Product Index > Industrial Automation and Controls > Protection Relays & Systems
Protection Relays & Systems1044 results
Manufacturers
ABB Control Altech Corporation ATC-Diversified Electronics Carlo Gavazzi Inc. Dwyer Instruments Instrument Transformer Littelfuse Inc. Lovato Electric Macromatic Industrial Controls Mueller Electric Co Omron Automation and Safety Phoenix Contact R-K Electronics, Inc. Red Lion Controls Rishabh Instruments Schneider Electric Selec Controls USA Inc. Siemens TE Connectivity TE Connectivity Aerospace, Defense and Marine TE Connectivity Potter & Brumfield Relays TELE Controls Inc WAGO Corporation
Packaging
Box Bulk Retail Package
Product Status
Active Last Time Buy Obsolete
Function
- Arc-Flash Arc-Flash, Overcurrent Arc-Flash, Overload Current Asymmetry, Ground Fault, Overcurrent, Overload, Undercurrent Current Asymmetry, Overcurrent, Undercurrent Ground Fault Ground Fault , Overcurrent, Undercurrent Ground Fault , Overload, Overtemperature, Underload Ground Fault , Overload, Underload Ground Fault , Underload Ground Fault, Overcurrent Ground Fault, Overcurrent, Undercurrent Ground Fault, Overcurrent, Undercurrent, Undervoltage Ground Fault, Overtemperature Ground Fault, Overvoltage Ground Fault, Overvoltage, Phase Imbalance, Phase Loss, Phase Sequence, Undervoltage Multiple Overcurrent Overcurrent, Overload, Undercurrent, Underload Overcurrent, Overtemperature, Overvoltage, Undervoltage Overcurrent, Phase Asymmetry, Phase Loss, Phase Sequence, Undercurrent Overcurrent, Phase Loss, Phase Sequence Overcurrent, Undercurrent Overfrequency, Overvoltage, Phase Imbalance, Phase Loss, Underfrequency, Undervoltage Overfrequency, Overvoltage, Underfrequency, Undervoltage Overfrequency, Underfrequency Overspeed Overtemperature Overvoltage Overvoltage, Phase Asymmetry, Phase Loss, Phase Sequence, Undervoltage Overvoltage, Phase Imbalance, Phase Loss, Undervoltage Overvoltage, Phase Loss, Phase Sequence, Undervoltage Overvoltage, Undervoltage Phase Asymmetry, Phase Loss, Phase Sequence Phase Imbalance Phase Imbalance, Phase Loss, Phase Sequence, Overvoltage, Undervoltage Phase Imbalance, Phase Loss, Phase Sequence, Phase Rotation Phase Imbalance, Phase Loss, Phase Sequence, UnderVoltage Phase Loss Phase Loss, Phase Sequence Phase Loss, Phase Sequence, Overvoltage, Undervoltage Phase Loss, Phase Sequence, Phase Imbalance Phase Loss, Phase Sequence, UnderVoltage Underspeed Undervoltage
Delay Time
- 0 ~ 0.5s 0 ~ 1.5s 0 ~ 10s 0 ~ 15s 0 ~ 1s 0 ~ 20s 0 ~ 300s 0 ~ 30s 0 ~ 5s 0 ~ 600s 0 ~ 60s 0 ~ 99.9s 0 ~ 999s 0 ~ 9s 0.03 ~ 20s 0.03 ~ 2s 0.05 ~ 0.25s 0.05 ~ 1s 0.05 ~ 2.5s 0.05 ~ 2s 0.075 ~ 0.1s 0.1 ~ 0.5s 0.1 ~ 10s 0.1 ~ 1s 0.1 ~ 2.5s 0.1 ~ 20s 0.1 ~ 2s 0.1 ~ 40s 0.1 ~ 50s 0.15 ~ 0.3s 0.1s 0.2 ~ 10s 0.2 ~ 20s 0.2 ~ 500s 0.25 ~ 20s 0.25s 0.3/0.8s 0.4s 0.5 ~ 10s 0.5 ~ 2.5s 0.5 ~ 20s 0.5 ~ 40s 0.5s 0.75 ~ 0.1s 0.75s 0.9 ~ 1.3s 1 ~ 10s 1 ~ 40s 1 ~ 50s 1 ~ 5s 1.5s 12 ~ 480s 1s 2 ~ 10s 2 ~ 300s 2 ~ 40s 2 ~ 500s 2 ~ 60s 3 ~ 30s 5.5s 5s
