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Protection Relays & Systems

1,585 products
Mfr Part # Qty Price Product Status Function Voltage - Supply Trip Range Delay Time Mounting Type Termination Style Features Operating Temperature
6-1618071-7
255-6X=WILMAR OVER/UNDERVOLTAG
TE Connectivity Aerospace, Defense and Marine
5,245 1574.19000 Active Overvoltage, Undervoltage 460VAC 345 ~ 575VAC - Chassis Mount Stud - -40°C ~ 85°C Details
DPM-12D-MRTU-B
3 VOLT RELAY, 12VDC, 200-600VAC,
R-K Electronics, Inc.
8,563 236.00000 Active Multiple 12VDC - 2 ~ 10s Chassis Mount Screw Terminal - -40°C ~ 59°C Details
MCDR-10-S
AC CURRENT RELAY, 10 A, C-T, T/B
R-K Electronics, Inc.
12 85.00000 Active - - 10A 0.1s Chassis Mount Screw Terminal Automatic Reset 0°C ~ 40°C Details
EL731-23-00
AC/DC EARTH-LKGE RELAY
Littelfuse Inc.
3,527 2301.64000 Active Ground Fault, Overtemperature 24VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering -40°C ~ 60°C Details
SE-330AU-06-00
MONITOR NGR UNIV DUAL RJ45 61850
Littelfuse Inc.
5,206 5830.27000 Active Ground Fault 120/240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset - Details
LVM-1-400M-F
AC/DC VOLTAGE MONTR 120VAC, ADJ
R-K Electronics, Inc.
9,520 260.00000 Active - 100 ~ 125VAC 0.025 ~ 0.4VAC 0.1s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
SE-134C-XGC-00
GF-GC MON AC/DC SUPPLY EXT-GC
Littelfuse Inc.
7,973 4902.34000 Active Ground Fault 65 ~ 265VAC, 85 ~ 275VDC - 0.1 ~ 2.5s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -40°C ~ 60°C Details
TVM-400-20
3 VOLT RELAY ADJ 410-490VAC 10P
R-K Electronics, Inc.
24 130.00000 Active Overvoltage, Undervoltage 410 ~ 490VAC 41 ~ 49VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
PRSL-200
PHASE REVERSAL, 208/240VAC, 3 DP
R-K Electronics, Inc.
9,889 245.00000 Active - - - - Chassis Mount Screw Terminal - - Details
AF0500-00-CC
ARC-FLASH RELAY W/ CONFORMAL
Littelfuse Inc.
7,967 3492.42000 Active Arc-Flash 100 ~ 240VAC, 110 ~ 250VDC, 24 ~ 48VDC 10 ~ 30 klux - Chassis Mount Screw Terminal - -40°C ~ 70°C Details
SVM-48D-21
1 VOLT RELAY ADJ 42-55VDC 13P 8-
R-K Electronics, Inc.
8,268 115.00000 Active Overvoltage, Undervoltage 42 ~ 55VDC 5.46 ~ 7.15VDC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
S8M-CP04
PWR MULTICIRCUIT PROTECT
Omron Automation and Safety
1 404.37000 Active Overcurrent, Overtemperature, Overvoltage, Undervoltage 24VDC 0.5mA ~ 4A, 18.0 ~ 28.8VDC - DIN Rail Screw Terminal - -10°C ~ 60°C Details
EL731-11-10
AC/DC EARTH-LKGE RELAY
Littelfuse Inc.
3,312 2991.15000 Active Ground Fault, Overtemperature 24VAC, 48VDC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering - Details
SE-325NT
NGR MON 120 VAC NON-LATCH GF 0.1
Littelfuse Inc.
9,694 1874.77000 Active Ground Fault, Overvoltage 120VAC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C Details
RISH RELAY I-3-2000-LA
CURRENT PROTECTION RELAY 3-PHASE
Rishabh Instruments
10 35.00000 Active Overcurrent, Overload, Undercurrent, Underload 20 ~ 40VAC, 60VDC - 0 ~ 30s DIN Rail Screw Terminal Automatic Reset, CT Loop Monitoring, Manual Reset, Test Button -10°C ~ 55°C Details
DPM-240A-T
3 VOLT RELAY, 240VAC, 200-600VAC
R-K Electronics, Inc.
3,593 140.00000 Active Multiple 208 ~ 240VAC - 2 ~ 10s Chassis Mount Quick Connect - 0.187"/0.250" - -40°C ~ 65°C Details
SE-330HV-04-01
NGR MON HV UNIV E-NET SC FIBER R
Littelfuse Inc.
8,234 5100.50000 Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C Details
EL3100-00
GRND FAULT INDICATE SYST 3PHASE
Littelfuse Inc.
7,804 767.73000 Active Ground Fault 208 ~ 600VAC - - Chassis Mount, DIN Rail Screw Terminal - - Details
SE-325ESN
NGR MON 240 VAC EXT RF NON-LATCH
Littelfuse Inc.
6,046 1874.77000 Active Ground Fault, Overvoltage 240VAC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C Details
PGR-4300-12
GEN GRND FAULT RELAY 12VDC SUP
Littelfuse Inc.
4,024 1759.97000 Active Ground Fault 12VDC 100 ~ 1200A 0 ~ 1s Chassis Mount, DIN Rail Screw Terminal Manual Reset, Test Button -10°C ~ 60°C Details
3RN20111BW30
THERMISTOR MOTOR PROT. 2 CO MANU
Siemens
9,331 202.15000 Active - - - - - - - - Details
SE-701-03
GROUND-FAULT MONITOR SUPPLY: 24
Littelfuse Inc.
8,493 862.23000 Active Ground Fault 24VAC - 0.05 ~ 2.5s Chassis Mount, DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -40°C ~ 60°C Details
LVM-1-150V-S-0001
AC/DC VOLTAGE MONTR 120VAC, SPEC
R-K Electronics, Inc.
6,903 260.00000 Active - 100 ~ 125VAC 10 ~ 150VAC 0.75s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
VR-3-H-2
VOLTAGE PROTECTION RELAY 3-PHASE
Rishabh Instruments
10 18.00000 Active Ground Fault, Overvoltage, Phase Imbalance, Phase Loss, Phase Sequence, Undervoltage 415 ~ 480VAC 311.25 ~ 600VAC 0 ~ 10s DIN Rail Screw Terminal - -10°C ~ 55°C Details

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