIN RailScrew Terminal-0°C ~ 50°C
600VPR-1-170/290V-CU
600VPR-1-170/290-CU
3 PHASE-3W 170 TO 290V, PHASE FA
Selec Controls USA Inc.
100
In Stock
1 : ¥286.86000
Box
Box
ActivePhase Loss, Phase Sequence, Overvoltage, Undervoltage170 ~ 290VAC170 ~ 290VAC0.2 ~ 10sDIN RailScrew Terminal-0°C ~ 50°C
MFG_3RN20111BA30
3RN20111BA30
THERMISTOR MOTOR PROT. 2 CO MANU
Siemens
2
In Stock
1 : ¥1,703.00000
Bulk
Bulk
ActiveOvertemperature24VAC/DC--DIN RailScrew TerminalManual Reset-25°C ~ 60°C
Showing
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Protection Relays & Systems


Protection relays detect abnormal operating conditions in an industrial system and may trigger an alert or isolate the offending device from the system. Common detection functions include; Arc-flash, temperature monitoring, ground fault, over-current, over-voltage, reverse power flow, over-frequency, under-frequency and phase loss, sequence or imbalance.