Mounting Type
- Chassis Mount Chassis Mount, DIN Rail DIN Rail Panel Mount Socketable
Termination Style
- Plug In, 11 Pin (Octal) Plug In, 8 Pin (Octal) Quick Connect - 0.187"/0.250" Screw Terminal Spring Terminal Stud Wire Leads
Features
- Automatic Reset Automatic Reset, CT Loop Monitoring, Manual Reset, Test Button Automatic Reset, Manual Reset Automatic Reset, Manual Reset, Test Button Automatic Reset, Test Button CT Loop Monitoring, Harmonic Filtering CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button Demo Kit with CIO-EN Demo Kit with CIO-EN and RM-1000 Demo Kit with CIO-EN and RM-1000/2000 Harmonic Filtering, Manual Reset Harmonic Filtering, Manual Reset, Test Button Manual Reset Manual Reset, Test Button Test Button
Operating Temperature
- -10°C ~ 50°C -10°C ~ 55°C -10°C ~ 60°C -20°C ~ 40°C -20°C ~ 60°C -20°C ~ 65°C -20°C ~ 70°C -20°C ~ 85°C -25°C ~ 40°C -25°C ~ 45°C -25°C ~ 50°C -25°C ~ 55°C -25°C ~ 60°C -25°C ~ 70°C -28°C ~ 65°C -40°C ~ 50°C -40°C ~ 59°C -40°C ~ 60°C -40°C ~ 65.6°C -40°C ~ 65°C -40°C ~ 70°C -40°C ~ 75°C -40°C ~ 85°C 0°C ~ 40°C 0°C ~ 50°C 0°C ~ 55°C 0°C ~ 65°C
Stocking Option
Environmental Options
Media
Price
Mfr Part
Quantity
Price
Series
Package
Delay Time
Mounting Type
Termination Style
Features
Operating Temperature
APR-S380
APR-S380
380/400V MOTOR REVERSE DETECT
APR-S380 datasheet APR-S380 APR-S380
Omron Automation and Safety
3,143
1: $129.6702
10: $127.0768
100: $123.1867
1000: $119.2966
10000: $114.1098
* Box - - - - -
RFQ
3UG46151CR20
3UG46151CR20
VOLTAGE MONITORING RELAY
3UG46151CR20 datasheet 3UG46151CR20 3UG46151CR20
Siemens
18,170
1: $364.117
SIRUS 3UG4 Bulk 0.1 ~ 20s DIN Rail Screw Terminal Automatic Reset -25°C ~ 60°C
RFQ
E1PF480Y/277VSY01
E1PF480Y/277VSY01
PHASE MONITOR RELAY 3-PH
E1PF480Y/277VSY01 datasheet E1PF480Y/277VSY01 E1PF480Y/277VSY01
TELE Controls Inc
6,815
1: $156.117
ENYA Box 0.1s DIN Rail Screw Terminal Automatic Reset -25°C ~ 55°C
RFQ
TVM-200-20
TVM-200-20
3 VOLT RELAY ADJ 200-250VAC 10P
TVM-200-20 datasheet TVM-200-20 TVM-200-20
R-K Electronics, Inc.
11,531
1: $161.2
- Bulk 0.5s Socketable Plug In, 8 Pin (Octal) - 0°C ~ 40°C
RFQ
CSR-1-18-5.0-4.5
CSR-1-18-5.0-4.5
AC CURRENT, GO NO-GO 5 AMP PICK-
CSR-1-18-5.0-4.5 datasheet CSR-1-18-5.0-4.5 CSR-1-18-5.0-4.5
R-K Electronics, Inc.
21,055
1: $174.2
- Box 0.1s Chassis Mount Wire Leads Manual Reset 0°C ~ 55°C
RFQ
DPM-240A-B
DPM-240A-B
3 VOLT RELAY, 240VAC, 200-600VAC
DPM-240A-B datasheet DPM-240A-B DPM-240A-B
R-K Electronics, Inc.
16,116
1: $221.0
- Box 2 ~ 10s Chassis Mount Screw Terminal - -40°C ~ 59°C
RFQ
MVPL-120A-A1C
MVPL-120A-A1C
1&3 VOLTAGE MONITOR 120VAC 8-PIN
MVPL-120A-A1C datasheet MVPL-120A-A1C MVPL-120A-A1C
R-K Electronics, Inc.
