NRG Systems

Mounting Boom | Goalpost

Mount redundant industry-standard class 1 anemometers on a NRG 80m XHD TallTower in compliance with Annex G of the IEC 61400-12-1:2005 with this goalpost boom.

  GOALPOST, 60/80M, THIES (#10749) GOALPOST, 60/80M, WINDSENSOR (#10750) GOALPOST, 60/80M, THIES + WINDSENSOR (#11706)
Description  
Boom type Thies Anemometer mounting boom for top of NRG 80m XHD TallTowers. WindSensor P2546-OPR Anemometer mounting boom for top of NRG 80m XHD TallTowers. Thies FCA + WindSensor P2546-OPR Anemometer mounting boom for top of NRG 80m XHD TallTowers.
Applications Wind turbine power performance testing per IEC 61400-12-1:2005, Annex G Wind turbine power performance testing per IEC 61400-12-1:2005, Annex G Wind turbine power performance testing per IEC 61400-12-1:2005, Annex G
Sensor compatibility Thies FCA WindSensor P2546-OPR
  • Thies FCA Anemometer
  • WindSensor P2546-OPR
Tower compatibility NRG 80m XHD TallTower or tower with 8" diameter tubing section NRG 80m XHD TallTower or tower with 8" diameter tubing section NRG 80m XHD TallTower or tower with 8" diameter tubing section
Installation  
Mounting
  • Boom attaches to tower with galvanized steel U-Bolts.
  • Anemometer mounts to stem with set screws.
  • Boom attaches to tower with galvanized steel U-Bolts.
  • Anemometer mounts to stem with set screws.
  • Boom attaches to tower with galvanized steel U-Bolts.
  • Anemometer mounts to stem with set screws.
Tools required
  • Tee-handle wrench, 1/4" hex drive for tightening pipe couplings.
  • 3mm allen wrench for anemometer set screws.
  • Tee-handle wrench, 1/4" hex drive for tightening pipe couplings.
  • 4 mm allen wrench for anemometer set screws (included with anemometer)
  • Tee-handle wrench, 1/4" hex drive for tightening pipe couplings.
  • 3 mm allen wrench for Thies Anemometer set screws (included with anemometer).
  • 4 mm allen wrench for WindSensor Anemometer set screws (included with anemometer).
Recommended for installation
  • Electric drill with 1/4" hex drive bit for tightening pipe couplings.
  • Electric drill with 9/16" nut driver bit for tightening 2-inch diameter U-Bolts.
  • Electric drill with 11/16" nut driver bit, deep socket, for tightening 8-inch diameter U-Bolts.
  • Electric drill with 1/4" hex drive bit for tightening pipe couplings.
  • Electric drill with 9/16" nut driver bit for tightening 2-inch diameter U-Bolts.
  • Electric drill with 11/16" nut driver bit, deep socket, for tightening 8-inch diameter U-Bolts.
  • Electric drill with 1/4" hex drive bit for tightening pipe couplings.
  • Electric drill with 9/16" nut driver bit for tightening 2-inch diameter U-Bolts.
  • Electric drill with 11/16" nut driver bit, deep socket, for tightening 8-inch diameter U-Bolts.
Environmental  
Lifespan 2 years + 2 years + 2 years +
Physical  
Weight Boom: 28.7 kg (63 lbs) Boom: 27.6 kg (61 lbs) Boom: 28.7 kg (63 lbs)
Overall boom length 2.6 m (102") 2.6 m (102") 2.6 m (102")
Boom diameter Boom: 48.3 mm (1.9")
Stem: 33.4 mm (1.3") 		Boom: 48.3 mm (1.9")
Stem: 25.4 mm (1.0")
  • Boom: 48.3 mm (1.9")
  • Thies FCA Stem: 33.4 mm (1.3")
  • WindSensor P2546-OPR Stem: 25.4 mm (1.0")
Offset distance Sensor Separation: 2.5 m (98.4") Sensor Separation: 2.5 m (98.4") Sensor Separation: 2.5 m (98.4")
Offset height 1.99 m (78.3") 1.99 m (78.3") 1.99 m (78.3")
Materials  
Boom Boom: Aluminum
Stem: Aluminum
Adapter: Aluminum 		Boom: Aluminum
Stem: Aluminum
Adapter: Aluminum
  • Boom: Aluminum
  • Stem: Aluminum
  • Adapter: Aluminum
U-bolts Galvanized steel Galvanized steel Galvanized steel
Universal mounting plate Galvanized steel Galvanized steel Galvanized steel

NRG Systems • 110 Riggs Road • Hinesburg, Vermont 05461 • +1 802-482-2255 • info@nrgsystems.com