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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
SE-325T
NGR MONITOR 120 VAC GF TIME 0.1-
Littelfuse Inc.
6,930 1589.99000 Active Ground Fault, Overvoltage 120VAC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C Details
LVMR-1-150V-S
AC/DC VOLTAGE MNTR 120VAC ADJ 15
R-K Electronics, Inc.
4,548 260.00000 Active - 100 ~ 125VAC 10 ~ 150VAC 0.75s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
3RN20102CA30
THERMISTOR MOT. PROT. 1NO 1NC BI
Siemens
3,902 162.89000 Active - - - - - - - - Details
ZVR-120A-S1C-00002
MV RELAY 120VAC ADJ 35-430MV SPD
R-K Electronics, Inc.
5,960 480.00000 Active Overvoltage 100 ~ 120VAC 38 ~ 380VAC - Chassis Mount, DIN Rail Screw Terminal - 0°C ~ 65°C Details
LVP-1-26V-L
AC/DC VOLTAGE MNTR 120VAC ADJ 26
R-K Electronics, Inc.
2,667 260.00000 Active - 100 ~ 125VAC 1.4 ~ 26VAC 1.5s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
RISH ELR-4002-HA-TS35
DIG EARTH LEAKAGE RELAY DIN RAIL
Rishabh Instruments
10 35.00000 Active Ground Fault 60 ~ 300VAC/DC 30mA ~ 30A 0 ~ 30s DIN Rail Screw Terminal Automatic Reset, Manual Reset, Test Button -10°C ~ 55°C Details
SE-330AU-07-01
MONITOR NGR UNIV SC FBR/RJ45
Littelfuse Inc.
5,583 5830.27000 Active Ground Fault 120/240VAC/DC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset - Details
PVC-600-AR
3 VOLTAGE MONITOR,575/600VAC 3,
R-K Electronics, Inc.
7,961 245.00000 Active Overvoltage, Undervoltage 575 ~ 600VAC - 5s Chassis Mount Screw Terminal Automatic Reset -20°C ~ 40°C Details
PRSO-200
PHASE REVERSAL, 208/240VAC, 3 SP
R-K Electronics, Inc.
9,760 245.00000 Active - - - - Chassis Mount Screw Terminal - - Details
SE-703-0T-02
MONITOR EARTH LEAKAGE
Littelfuse Inc.
7,142 1444.85000 Active Ground Fault 48VDC 25mA ~ 0.5A 0 ~ 0.5s Chassis Mount, DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button - Details
PVC-100-AR
3 VOLTAGE MONITOR,100/120VAC 3,
R-K Electronics, Inc.
4,587 235.00000 Active Overvoltage, Undervoltage 110 ~ 120VAC - 5s Chassis Mount Screw Terminal Automatic Reset -20°C ~ 40°C Details
3RN20121BW31
THERMISTOR MOTOR PROT. 2 CO BIST
Siemens
3,285 466.33000 Active - - - - - - - - Details
TVM-200-10-2000
3 VOLT RELAY ADJ 200-250VAC -10P
R-K Electronics, Inc.
5,663 120.00000 Active Undervoltage 200 ~ 250VAC 20 ~ 25VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
CLR-120A-1101
UNDER FREQ, 120VAC ADJ 10-100PPS
R-K Electronics, Inc.
7,857 170.00000 Active Underspeed 100 ~ 125VAC 10 ~ 100PPS 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
RISH ELR VI-4021-LA-96
EARTH LEAKAGE RELAY PANEL 96X96
Rishabh Instruments
10 46.00000 Active Ground Fault, Overcurrent, Overvoltage, Undercurrent, Undervoltage 20 ~ 40VAC, 60VDC 30mA ~ 30A 0 ~ 30s Panel Mount Screw Terminal Automatic Reset, Manual Reset, Test Button -10°C ~ 55°C Details
LVM-2-400M-S
AC/DC VOLTAGE MONTR 240VAC, ADJ
R-K Electronics, Inc.
1,716 260.00000 Active - 200 ~ 250VAC 0.025 ~ 0.4VAC 0.75s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
777-ACCUPOWER
3-PHASE POWER MONITOR/190-480V
Littelfuse Inc.
1,270 681.87000 Active Ground Fault, Overcurrent 190 ~ 480VAC 2 ~ 800A 2 ~ 500s Chassis Mount Screw Terminal - -40°C ~ 70°C Details
SE-330-06-01
NGR MON UNIV DUAL RJ45 61850 K4
Littelfuse Inc.
6,776 5428.18000 Active Ground Fault 120/240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C Details
DPM-24D-B
PHASE MONITOR 200-600V, 24VDC, T
R-K Electronics, Inc.
5,313 165.00000 Active Multiple 24VDC - 2 ~ 10s Chassis Mount Screw Terminal - -40°C ~ 59°C Details
DEA71DM24A003
EARTH LEAKAGE MONITORING RELAY
Carlo Gavazzi Inc.
5 151.00000 Active Ground Fault 24 ~ 240VAC 30mA - DIN Rail Screw Terminal - -25°C ~ 60°C Details
SE-134C-00
GROUND CONTINUITY MONITOR
Littelfuse Inc.
8,384 3577.42000 Active Ground Fault 120/240VAC/DC - 0.1 ~ 2.5s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -40°C ~ 60°C Details
PRR-300
PHASE LOSS/REVERSAL 380/415VAC,3
R-K Electronics, Inc.
9,734 200.00000 Active Phase Loss 380 ~ 415VAC - 5s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
PVCL-400-AR-0001
3 VOLTAGE MONITOR440/480VAC 3 SP
R-K Electronics, Inc.
9,660 250.00000 Active Overvoltage, Undervoltage 440 ~ 480VAC - 5s Chassis Mount Screw Terminal Automatic Reset -20°C ~ 40°C Details
SE-330HV-27-01
MONITOR NGR HV 48V SC FBR/RJ45
Littelfuse Inc.
4,306 6184.05000 Active Ground Fault 48VDC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C Details

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