Ensto - Model NXQ880010 -Switch Disconnector

• Opening and closing under severe weather conditions, and easy installation on poles thanks to its high level of integration (MV transformer embedded in the SF6 chamber)
• Two equipment in one, a load break switch and a disconnector
• Rescue manual command by a telescopic adjustable linkage or by a 3 positions hook stick command
• Maintenance free
• Consult us to define your needs (options, packaging, etc.)

Dimensions

• Weight  : 150 kg
• Height  : 470 mm
• Width  : 1500 mm
• Length  : 1350 mm

Electrical values

• Rated Voltage (Ur)  : 12 kV
• Rated current  : 400 A
• Rated line charging breaking current  : 40 A
• Rated cable charging breaking current  : 40 A
• Lightning impulse withstand level of voltage (1.2/50)  : 125 kV
• Rated frequency  : 50-60Hz
• Mainly active load breaking  : 400 A
• Rated close-loop breaking current  : 400 A
• Rated short-circuit making current  : 12.5 kA
• Rated short-time withstand current (1s)  : 20 kA/s
• Rated short-time withstand current (peak)  : 31.5 kA/s
• Rated no-load transformer breaking current  : 25 A 50 kV

Features

• Mechnanical endurance  : 5000 M2 Class
• Electrical endurance  : 300 > E3 Class
• Degree of protection  : IP66/IP68
• Creepage distance  : 900 mm
• Pollution degree  : 4
• Altitude/above sea level  : 1000 m
• Operation under ice  : 20 mm
• Option 1  : - Additional linkage tubes for 14-16m height poles,- 3 to 6 voltage sensors,- Surge arresters,- SF6 low pressure locking device,- Operations counter,- 2 current sensors plus a 3I0 homopolar sensor,- SF6 pressure manometer,- SF6 low pressure sensor,- Customized position indicators (O/I black/white, ON/OFF green/red, O/I greeen/red),- Current sensor on each 3 phases (3%, 5P10 or 5P20),- Fixation on poles (Clamping, Strapping, Bolting),- Equipotential platform (Folding, Fixed, Adjustable),- Animal protections for live parts
• Option 2  : - Manomètre de pression SF6,- Indicateur de position personnalisé (O/I noir et blanc, ON/OFF vert/rouge, O/I vert/rouge),- Parafoudres,- 2 Tores de courant plus tore homopolaire,- Protection avifaune,- Plateforme d`équipotentialité (Repliable, fixe, orientable),- 3 Tores de courant (3%, 5P10 ou 5P20),- 3 à 6 capteurs de tension,- Supplément tringlerie pour poteau 14à16m,- Compteur de manœuvres,- Capteur de pression SF6,- Fixation sur poteau par bridage, cerclage, vissage,- Dispositif de blocage sur baisse de pression SF6
• Temperatures
• Operating temperature  : -25 ... 55 °C
• Storage temperature  : -25 ... 55 °C
• Relative humidity at 40°C  : 98 %