Catalog

Surge Protection for Power Lines

DIN-Rail IEC Type 1 / Class I

Surge-Trap® Monobloc STMT1 Series - 50kA

STM T1 50 is the most robust series of single pole Type 1/Class I lightning current arresters, able to discharge energy (current) from a direct lightning strike (10/350µs) on an external lightning protection system (LPS) or overhead supplies, in accordance with EN/IEC 61643. Suitable as the first step of protection in incoming power supply panels and areas with high exposure to lightning strikes, fitted with an external lightning protection system.

 

FEATURES

  • Lightning impulse current (10/350μs): 50kA
  • Follow current quenching capacity (Ifi): 50kA
  • Leakage current free (LCF)
  • Multi-discharge technology
  • Single pole devices for TNS, TNC, IT and TT earthing systems
  • Un(L-N/L-L): 120/208V, 230/400V, 277/480V, 400/690V
  • DIN-rail mountable, monobloc format
  • Back-up fuse: 500 A gG
 

PRODUCT DETAILS

  • Mounting DIN-rail
  • Body Material PC+GF
    V-0
  • Materials Contact Steel
  • Number of Poles 1
  • Standards IEC 61643-11
    EN 61643-11
  • Application Industry and automation
    Commercial and residential installations
    Telecom & IT & Data Centers
    Water treatment
    Smart grid & LV Metering
    Wind
  • ROHS Compliant Consult Technical Services
  • Lead Free Consult Technical Services
  • CE conformity Yes
 

Catalog-Reference

  • STMT1-100K-N - 83010102
  • STMT1-50K150V-1P - 83010103
  • STMT1-50K275V-1P - 83010100
  • STMT1-50K320V-1P - 83010104
  • STMT1-50K440V-1P - 83010107

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