LT-40N 4P 3+NPE Ultra-Thin Surge Protection Device
Characteristic
Location of Use: main distribution cabinet, JP cabinet etc. Rated Voltage Systems: TN-S, TN-C, TT
Mode of Protection: L-PE, N-PE, L-N
Protective Elements: High Energy Graphite
Chinese Standard: GB/T 18802.11-2020
IECstandard: IEC61643-11:2011
European standard: EN 61643-11: 2012 Certificates: TUV, CE
Max Continuous Operating Voltage | (AC)Uc | 275V | 320V | 385V |
Rated Voltage | (AC)Un | 220V | 220V | 220V |
Nominal Discharge Current (T2) | In | 20kA | 20kA | 20kA |
Max Discharge Current | lmax | 40kA | 40kA | 40kA |
Protection level | Up(L-N) | 1.2kV | 1.5kV | 1.8kV |
Protection level | Up(N-PE) | 1.2kV | 1.2kV | 1.2kV |
Follow Current Interrupt Rating | In | 300A(N-PE) | ||
Response Time | 25ns | |||
Back up fuse | LT-SSD40 | |||
TOV | N-PE | 1200V | ||
Residual current-Leakage current at Uc | lpe | NONE | ||
Admissible short-circuit current | Isccr | 25000A | ||
Remote communication | With | |||
Remote communication connection | 1411:NO,1112:NC | |||
Remote contact rated current | 220V/0.5A |
Associated disconnectors
Thermal disconnector | internal |
ground fault breaker | None |
Mechnical characteristics
Connection | By screw terminals:6-25 mm² |
Terminal Screw Torque | The upper1.2Nm,The bottom 2.0 Nm |
Recommended Cable cross Section | ≥6mm2 |
Insert wire length | The uppe12mm, The bottom15mm |
Mounting | DIN rail 35mm(EN60715) |
Degree of Protection | IP20 |
Housing | PS |
Flame retardant grade | UL94 V0 |
Operating temperature | 40℃~+70℃ |
Operating relative humidity | 5%-95% |
Working atmospheric pressure | 70kPa~ 106kPa |
Size
Poles | 2P | 1+NPE | 4P | 3+NPE |
Size(mm) | 18×83×67 | 18×83×67 | 36×83×67 | 36×83×67 |
Packing | Inner box | |||
Delivery packaging | Carton or Pallet |
Dimensional drawing