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 |
|---|---|---|---|---|---|
3RN20121BW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2CO REMOT | 7 | - | |
3RN20111BA30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2 CO MANU | 5 | - | |
3RN20112BA30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2 CO MANU | 4 | - | |
3RN20101CW30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1NO 1NC BI | 6 | - | |
3RN20101BA30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROTECTION 2CO | 3 | - | |
3RN20001AA30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1CO US=A1 | 2 | - | |
3RN20101CA30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1NO 1NC BI | 14 | - | |
3UG46152CR20Protection Relays & Systems | Siemens | RELAY DIGITAL MOONITORING FOR 3P | 1 | - | |
3RN20131BA30Protection Relays & Systems | Siemens | THERMISTOR-MOTORSCHUTZ 2W SICHER | 재고 | - | |
3RN20001AW30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1CO US=A1 | 재고 | - | |
3RN20002AA30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 1CO US=A1 | 재고 | - | |
3RN20131GW30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 2W GOLD PR | 재고 | - | |
3RN20131BW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2CO PROT. | 3 | - | |
3RN20122BW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2CO REMOT | 1 | - | |
3RN20231DW30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1NO 1CO WA | 재고 | - | |
3RN20112BW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2 CO MANU | 재고 | - | |
3RN20121BA30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2CO REMOT | 1 | - | |
3RN20132BA30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2CO PROT | 재고 | - | |
3RN20102CA30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1NO 1NC BI | 재고 | - | |
3RN20121BW31Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2 CO BIST | 재고 | - | |
3RN20232DW30Protection Relays & Systems | Siemens | THERMISTOR MOT. PROT. 1NO 1CO WA | 재고 | - | |
3RN20122BW31Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2 CO BIST | 재고 | - | |
3RN20101BW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROTECTION 2CO | 재고 | - | |
3RN20002AW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 1CO US=A1 | 재고 | - | |
3RN20111BW30Protection Relays & Systems | Siemens | THERMISTOR MOTOR PROT. 2 CO MANU | 재고 | - |