Product Features
Level C series low-voltage distribution system surge protection device owns great lightning discharge ability ,whose maximum discharge current up to 20-40kA,user can choose multiple combinations based on different power distribution system (TT/TN/IT).
Product Features
◆ High energy surge protection
◆Built-in moment overcurrent breaking arrangement
◆Pluggable change lightning protection module
◆Failure detection indication
◆Single module discharge ability 20-40Ka
◆Standard module installation
◆Built-in overheating breaking arrangement
◆ns level response speed
◆Insert and pull fool-proof design
Product applicable range
LK-SPD20K385C/2/3/4 application range : construction important electric equipment distribution box,such as machine room distribution box
LK-SPD20K385C/3+1NPE application range :suitable for 3+1/1+1 wiring mode distribution box and important equipment distribution box
Product technical parameter
Model LK-SPD20K385C/2/4 LK-SPD20K385C/3+1NPE | |||
PSD Port | 1 | 1 | 1 |
SPD Type | Voltage limiting | Voltage limiting | Voltage limiting |
Power System | TT-TN-IT | TT-TN-IT | TT-TN-IT |
Rated voltage Un | 220V | 220V | 220V |
Maximum Continuous Running Voltage | 385V | 385V | 355V |
Nominal Discharge Current In(8/20μs) | 10kA | 10kA | 10kA |
Maximum Discharge Current Imax(8/20μs) | 20kA | 20kA | 20kA |
Protection Level Up | <1500V | <1500V | <1500V |
Recommend Tandem Connection Overcurrent Protection Device | 16A/6kA | 16A/6kA | 16A/6KA |
Inside overheating breaker | |||
Breaking Arrangement | Built- In | ||
Inside Circuit Breaking Arrangement | Built-In | ||
Mechanical Capacity | |||
Failure Indication | Green : Normal Red : Lose efficacy | ||
Connecting Wire | 16-25mm2 | ||
Installation | 35mm standard guide rail (EN50022/DIN46277-3) | ||
Working Temperature | -40/85°C | ||
Enclose Material | Meet UL94V-0 | ||
Enclosure Protection Level | IP20 |