Highbar NSPB (non-segregated phase) LV/MV Busduct System


Key features:

  • Safe and reliable: Type tested rigorously by ASTA-UK
  • Rugged, heavy duty, maintenance-free non-segregated phase busduct system
  • Easy to install
  • Available for low voltage and medium voltage applications

Electrical specifications:

Rated current: Available from 400A to 6300A
Rated voltages (Ur): 0.4kV to 24kV
Rated frequency: 50/60Hz
Rated short time withstand current (Icw): 50kA 3sec
IP ratings: Available from IP54 to IP65

Rating (A) STW for 3sec (kA) STW 1sec (kA)
400A 25kA 3sec 43.3kA 1sec
630A 30kA 3sec 51.9kA 1sec
800A 35kA 3sec 60.6kA 1sec
1000A 45kA 3sec 77.9kA 1sec
1250A to 6200A 50kA 3sec 86.6kA 1sec

Physical specifications:
Material of conductors: Electro-tin coated Copper, 99.9%pure, 100% IACS.
Enclosure: Galvanized steel body + Stainless steel base (standard), Aluminium and fully Stainless-steel enclosures available upon request.
Enclosure finish: Electro-static spray coated with epoxy-polyester 60microns thickness. Higher thickness available upon request.
Colour: RAL7032 (Pebble Grey), other colours available on request.
Corrosion resistance: Equipment rated for Severity class A as per IEC60068-2
Insulation: Heat-shrink insulation (standard), class-F epoxy coating available on request.

For NSPB-LV: IEC61439-6:2012, Low-voltage switchgear and controlgear assemblies - Part 6: Busbar trunking systems (busways).

For NSPB-MV: IEC62271-200:2011, High-voltage switchgear and controlgear - Part 200: AC metal-enclosed switchgear and controlgear for rated voltages above 1 kV and up to and including 52 kV.

Please download our technical brochure for further product details.
Please contact info@henikwon.com or +60380231827 for the latest product specifications