8,533
1: $308.1
- Bulk 2 ~ 300s Chassis Mount Plug In, 8 Pin (Octal) Manual Reset 0°C ~ 65°C
RFQ
PVC-400-AR
PVC-400-AR
3 VOLTAGE MONITOR,440/480VAC 3,
PVC-400-AR datasheet PVC-400-AR PVC-400-AR
R-K Electronics, Inc.
15,785
1: $315.9
- Box 5s Chassis Mount Screw Terminal Automatic Reset -20°C ~ 40°C
RFQ
SE-TA6
SE-TA6
TERM ASSY 5.6V 50W
SE-TA6 datasheet SE-TA6 SE-TA6
Littelfuse Inc.
19,202
1: $728.422
SE-TA6 Bulk - Chassis Mount Screw Terminal - -
RFQ
PGR-3100
PGR-3100
GRND FAULT INDICAT SYST LED 30V
PGR-3100 datasheet PGR-3100 PGR-3100
Littelfuse Inc.
20,003
1: $841.633
PGR-3100 Bulk - Panel Mount Screw Terminal Test Button -
RFQ
777-P2
777-P2
3-PHASE OLR/200-480V/2-800FLA+
777-P2 datasheet 777-P2 777-P2
Littelfuse Inc.
11,608
1: $866.346
777 Bulk - Chassis Mount Screw Terminal - -20°C ~ 70°C
RFQ
EL3100-00
EL3100-00
GRND FAULT INDICATE SYST 3PHASE
EL3100-00 datasheet EL3100-00 EL3100-00
Littelfuse Inc.
19,371
1: $1023.672
EL3100 Bulk - Chassis Mount, DIN Rail Screw Terminal - -
RFQ
SE-701-0U
SE-701-0U
MONITOR GRND FALT RELAY 120/240V
SE-701-0U datasheet SE-701-0U SE-701-0U
Littelfuse Inc.
22,165
1: $1259.297
SE-701 Bulk 0.5 ~ 2.5s Chassis Mount, DIN Rail Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -40°C ~ 60°C
RFQ
SE-105
SE-105
GROUND FAULT MONITOR
SE-105 datasheet SE-105 SE-105
Littelfuse Inc.
18,487
1: $1761.045
SE-105 Bulk 0.1 ~ 1s Chassis Mount Screw Terminal Automatic Reset, Manual Reset -
RFQ
SE-325
SE-325
NGR MONITOR 120VAC SUPPLY
SE-325 datasheet SE-325 SE-325
Littelfuse Inc.
13,856
1: $1866.124
SE-325 Bulk 0.1 ~ 2s Chassis Mount Screw Terminal Manual Reset -
RFQ
SE-601-0D
SE-601-0D
DC GROUND FAULT RELAY 9-36 VDC
SE-601-0D datasheet SE-601-0D SE-601-0D
Littelfuse Inc.
8,649
1: $1951.053
SE-601 Bulk 0.5 ~ 2.5s Chassis Mount, DIN Rail Screw Terminal Manual Reset, Test Button -40°C ~ 60°C
RFQ
SE-134C-00
SE-134C-00
GROUND CONTINUITY MONITOR
SE-134C-00 datasheet SE-134C-00 SE-134C-00
Littelfuse Inc.
24,826
1: $4459.377
SE-134C Bulk 0.1 ~ 2.5s Panel Mount Screw Terminal CT Loop Monitoring, Harmonic Filtering, Manual Reset, Test Button -40°C ~ 60°C
RFQ
SE-330-00-00
SE-330-00-00
GRND RESISTOR RELAY UNIVERSAL
SE-330-00-00 datasheet SE-330-00-00 SE-330-00-00
Littelfuse Inc.
20,951
1: $4756.076
SE-330 Bulk 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
RFQ
SE-330-03-00
SE-330-03-00
GRND RES RELAY ETHERNET UNIV
SE-330-03-00 datasheet SE-330-03-00 SE-330-03-00
Littelfuse Inc.
