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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
PMD575
THREE-PHASE MONITORING RELAY
Macromatic Industrial Controls
5 182.54000 Active Phase Imbalance, Phase Loss, Phase Sequence, Overvoltage, Undervoltage 460 ~ 600VAC - - DIN Rail Screw Terminal Manual Reset -28°C ~ 65°C Details
EL731-00-00
AC/DC EARTH-LKGE RELAY 75-275V
Littelfuse Inc.
4,944 1356.82000 Active Ground Fault, Overtemperature 120 ~ 240VAC/DC 0.03 ~ 5A 0.05 ~ 2s Panel Mount Spring Terminal CT Loop Monitoring, Harmonic Filtering - Details
TVM-400-12
3 VOLT RELAY ADJ 410-490VAC -16P
R-K Electronics, Inc.
8,594 130.00000 Active Undervoltage 410 ~ 490VAC 65.6 ~ 78.4VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
LVM-2-26V-S
AC/DC VOLTAGE MONTR 240VAC, ADJ
R-K Electronics, Inc.
2,492 260.00000 Active - 200 ~ 250VAC 1.4 ~ 26VAC 0.75s Chassis Mount Screw Terminal - 0°C ~ 40°C Details
SE-330AU-01-00
NEUTRAL-EARTHING-RESISTOR MON. D
Littelfuse Inc.
4,167 5371.89000 Active Ground Fault 48VDC 0.125 ~ 30A 0.1 ~ 0.5s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C Details
3RN20121BW30
THERMISTOR MOTOR PROT. 2CO REMOT
Siemens
2 285.38000 Active Overtemperature 24 ~ 240VAC/DC - - DIN Rail Screw Terminal Manual Reset -25°C ~ 60°C Details
DPM-24D-T
3 VOLT RELAY, 24VDC, 200-600VAC,
R-K Electronics, Inc.
2,971 145.00000 Active Multiple 24VDC - 2 ~ 10s Chassis Mount Quick Connect - 0.187"/0.250" - -40°C ~ 65°C Details
DPMP-24D-B
3 VOLT RELAY, 24VDC, 200-600VAC,
R-K Electronics, Inc.
7 230.00000 Active Multiple 24VDC - 2 ~ 10s Chassis Mount Screw Terminal Manual Reset -40°C ~ 59°C Details
DPM-24A-T
PHASE MONITOR 200-600V 24VAC SUP
R-K Electronics, Inc.
4,780 140.00000 Active Multiple 24VAC - 2 ~ 10s Chassis Mount Quick Connect - 0.187"/0.250" - -40°C ~ 65°C Details
TVM-400-20-2000
3 VOLT RELAY ADJ 410-490VAC 10P
R-K Electronics, Inc.
8,194 130.00000 Active Overvoltage, Undervoltage 410 ~ 490VAC 41 ~ 49VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
SE-325DNT
NGR MON 120V NON-LATCH GF 0.1-5S
Littelfuse Inc.
7,159 2400.98000 Active Ground Fault, Overvoltage 120VAC/DC 0.5 ~ 4A 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -40°C ~ 60°C Details
VR-1-L-1
VOLTAGE PROTECTION RELAY 1-PHASE
Rishabh Instruments
10 15.00000 Active Ground Fault, Overvoltage, Phase Imbalance, Phase Loss, Phase Sequence, Undervoltage 58 ~ 138VAC 43.5 ~ 172.5VAC 0 ~ 10s DIN Rail Screw Terminal - -10°C ~ 55°C Details
CLR-24V-1001
UNDER FREQ, 24V ADJ 0.7-7PPS, 8-
R-K Electronics, Inc.
9,531 170.00000 Active Underspeed 20 ~ 24VAC 0.7 ~ 7PPS 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
SE-105D
GF-GC MONITOR 120-VAC/DC
Littelfuse Inc.
4,037 1647.83000 Active Ground Fault 120VAC/DC 0.5 ~ 4A 0.1 ~ 1s Chassis Mount Screw Terminal Automatic Reset, Manual Reset -40°C ~ 60°C Details
ZVS-240A-A1C
MV RELAY 240VAC, ADJ 35-430MV SP
R-K Electronics, Inc.
3,958 480.00000 Active Overvoltage 208 ~ 240VAC 38 ~ 380VAC 0.5 ~ 40s Chassis Mount Screw Terminal - 0°C ~ 65°C Details
TVM-400-21-2002
3 VOLT RELAY ADJ 410-490VAC 13P
R-K Electronics, Inc.
7 130.00000 Active Overvoltage, Undervoltage 410 ~ 490VAC 53.3 ~ 63.7VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details
77C-LR
1-PHASE OVERLOAD RELAY/ 100-24
Littelfuse Inc.
5,842 384.15000 Active Multiple 100 ~ 240VAC 1 ~ 9A, 85 ~ 264VAC 0.2 ~ 500s Chassis Mount Screw Terminal - -20°C ~ 70°C Details
ZVS-120A-F2A
MV RELAY 120VAC, FIX 35MV 2NO
R-K Electronics, Inc.
4,804 510.00000 Active Overvoltage 100 ~ 120VAC 38 ~ 380VAC 1s Chassis Mount Screw Terminal - 0°C ~ 65°C Details
SE-330HV-03-01
NGR MONITOR HV ETHERNET NC
Littelfuse Inc.
8,389 5481.40000 Active Ground Fault 120 ~ 240VAC/DC 20 ~ 10000VAC 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C Details
SE-703-0U-00
MONITOR EARTH LEAKAGE
Littelfuse Inc.
7,787 991.46000 Active Ground Fault 120/240VAC/DC 25mA ~ 0.5A 0 ~ 0.5s Chassis Mount, DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button - Details
SE-330-07-01
NGR MON UNIV SC FIBER RJ45 61850
Littelfuse Inc.
6,732 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
AR-1-1-2
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
ZVR-120A-A2A
MV RELAY 120VAC ADJ 35-430MV 2NO
R-K Electronics, Inc.
6,664 510.00000 Active Overvoltage 100 ~ 120VAC 38 ~ 380VAC 0.5 ~ 40s Chassis Mount, DIN Rail Screw Terminal - 0°C ~ 65°C Details
TVM-400-10-0002
3 VOLT RELAY ADJ 410-490VAC -10P
R-K Electronics, Inc.
9,014 130.00000 Active Undervoltage 410 ~ 490VAC 41 ~ 49VAC 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C Details

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