◆  The TPS fuse-links are designed for special purposes to protect DC distribution of telecommunication power system,simi-conductors and cables. 

◆  The fuse links must be changed if there are mechanical damaged;

◆  The operatuing temperature are -5℃--40℃;The equable value of ambient air temperature must not exceed 35℃ within 24 hours;

◆  The altitude of the site of operating of fuse links does not exceed 2000M above sea level;please contact us if the altitude over 2000m.

◆  The air is clear and its relative humidity does not exceed 50% at the maximum temperature of 40℃;

◆  The fuse links are installed without shaking and impact obviously.