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Sectos NXB and NXBD

Sectos NXB and NXBD. Sectos NXB Pole Mounted SF 6 Insulated Switch. 3-position (on-off-earth) or 2-position (on-off) Silicon rubber insulators, CD 620 mm 12-24 kV, 630 A, 20 kA 3 s Making capacity 50 /31,5 kA - main switch 3 /10 times - earthing switch 3/5 times

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Sectos NXB and NXBD

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  1. Sectos NXB and NXBD

  2. Sectos NXB Pole Mounted SF6 Insulated Switch • 3-position (on-off-earth) or 2-position (on-off) • Silicon rubber insulators, CD 620 mm • 12-24 kV, 630 A, 20 kA 3 s • Making capacity 50 /31,5 kA - main switch 3 /10 times - earthing switch 3/5 times • Optional items - integrated motor - auxiliary contacts - current sensors Type Sectos NXB_

  3. Sectos NXB • 3-position (on-off-earth) or 2-position (on-off) • Epoxy resin insulators, CD 500 mm • 12-24 kV, 630 A, 20 kA3 s • Making capacity 50/31.5 kA - main switch 3/10 times - earthing switch 3/ 5 times • Optional items - integrated motor - auxiliary contacts - current sensors Type Sectos NXB_

  4. Sectos NXB • Over voltage protection arrester MWK • Current sensor KOKU • Lever for emergency operation by hook stick • Bird caps together with covered jumpers (BLX)

  5. Sectos NXB • Climate independent • Control plug-in cable • Integrated motor mechanism for remote control • Position indicator according to IEC 60129 standard

  6. Sectos NXB • Direct cable connection with Series 400 cable connectors • Earth cable

  7. Sectos NXBD 3-way switch • Sectos NXBD, built of two NXB in the same housing • Ideal for line branching • Two switched ways + one tapped way • Equal ratings with NXB • Two motor-up mechanisms with a common control box • Option for integrated CT:s

  8. Sectos NXBD 3-way switch Sectos NXBD, Main circuit diagram

  9. Sectos NXBD 3-way switch Sectos NXBD, branching from one cable to two overhead lines

  10. Sectos NXBD 3-way switch Sectos NXBD, branching from cable to cable and overhead

  11. Sectos NXBD 3-way switch SECTOS NXBD24. Double switch-disconnector 2pcs. All 4 motors remote controlled from same DTU131 operating box using REC523 type of RTU Before

  12. Sectos NXB and NXBD Installation of two pcs of NXB and one NXBD

  13. Sectos NXB and NXBD Installation of two pcs of NXB and one NXBD • One DTU 131 enclosure used for operating four disconnectors

  14. Sectos NXB and NXBD Installation Sectos is complete, fullytested at the factory andready to installation.It is compact and lightweight making theinstallation easier andfaster than ever before.All necessaryaccessories forinstallation and use areavailable from the wellproven NPS product-line.

  15. Sectos NXB and NXBD Motor operation of Sectos • DTU-enclosure: • REC523-unit (Digital and analog inputs from sensors and measuring transformers) • communication unit • heater • 24 VDC battery • 1…4 pcs contactor logic with local control push buttons and MCBs • optional motor up operating device UEMC40K8 on Sectos NXB Distribution Terminal Unit (DTU) DTU 131 and 135

  16. Sectos NXB and NXBD Motor operation of Sectos • DTU-enclosure : • RTU211-unit (Digital inputs only, no measuring) • communication unit • heater • 24 VDC battery • 1…4 pcs contactor logic with local control push buttons and MCBs • optional motor up operating device UEMC40K8 on Sectos NXB Distribution Terminal Unit (DTU) DTU 131 and 135

  17. Sectos Sectos switch disconnector 12…24 kV (BIL max. 125 kV) 24…36 kV (BIL max. 170 kV) NXB technology NXA technology NXB NXBD NXA Motor up Manual Motor up Motor down Manual Conical epoxy bushings Outdoor epoxy bushings Conical epoxy bushings Direct cable Silicon insulators for overhead line Overhead line Direct cable Silicon insulators for overhead line

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