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Protection Relays & Systems
(1135 results)Protection relays detect abnormal operating conditions in an industrial system and may trigger an alert or isolate the offending device from the system. Common detection functions include; Arc-flash, temperature monitoring, ground fault, over-current, over-voltage, reverse power flow, over-frequency, under-frequency and phase loss, sequence or imbalance.
| Part # | Manufacturer | Description | Availability | Pricing | Quantity |
|---|---|---|---|---|---|
 TVM-200-22-2000Protection Relays & Systems | R-K Electronics, Inc. | 3 VOLT RELAY ADJ 200-250VAC 16P | 10 | - | |
 MVP-A1CProtection Relays & Systems | R-K Electronics, Inc. | 3 VOLTAGE MONITOR, 200 TO 480VAC | 5 | - | |
 DPM-120A-T-0002Protection Relays & Systems | R-K Electronics, Inc. | PHASE MONITOR 120VAC SUPPLY, 2 M | 10 | - | |
 SVM-12D-11Protection Relays & Systems | R-K Electronics, Inc. | 1 VOLT RELAY ADJ 11-15VAC -10P 8 | 10 | - | |
 PRRO-200Protection Relays & Systems | R-K Electronics, Inc. | PHASE LOSS/REVERSAL,208/240VAC 3 | 14 | - | |
PRSO-300Protection Relays & Systems | R-K Electronics, Inc. | PHASE REVERSAL, 380/415VAC, 3 SP | 10 | - | |
DPM-24A-BProtection Relays & Systems | R-K Electronics, Inc. | 3 VOLT RELAY, 24VAC, 200-600VAC, | 20 | - | |
 CSRA-115A-2-20-MRProtection Relays & Systems | R-K Electronics, Inc. | AC CURRENT, 115A, ADJ, 4-20A, MA | 10 | - | |
 LVM-1-75M-FProtection Relays & Systems | R-K Electronics, Inc. | AC/DC VOLTAGE MONTR 120VAC, ADJ | 10 | - | |
PRRL-300Protection Relays & Systems | R-K Electronics, Inc. | PHASE LOSS/REVERSAL 380/415VAC,3 | 10 | - | |
PRRL-400Protection Relays & Systems | R-K Electronics, Inc. | PHASE LOSS/REVERSAL,440/480VAC 3 | 10 | - | |
 PVC-300-ARProtection Relays & Systems | R-K Electronics, Inc. | 3 VOLTAGE MONITOR,380/415VAC 3, | 10 | - | |
 CLR-120A-1101Protection Relays & Systems | R-K Electronics, Inc. | UNDER FREQ, 120VAC ADJ 10-100PPS | 10 | - | |
CLR-120A-2001Protection Relays & Systems | R-K Electronics, Inc. | CONTROL LOGIC RELAY 0-10 VOLTS | 10 | - | |
TVM-400-20-0002Protection Relays & Systems | R-K Electronics, Inc. | 3 VOLT RELAY ADJ 410-490VAC 10P | 9 | - | |
DPM-120A-BProtection Relays & Systems | R-K Electronics, Inc. | PHASE MONITOR 200-600V, 120VAC, | 7 | - | |
 DPMP-12D-BProtection Relays & Systems | R-K Electronics, Inc. | 3 VOLT RELAY, 12VDC, 200-600VAC, | 10 | - | |
 ZVR-120A-S1C-00002Protection Relays & Systems | R-K Electronics, Inc. | MV RELAY 120VAC ADJ 35-430MV SPD | 10 | - | |
CSRA-24A-2-20-ARProtection Relays & Systems | R-K Electronics, Inc. | AC CURRENT, 24A, ADJ, 4-20A, AUT | 10 | - | |
ZVS-120A-FABProtection Relays & Systems | R-K Electronics, Inc. | MV RELAY 120VAC, FIX 35MV 1NO 1N | 10 | - | |
 PVCL-400-ARProtection Relays & Systems | R-K Electronics, Inc. | 3 VOLTAGE MONITOR440/480VAC 3 DP | 11 | - | |
PRSL-200-1.5Protection Relays & Systems | R-K Electronics, Inc. | PHASE REVERSAL,208/240VAC 3 DPDT | 4 | - | |
DPMP-24A-BProtection Relays & Systems | R-K Electronics, Inc. | 3 VOLT RELAY, 24VAC, 200-600VAC, | 10 | - | |
CLR-24V-1001Protection Relays & Systems | R-K Electronics, Inc. | UNDER FREQ, 24V ADJ 0.7-7PPS, 8- | 10 | - | |
SVM-120A-11Protection Relays & Systems | R-K Electronics, Inc. | 1 VOLT RELAY ADJ 100-130VAC -13P | 10 | - |
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