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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
RISH RELAY V-3-3000-HA
VOLTAGE PROTECTION RELAY 3-PHASE
Rishabh Instruments
10 32.00000 Active Overvoltage, Phase Imbalance, Phase Loss, Undervoltage 60 ~ 300VAC/DC - 0 ~ 30s DIN Rail Screw Terminal Automatic Reset, Manual Reset, Test Button -10°C ~ 55°C Details
VMP240A
VOLTAGE MONITOR
Macromatic Industrial Controls
5 133.41000 Active Overvoltage, Undervoltage 240VAC 135 ~ 300VAC 0.5s Socketable Plug In, 8 Pin (Octal) - -28°C ~ 65°C Details
PRSL-300-1.5
PHASE REVERSAL 380/415VAC 3 DPDT
R-K Electronics, Inc.
2,140 280.00000 Active - - - - Chassis Mount Screw Terminal - - Details
DPM-24A-T-0002
PHASE MONITOR 24VAC SUPPLY, 2 MI
R-K Electronics, Inc.
3,594 140.00000 Active Multiple 24VAC - 2 ~ 10s Chassis Mount Quick Connect - 0.187"/0.250" - -40°C ~ 65°C Details
PRRL-300
PHASE LOSS/REVERSAL 380/415VAC,3
R-K Electronics, Inc.
1,376 275.00000 Active Phase Loss 380 ~ 415VAC - 5s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
SE-325SN
NGR MON EXTENDED RF TRIP NON-LAT
Littelfuse Inc.
6,414 1874.77000 Active Ground Fault, Overvoltage 120VAC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C Details
FPU-32-01-00
FPR WITH TIA-232/TIA-485
Littelfuse Inc.
7,399 3764.02000 Active Multiple 65 ~ 265VAC, 80 ~ 275VDC - - Panel Mount Screw Terminal - - Details
TVM-400-22
3 VOLT RELAY ADJ 410-490VAC 16P
R-K Electronics, Inc.
7,849 130.00000 Active Overvoltage, Undervoltage 410 ~ 490VAC 65.6 ~ 78.4VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
RISH RELAY V-3-3000-LA
VOLTAGE PROTECTION RELAY 3-PHASE
Rishabh Instruments
10 32.00000 Active Overvoltage, Phase Imbalance, Phase Loss, Undervoltage 20 ~ 40VAC, 60VDC - 0 ~ 30s DIN Rail Screw Terminal Automatic Reset, Manual Reset, Test Button -10°C ~ 55°C Details
PVCL-400-AR-5
3 VOLTAGE MON440/480VAC 3 DPDT 5
R-K Electronics, Inc.
9,820 250.00000 Active Overvoltage, Undervoltage 440 ~ 480VAC - 5s Chassis Mount Screw Terminal Automatic Reset -20°C ~ 40°C Details
SE-703-0D-02
MONITOR EARTH LEAKAGE
Littelfuse Inc.
1,910 1193.44000 Active Ground Fault 12/24VDC 25mA ~ 0.5A 0 ~ 0.5s Chassis Mount, DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button - Details
RISH RELAY V-3-3002-LA
VOLTAGE PROTECTION RELAY 3-PHASE
Rishabh Instruments
10 32.00000 Active Overvoltage, Phase Imbalance, Phase Loss, Undervoltage 20 ~ 40VAC, 60VDC - 0 ~ 30s DIN Rail Screw Terminal Automatic Reset, Manual Reset, Test Button -10°C ~ 55°C Details
MPU-32-04-01
MPR W/TIA-232/ETHERNET
Littelfuse Inc.
6,707 4119.39000 Active Multiple 65 ~ 265VAC, 80 ~ 275VDC - - Panel Mount Screw Terminal - -40°C ~ 60°C Details
WD2759-002
RELAY 13.5~32V
TE Connectivity Aerospace, Defense and Marine
7,525 1182.67200 Active Overvoltage, Undervoltage 13.5 ~ 32VDC 72 ~ 672VAC 0.5 ~ 10s Chassis Mount, DIN Rail Screw Terminal - -40°C ~ 60°C Details
SVM-120A-10
1 VOLT RELAY ADJ 100-130VAC -10P
R-K Electronics, Inc.
9,959 105.00000 Active Undervoltage 100 ~ 130VAC 10 ~ 13VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
ZVR-24A-AAB
MV RELAY 24VAC ADJ 35-430MV 1NO
R-K Electronics, Inc.
4,617 510.00000 Active Overvoltage 24VAC 38 ~ 380VAC 0.5 ~ 40s Chassis Mount, DIN Rail Screw Terminal - 0°C ~ 65°C Details
TVM-300-20-2000
3 VOLT RELAY ADJ 350-420VAC 10P
R-K Electronics, Inc.
6,896 120.00000 Active Overvoltage, Undervoltage 350 ~ 420VAC 35 ~ 42VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
STR-24D-B
SEAL & TEMPSTAT RELAY, 24VDC, TB
R-K Electronics, Inc.
1,854 180.00000 Active - 24VDC - - Chassis Mount Screw Terminal - -40°C ~ 65°C Details
SE-134C-10
GFGC MONITOR LOW VOLTAGE
Littelfuse Inc.
1,179 4085.68000 Active Ground Fault 24 ~ 48VDC - 0.1 ~ 2.5s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -40°C ~ 60°C Details
AR-1-1-1
CURRENT PROTECTION RELAY 1-PHASE
Rishabh Instruments
10 20.00000 Active Ground Fault, Overcurrent, Undercurrent 60 ~ 300VAC/DC 1 ~ 5A 0 ~ 10s DIN Rail Screw Terminal Automatic Reset, Manual Reset -10°C ~ 55°C Details
SVM-240A-79
1 VOLT RELAY ADJ 200-250VAC -10P
R-K Electronics, Inc.
5,471 115.00000 Active - 200 ~ 250VAC - 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
ZVM-600N
MV RELAY 120VAC ADJ 40-400MV DPD
R-K Electronics, Inc.
9 440.00000 Active Overvoltage 115VAC - - Chassis Mount Screw Terminal - 0°C ~ 65°C Details
MPS-CTU-04-00
MPS W/ETHERNET CONTROL UNIT
Littelfuse Inc.
5,186 5873.91000 Active Multiple 65 ~ 265VAC, 80 ~ 275VDC - - Panel Mount Screw Terminal - - Details
PGR-4700-240
SENS GRND FAULT RELAY 240V SUP
Littelfuse Inc.
2,220 1393.57000 Active Ground Fault 240VAC 0.01 ~ 3A 0 ~ 1.5s DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -10°C ~ 60°C Details

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