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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
MFG_SE-105
SE-105
GROUND FAULT MONITOR
Littelfuse Inc.
29
In Stock
1 : 1 212,12000 €
Bulk
Bulk
ActiveGround Fault120VAC0.5 ~ 5A0.1 ~ 1sChassis MountScrew TerminalAutomatic Reset, Manual Reset-
POWR-GARD Series
PGR-4700-24
SENS GRND FAULT RELAY 24VDC SUP
Littelfuse Inc.
28
In Stock
25
Factory
1 : 1 303,55000 €
Bulk
Bulk
ActiveGround Fault24VDC0.01 ~ 3A0 ~ 1.5sDIN RailScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-
MFG_3RN20101CW30
3RN20101CW30
THERMISTOR MOT. PROT. 1NO 1NC BI
Siemens
31
In Stock
1 : 152,35000 €
Bulk
Bulk
ActiveOvertemperature24 ~ 240VAC/DC--DIN RailScrew TerminalAutomatic Reset-25°C ~ 60°C
777-P2
777-P2
3-PHASE OLR/200-480V/2-800FLA+
Littelfuse Inc.
6
In Stock
326
Factory
1 : 552,62000 €
Bulk
Bulk
ActiveMultiple200 ~ 480VAC200 ~ 480V AC-Chassis MountScrew Terminal--20°C ~ 70°C
PGR-3100
PGR-3100
GRND FAULT INDICAT SYST LED 30V
Littelfuse Inc.
23
In Stock
1 : 578,98000 €
Bulk
Bulk
ActiveGround Fault600VAC--Panel MountScrew TerminalTest Button-
POWR-GARD Series
SE-701-0U
MONITOR GRND FALT RELAY 120/240V
Littelfuse Inc.
19
In Stock
21
Factory
1 : 866,27000 €
Bulk
Bulk
ActiveGround Fault120/240VAC/DC-0.5 ~ 2.5sChassis Mount, DIN RailScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-40°C ~ 60°C
AF0100  Series
AF0100-00
ARC-FLASH RELAY, UNIVERSAL SUPPL
Littelfuse Inc.
5
In Stock
1 : 1 268,18000 €
Bulk
Bulk
ActiveArc-Flash100 ~ 240VAC/DC, 24 ~ 48VDC10 ~ 25 klux-Chassis Mount, DIN RailScrew Terminal--40°C ~ 70°C
SE-134C-00
SE-134C-00
GROUND CONTINUITY MONITOR
Littelfuse Inc.
5
In Stock
1 : 3 346,32000 €
Bulk
Bulk
ActiveGround Fault120/240VAC/DC-0.1 ~ 2.5sPanel MountScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-40°C ~ 60°C
SE-330-xx-00
SE-330-00-00
GRND RESISTOR RELAY UNIVERSAL
Littelfuse Inc.
2
In Stock
1 : 3 638,29000 €
Bulk
Bulk
ActiveGround Fault120/240VAC/DC20 ~ 10000VAC0.1 ~ 10sPanel MountScrew TerminalHarmonic Filtering, Manual Reset-40°C ~ 60°C
PGR-8800-00
PGR-8800-00
ARC-FLASH RELAY NO COMM. UL&C-TI
Littelfuse Inc.
2
In Stock
1 : 3 908,22000 €
Bulk
Bulk
ActiveArc-Flash, Overcurrent100 ~ 240VAC, 110 ~ 250VAC, 14 ~ 48VDC9 ~ 25 klux0 ~ 20sChassis Mount, DIN RailScrew Terminal--40°C ~ 70°C
DEA71DM24A003
DEA71DM24A003
EARTH LEAKAGE MONITORING RELAY
Carlo Gavazzi Inc.
6
In Stock
1 : 148,73000 €
Box
Box
ActiveGround Fault24 ~ 240VAC30mA-DIN RailScrew Terminal--25°C ~ 60°C
3RN20121BW30
3RN20121BW30
THERMISTOR MOTOR PROT. 2CO REMOT
Siemens
3
In Stock
1 : 251,09000 €
Bulk
Bulk
ActiveOvertemperature24 ~ 240VAC/DC--DIN RailScrew TerminalManual Reset-25°C ~ 60°C
SE-TA6
SE-TA6
TERM ASSY 5.6V 50W
Littelfuse Inc.
