LTES Series

LTES is a modular and configurable Isolating Earthing Switch. High electrical performance and easy integration make LTES the perfect solution for any applications.
  • Manual control integrated or remote
  • Up to 6 power modules
  • Module types: 2 earth switches, 3 earth switches, 2 changeovers
  • Safety actuation by bistable spring
  • Compliant to IEC60077-1/-2, IEC61373, EN45545, and UIC550 standards
  • Standard modules configurations
  • Compact solution
  • High number of options
  • High electrical performance
  • Wide range of applications
  • High protection against electrical shocks
  • Low non-recurring costs
  • High reliability
  • Easy installation
  • Minimum maintenance requirements
  • Key interlock system up to 6 I/O configurable keys (KABA, CISA, DOM)
  • Electro-magnet interlocking in service or earthed position
  • Auxiliary contacts
  • Contact status flag
  • High voltage LED indicator
  • Electrical motorized control
  • 2-position 90-degree transmission gear
  • Custom front panel labeling
  • Lever release by mechanical pushbutton
  • Lever locking by external lock
  • Fixation points
  • Remote lever with control shaft
  • Colored keys
Configuration

 Earthing disconnection


 Earthing with remoted control


 Switching


 Mixed configuration


 Two position
Basic Diagram Image Image Image Image Image
Rated Insulation Voltage @ OV3/PD3 [Vdc] 4800 4800 4800 4800 4800
Conventional Free Air Thermal Current @75°C [A] 600 600 600 600 600
Rated Short Time Withstand Current (0.1 s) [kA] 50 50 50 50 50
2 Poles Earthing Module (Insulated Shaft) up to 12 poles up to 12 poles - up to 6 modules in total -
3 Poles Earthing Module (Conductive Shaft) up to 18 poles up to 18 poles - up to 6 modules in total -
Changeover Module (Insulated Shaft) - - up to 12 poles up to 6 modules in total -
Two Position Module (Conductive Shaft) - - - - up to 12 poles
Safety Position Spring Yes Yes Yes Yes Yes
Locking System up to 6 keys configurable in input/output up to 6 keys configurable in input/output up to 6 keys configurable in input/output up to 6 keys configurable in input/output up to 6 keys configurable in input/output
Type of Keys CISA, KABA or DOME CISA, KABA or DOME CISA, KABA or DOME CISA, KABA or DOME CISA, KABA or DOME
Electromechanic Interlocking 2 Positions Option Option Option Option Option
Voltage Detection Light with LEDs Option Option Option Option Option
Lever Position Flag Option Option Option Option Option