Application
CIRCUIT BREAKER ACCESSORIES LNMA2 Series were designed according to IEC/EN 60947-2. Be applicable to be assembled with compact series circuit breakers,used for remote control of the signalling device in households,buildings and other electrical circuits.
Features
·High reliability and stability, good performance
·Widely functions'blocks available
·Series blocks conveniently working with compact circuit breakers
| Electrical LNMA2-OF/LNMA2-OFB Auxiliary Contact ·LNMA2-OF Contact capacity AC: Un=415V In=6A; Un=125V In=1A ·Dielectric strength: 2kV/1min ·Electro-mechanical endurance: ≥5000 ·Mounted on the left side of the ·DPN LNMN2-40, MCB LNM3-125, B Type RCCB ·LNL1-63, etc., indicating “ON” “OFF” status of ·Combined MCB/RCCB. LNMA2-SDAlarm Switch ·Rated insulating voltage(Ui): 500V ·Rated power voltage(Us): AC 400, 230, 125V ·Operate voltage range: 70~100% Us ·Contact capacity AC: 6A/415V; AC: 1A/125V ·Dielectric strength: 2000V/1min ·Electro-mechanical endurance: ≥4000 Is used to connect ON/OFF auxiliary Contact, work as circuit breaker ON/OFF Indicator in case of faulty (tripping). LNMA2-S2/LNMA2-S2+OF Shunt Tripper ·Rated insulating voltage(Ui): 500V ·Rated power voltage(Us): AC 400, 230, 125V ·Operate voltage range: 70~110% Us ·Contact capacity: AC: 3A/400V; AC: 6A/230V; AC: 9A/125V ·Dielectric strength: 2kV/1min ·Electro-mechanical endurance: ≥4000 Mounting on the right side of MCB Used to trip the combined MCB by Remote controlling device. LNMA2-U2+O2 Over-voltage/Under-Voltage Tripper ·Rated voltage (Ue): AC 230V ·Rated insulating voltage (Ui): 500V ·Over-voltage tripping range: 270V±5% ·Under-voltage tripping range: 170V±5% ·Electro-mechanical endurance: ≥4000 ·Mounted on the right side of circuit breaker, actuate the combined device to trip in case of under-voltage or over- voltage, effectively prevent the device from closing operation under abnormal power voltage condition. | | Mechanical |