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.
Feartures:
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: 01
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 – References:
STMT1-100K-N – 83010102
STMT1-50K150V-1P – 83010103
STMT1-50K275V-1P – 83010100
STMT1-50K320V-1P – 83010104
STMT1-50K440V-1P – 83010107