APPLICATIONS:
âClass C Surge Protective Device for AC Power System.
A. Power distribution box(cabinet)
B. AC cabinet
C. PV inverter
D. Switch power supply
E. Column head cabinet
F. Charging station/charging point
âSensitive electronic equipment
âTelecom centers
âAutomatic control centers
âIntelligent buildings
âIndustrial enterprises
âMedical institutes
âIT, TT, TN-C, TN-S, TN-C-S and other power supply systems.
FEATURES:
âDIN rail mounting for easy installation
âPlug connectors for quick and easy connection or rewiring
â40kA maximum surge current
âThermal disconnect device
âStatus indicators visually verify protection level
âSurge protection device with N-PE residual current spark gap as 3+1 circuit
âRemote alarm function
âISO 9001ï¼2008 certificatedï¼ISO14000:2004 certificated and OHSAS18000ï¼2007 certificated
âHigh quality products with TüV, CE, UL certificate
TECHNICAL PARAMETERï¼ | Â |
Model | M40B3+N |
Electrical parameter | |
Nominal working voltage Un | 50/60Hz  220/380V, 230/440V |
Max. continuous operating voltage Uc | 385V |
Nominal discharge currentï¼8/20µsï¼In | 20kA |
Max. discharge current  ï¼8/20µsï¼Imax | 40kA |
Protection level @20kA , 8/20µs  Up | 1500V |
Let through voltage @3kA , 8/20µs | 800V |
Response time tA | 25ns |
Protection mode | L1/L2/L3-N, N-PE |
General data | Â |
Dimension | 90 (H)Ã72 (W)Ã65(L)mm |
Weight per unit | 500g |
Mounting | 35mm DIN rail |
Recommend cross-sectional area | L/N â¥10mm2     PEâ¥16mm2 |
IP code | IP20 |
Working conditions | Temperature: -40 to 80â, Relative humidity: â¤95ï¼ |
Test standards | IEC61643-1, UL94-V0, ROHS |