6
In Stock
1 : 349,84000 €
Bulk
Bulk
ActiveGround Fault---Chassis MountScrew Terminal--
777-LR-P2
777-LR-P2
3-PHASE OVERLOAD RELAY/200-480
Littelfuse Inc.
3
In Stock
1 : 552,62000 €
Bulk
Bulk
Active-200 ~ 480VAC200 ~ 480V AC-Chassis Mount---20°C ~ 70°C
777-TS
777-TS
3-PHASE OVERLOAD RELAY/190-480
Littelfuse Inc.
5
In Stock
1 : 706,38000 €
Bulk
Bulk
ActiveMultiple200 ~ 480VAC2 ~ 800A, 170 ~ 528VAC0.2 ~ 500sChassis MountScrew Terminal--20°C ~ 70°C
77C
77C
1-PHASE OVERLOAD RELAY/ 100-24
Littelfuse Inc.
5
In Stock
1 : 359,33000 €
Bulk
Bulk
Active-100 ~ 240VAC100 ~ 240V AC-Chassis Mount---20°C ~ 70°C
K2CM-1LS
K2CM-1LS
RELAY MOTOR PROTECTIVE 2-8A
Omron Automation and Safety
8
In Stock
1 : 384,05000 €
Bulk
Bulk
ActiveOvercurrent, Phase Loss, Phase Sequence100/110/120VAC2 ~ 8A2 ~ 40sChassis MountScrew TerminalManual Reset, Test Button-10°C ~ 60°C
S8M-CP04-RS
S8M-CP04-RS
PWR MULTICIRCUIT PROTECT RS-232
Omron Automation and Safety
2
In Stock
3
Factory
1 : 498,95000 €
Bulk
Bulk
ActiveOvercurrent, Overtemperature, Overvoltage, Undervoltage24VDC0.5mA ~ 3.8A, 18.0 ~ 28.8VDC-DIN RailScrew Terminal--10°C ~ 60°C
POWR-GARD Series
SE-701-0D
MONITOR GRND FAULT RELAY 12/24V
Littelfuse Inc.
3
In Stock
1 : 1 055,22000 €
Bulk
Bulk
ActiveGround Fault12 ~ 24VDC-0.05 ~ 2.5sDIN RailScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-
MFG_SE-107
SE-107
GROUND-FAULT GROUND-CHECK MON
Littelfuse Inc.
0
In Stock
Check Lead Time
1 : 1 212,12000 €
Bulk
Bulk
ActiveGround Fault120VAC0.5 ~ 5A0.1 ~ 1sChassis MountScrew TerminalAutomatic Reset, Manual Reset-
POWR-GARD Series
SE-325
NGR MONITOR 120VAC SUPPLY
Littelfuse Inc.
3
In Stock
1 : 1 309,39000 €
Bulk
Bulk
ActiveGround Fault120VAC0.5 ~ 4A0.1 ~ 2sChassis MountScrew TerminalManual Reset-
3
In Stock
1 : 1 668,06000 €
Bulk
Bulk
ActiveOvervoltage120VAC79.2 ~ 120VAC-Chassis MountStud--20°C ~ 85°C
SE-135-00
SE-135-00
GROUND-FAULT GROUND CHECK MON
Littelfuse Inc.
4
In Stock
1 : 3 177,24000 €
Bulk
Bulk
ActiveGround Fault65 ~ 265VAC, 85 ~ 275VDC-0.1 ~ 2.5sPanel MountScrew TerminalCT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button-40°C ~ 60°C
DPD02DM44(B)
DPD02DM44
3PH MONITORING RELAY 480V
Carlo Gavazzi Inc.
2
In Stock
1 : 313,36000 €
Box
Box
ActiveMultiple208 ~ 480VAC177 ~ 552V AC0 ~ 60sDIN RailScrew Terminal--20°C ~ 60°C
2
In Stock
1 : 1 272,20000 €
Bulk
Bulk
ActiveOvervoltage, Undervoltage100 ~ 140VAC, 100 ~ 200VDC72 ~ 672VAC0.5 ~ 10sChassis Mount, DIN RailScrew Terminal--40°C ~ 60°C
Showing
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of 942

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.