MÃ HIỆU
(MODEL)
|
THÔNG SỐ KỸ THUẬT CHÍNH
(MAIN FEATURES)
|
MK300
MK300E |
- Numerical earth leakage relay - Programmable current sensitivity and time delay - Built-in digital harmonic filter - Detection of no connection to current transformer - Real-time leakage current display - Leakage current recording when tripped - Complies with IEC755 standard FEATURES FOR MK300E ONLY - 50% pre-fault output contact - Positive safety output contact - Remote test and remote reset functions |
MK330 |
- Numerical self-reclosing earth leakage relay - Programmable current sensitivity and time delay - Programmable number of reclosing - Programmable time delay before reclosing - Programmable automatic reset time - Built-in digital harmonic filter - Detection of no connection to current transformer - External test and external reset of dry contact inputs - Tripping contact output - Alarm output - Real-time leakage current display - Relay tripped indicator - Leakage current recording when tripped - Complies with IEC 755 standard |
MK301A
MK302A |
- Trip starting indicator - Detection of no connection to current transformer for extra safety - Relay tripped indicator - High immunity to electrical interference FEATURES FOR MK302A ONLY - Safety output contact - Earth leakage level indicators - Remote test and remote reset functions |
DIN300
DIN300E |
- 25 selectable sensitivity settings: 30 mA to 30 A - 9 selectable time delays: 0ms to 3s - Earth leakage level indicators - Detection of no connection to ZCT - Relay tripped indicator - Trip starting indicator - Protected against nuisance tripping FEATURES FOR DIN300E ONLY - 50% pre-fault output contact - Remote test and remote reset functions |
DIN310
DIN310E |
- Numerical earth leakage relay - Detection of no connection to ZCT - Relay trip indicator - Relay alarm indicator - Real-time leakage current display - Leakage fault current recording - 50% pre-fault indicator - Standard DIN rail mounting - Protection against nuisance tripping - Type A FEATURES FOR DIN310E ONLY - Positive safety output contact - 50% pre-fault output contact - Remote reset function |
DIN330 |
- Numerical self-reclosing earth leakage relay - Programmable current sensitivity and time delay - Programmable dead time and number of shots - Programmable permanent fault time and reclaim time - Programmable lockout auto reset time - Incorporated positive safety feature into trip contact - One programmable contact for flexibility - Detection of no connection to ZCT - Relay trip indicator - Relay alarm indicator - Real-time leakage current display - Leakage fault current recording - Remote reset function - Standard DIN rail mounting - Protection against nuisance tripping - Type A |
ZCT |
- Sử dụng ZCT kết hợp với các relay bảo vệ dòng rò kể trên - ZCT40S - 40mm inner diameter - ZCT60S - 60mm inner diameter - ZCT80S - 80mm inner diameter - ZCT120S - 120mm inner diameter |
Earth Leakage Relay (bảo vệ dòng rò) cuả Mikro
Earth Leakage Relay : bảo vệ dòng rò của Mikro (Malaysia) được sử dụng rộng rãi trong hệ thống điện công nghiệp. Sử dụng kết hợp với ZCT của Mikro.
- Chi tiết
- Viết bởi TrongHuan Nguyen
- Chuyên mục: Mikro
- Lượt xem: 37417