17,368
1: $6484.14
SE-330 Bulk 0.1 ~ 10s Panel Mount Screw Terminal Harmonic Filtering, Manual Reset -40°C ~ 60°C
RFQ
3RN20101CA30
3RN20101CA30
THERMISTOR MOT. PROT. 1NO 1NC BI
3RN20101CA30 datasheet 3RN20101CA30 3RN20101CA30
Siemens
15,114
1: $209.95
SIRIUS 3RN2 Bulk - DIN Rail Screw Terminal Automatic Reset -25°C ~ 60°C
RFQ
3UG46171CR20
3UG46171CR20
VOLTAGE MONITORING RELAY
3UG46171CR20 datasheet 3UG46171CR20 3UG46171CR20
Siemens
17,359
1: $419.068
SIRUS 3UG4 Bulk 0.1 ~ 20s DIN Rail Screw Terminal Automatic Reset -25°C ~ 60°C
RFQ
777-LR-KW/HP-P2
777-LR-KW/HP-P2
3-PHASE POWER MONITOR/200-480V
777-LR-KW/HP-P2 datasheet 777-LR-KW/HP-P2 777-LR-KW/HP-P2
Littelfuse Inc.
4,859
1: $935.948
777-KW/HP-P2 Bulk 0 ~ 999s DIN Rail Screw Terminal - -20°C ~ 70°C
RFQ
SE-601-0U
SE-601-0U
DC GRND FAULT RELAY 55-75 VDC SU
SE-601-0U datasheet SE-601-0U SE-601-0U
Littelfuse Inc.
13,745
1: $1605.006
SE-601 Bulk 0.05 ~ 2.5s Chassis Mount, DIN Rail Screw Terminal Manual Reset, Test Button -40°C ~ 60°C
RFQ
PGR-4300-24
PGR-4300-24
GEN GRND FAULT RELAY-24VDC SUP
PGR-4300-24 datasheet PGR-4300-24 PGR-4300-24
Littelfuse Inc.
10,645
1: $2335.853
PGR-4300 Bulk 0 ~ 1s Chassis Mount, DIN Rail Screw Terminal Manual Reset, Test Button -10°C ~ 60°C
RFQ
3RN20001AA30
3RN20001AA30
THERMISTOR MOT. PROT. 1CO US=A1
3RN20001AA30 datasheet 3RN20001AA30 3RN20001AA30
Siemens
23,630
1: $165.061
SIRIUS 3RN2 Bulk - DIN Rail Screw Terminal Automatic Reset -25°C ~ 60°C
RFQ
3RN20101CW30
3RN20101CW30
THERMISTOR MOT. PROT. 1NO 1NC BI
3RN20101CW30 datasheet 3RN20101CW30 3RN20101CW30
Siemens
17,060
1: $222.82
SIRIUS 3RN2 Bulk - DIN Rail Screw Terminal Automatic Reset -25°C ~ 60°C
RFQ
3RN20112BA30
3RN20112BA30
THERMISTOR MOTOR PROT. 2 CO MANU
3RN20112BA30 datasheet 3RN20112BA30 3RN20112BA30
Siemens
22,032
1: $263.016
SIRIUS 3RN2 Bulk - DIN Rail Spring Terminal Manual Reset -25°C ~ 60°C
RFQ
3RN20111BA30
3RN20111BA30
THERMISTOR MOTOR PROT. 2 CO MANU
3RN20111BA30 datasheet 3RN20111BA30 3RN20111BA30
Siemens
24,484
1: $263.016
SIRIUS 3RN2 Bulk - DIN Rail Screw Terminal Manual Reset -25°C ~ 60°C
RFQ
3UG46152CR20
3UG46152CR20
RELAY DIGITAL MOONITORING FOR 3P
3UG46152CR20 datasheet 3UG46152CR20 3UG46152CR20
Siemens
24,824
1: $383.292
SIRUS 3UG4 Bulk 0.1 ~ 20s DIN Rail Spring Terminal Automatic Reset -25°C ~ 60°C
RFQ
3UG46181CR20
3UG46181CR20
AUT. CORRECTION OF PHASE SEQU.
3UG46181CR20 datasheet 3UG46181CR20 3UG46181CR20
Siemens
9,135
1: $439.504
SIRUS 3UG4 Bulk 0.1 ~ 20s DIN Rail Screw Terminal Automatic Reset -25°C ~ 60°C
RFQ
1 / 30 Page , Total 1044 Items
1
2
3
  • Sookie: +86 15507527565
  • Ansley: +86 18938900545
  • sale@shengyuic.com