LT-40 Surge Protector ,Small size, ultra-thin, special for small distribution box
Characteristic
Location of Use:Distribution cabinet,JP cabinet etc. | Chinese Standard:GB/T18802.11-2020 |
Network Systems:TN-S,TN-C,TT | IEC standard:IEC 61643-11:2011 |
Mode of Protection:L-PE,N-PE,L-PEN,L-N | European standard:EN 61643-11:2012 |
Protective Elements:High Energy MOV | Certificates:TUV,CE,CQC |
Technical Data(Type 2(T2)SPD)
Technical Data
Model number | LT-20 | LT-40 | |
Max Continuous Operating Voltage | Uc(V~) | 275/320/385/440 | 275/320/385/440 |
Nominal discharge current | In(kA) | 10 | 20 |
Maximum discharge current | lmax(kA) | 20 | 40 |
Protection level | Up(kv) | <1.3/1.4/1.6/1.8 | <1.4/1.5/1.8/2.2 |
Response time | (ns) | <25 | <25 |
General paramete | |||
Access wire area | (mm²) | ≥10 | ≥10 |
Access ground cross-sectional area | (mm²) | ≥16 | ≥16 |
SPD special disconnector | Recommend | LT-SSD40 | LT-SSD40 |
Working environment | -40~+70°C,relative humidity<95%(below 25℃) | ||
Remote communication connection | 1411:NO,1112:NC |
Associated disconnectors | |
Thermal | disconnector internal |
Mechnical characteristics
Connection By screw terminals | 6-25 mm² |
Terminal Screw Torque | 2.5 Nm |
Recommended Cable cross Section | ≥16mm² |
Insert wire length | 15mm |
Mounting DIN rail | 35mm(EN60715) |
Degree of Protection | P20 |
Housing | PBT/PA |
Flame retardant grade | UL94 V0 |
Operating temperature | 40℃~+70℃ |
Operating relative humidity | 5%-95% |
Working atmospheric pressure | 70kPa~106kPa |
Size | ||||||
Poles | 1P | 1+NPE | 2P | 3P | 4P | 3+NPE |
Size (mm) | 18×90(83)×67 | 36×90(83)×67 | 36×90(83)×67 | 54×90(83)×67 | 72×90(83)×67 | 72×90(83)×67 |
Packing | Inner box | |||||
Delivery packaging | Carton or Pallet |
Dimensional drawing