3TL7 vacuum contactors are 3-pole contactors with electromagnetic operating mechanism for medium-voltage switchgear. The high rated voltage of 24 kV opens a possibility for special applications in high voltage areas with a high number of switching cycles.
3TL7 ■ 24 kV rated voltage■ 800 A rated normal current■ 1Mio mechanical operating cycles Please find detailed information in our catalogue.
Rated normal current
Rated making current*
Rated breaking current*
Mechanical service lifeof the contractor*
1 million operating cycles
Electrical service lifeof the vacuum unterrupter(rated current)*
0.5 millionoperating cycles
* Switching capacity according to utilization category AC-4