보호 계전기는 산업용 시스템의 비정상적인 작동 조건을 감지하고 경고를 발생시키거나 문제가 있는 장치를 시스템에서 격리할 수 있습니다. 일반적인 감지 기능은 다음과 같습니다. 아크 플래시, 온도 모니터링, 접지 결함, 과전류, 과전압, 역전력 흐름, 과주파수, 저주파수 및 위상 손실, 시퀀스 또는 불균형.
| 부분 # | 제조업체 | 설명 | 유효성 | 가격 | 수량 |
|---|---|---|---|---|---|
777-P2Protection Relays & Systems | Littelfuse | 3-PHASE OLR/200-480V/2-800FLA+ | 35 | - | |
SE-330-04-01Protection Relays & Systems | Littelfuse | NGR MON UNIV E-NET SC FIBER RJ45 | 재고 | - | |
EL731-12-10Protection Relays & Systems | Littelfuse | AC/DC EARTH-LKGE RELAY | 재고 | - | |
PGR-4300-12Protection Relays & Systems | Littelfuse | Electromechanical Relay 12VDC 10ADC/8AAC SPDT(55x115x75)mm DIN Rail Generator Ground Fault Relay | 재고 | - | |
SE-330AU-24-01Protection Relays & Systems | Littelfuse | MONITOR NGR 48V SC FBR/RJ45 K4 | 재고 | - | |
SE-601-0U-CCProtection Relays & Systems | Littelfuse | SE-601-0U WITH CONFORMAL COATING | 재고 | - | |
PGR-4300-120Protection Relays & Systems | Littelfuse | Electromechanical Relay 120VAC 10ADC/8AAC SPDT(55x115x75)mm DIN Rail Generator Ground Fault Relay | 재고 | - | |
MPU-32-X69X-12X00Protection Relays & Systems | Littelfuse | GE RETRO RS232 DEVICENET CIM RTD | 재고 | - | |
SE-330-00-10Protection Relays & Systems | Littelfuse | NGR MONITOR CE/C-T | 재고 | - | |
EL731-10-10Protection Relays & Systems | Littelfuse | AC/DC EARTH-LKGE RELAY | 재고 | - | |
SE-330HV-05-01Protection Relays & Systems | Littelfuse | NGR MON HV UNIV E-NET DUAL SC FI | 재고 | - | |
FPS-CTU-04-00Protection Relays & Systems | Littelfuse | FPS CONTROL UNIT ETHERNET | 재고 | - | |
AF0500-00-CCProtection Relays & Systems | Littelfuse | Electromechanical Relay 110 to 250VDC 100 to 240VAC 20A (200x54x130)mm DIN Rail Protective Relay | 재고 | - | |
SE-330AU-21-00Protection Relays & Systems | Littelfuse | NEUTRAL-EARTHING-RESISTOR MONITOR | 재고 | - | |
SE-330-24-01Protection Relays & Systems | Littelfuse | MONITOR NGR 48VDC SC FBR/RJ45 | 재고 | - | |
SE-330HV-26-00Protection Relays & Systems | Littelfuse | MONITOR NGR HV 48V DUAL RJ45 | 재고 | - | |
SE-330HV-21-01Protection Relays & Systems | Littelfuse | NGR MONITOR HV LVPS DEVICENET NC | 재고 | - | |
SE-330HV-04-00Protection Relays & Systems | Littelfuse | NGR MON HV UNIV E-NET SC FIBER R | 재고 | - | |
SE-325ENTProtection Relays & Systems | Littelfuse | NGR MON 240 VAC NON-LATCH GF 0.1 | 재고 | - | |
SE-325DSTProtection Relays & Systems | Littelfuse | NGR MON 120VAC/VDC EXT RF GF 0.1 | 재고 | - | |
SE-330HV-27-01Protection Relays & Systems | Littelfuse | MONITOR NGR HV 48V SC FBR/RJ45 | 재고 | - | |
M8100.0170Protection Relays & Systems | Littelfuse | SYNCHROSCOPE | 재고 | - | |
SE-701-03Protection Relays & Systems | Littelfuse | Electromechanical Relay 24VAC SPST-NO/SPST-NC(55x115x75)mm DIN Rail Protective Relay | 재고 | - | |
SE-330-21-01Protection Relays & Systems | Littelfuse | NGR MONITOR NC 48-VDC D-NET | 재고 | - | |
D0100.0020Protection Relays & Systems | Littelfuse | Electromechanical Relay 24VDC 8A (105x75x90)mm DIN Rail Protective Relay | 재고 | - |