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Home> Surge Protective Device Connected to Low-voltage Power Distribution Systems> Class C, Plug-in Protection Module（KM20C）> Power Surge Protector KM20C/3+NPE
Power Surge Protector KM20C/3+NPE
Products Information
Features of Surge Protector:
- Integrated design, expedient installation and simple maintenace. Products are applicable for interface LPZ1-LPZ2(lightning protection zones)
- The core parts are metal oxide vanistor with high discharge capacity & reliable quality
- Low residual voltage, fast response time
- Thermo Dynamic control disconnector can automatically cutoff the circuit to protect from fire accident entirely
- The status indicator can indicate operating status syllabify and straightly. Remote alert function makes your control easy
- Products can be fit for various power nerwork systems
- Plug-in protection module can be replaced easily when it is failed
| KM20C/3+ NPE-250 |
KM20C/3+ NPE-275 |
KM20C/3+ NPE-320 |
KM20C/3+ NPE-385 |
KM20C/3+ NPE-420 |
|
| Max.continuous operating volage Uc (V) | 250V | 275V | 320V | 385V | 420V |
| Voltage protection level L-N(20kA)Up | ≤1.2kV | ≤1.2kV | ≤1.5kV | ≤1.8kV | ≤2.0kV |
| Power network system | TT/TN-S | ||||
| Nominal discharge current In(8/20 μs) | 20kA | ||||
| Max. discharge current Imax(8/20 μs) | 40kA | ||||
| Operating temperature range | -40°c～+85°c | ||||
| Relative humidity(at room temperature) | ≤95% | ||||
| Insulation resistance | ＞10³MΩ | ||||
| Test standards | IEC 61643-1:1998 | ||||
| Mouting on | 35mm²DIN rail | ||||
| Degrees of protection | IP20 | ||||
Add: No.2, Huangsheng Road, Pingzhou Industrial Zone, Nanhai District, Foshan City, Guangdong Province, China.
Tel: 86-757-81285180 Fax: 86-757-81285189 Email: oversea-md@kestar.com.cn china-md@kestar.com.cn
