MODEL: NW-62-S-SF4
ITEM NO: 5484
Drawings : M3195 / M3194
Deck model file name and number: NW-04
Drive – hydraulic motors: 4 x Staffa B30PL
Core pull at max pressure : 46.5 ton
(210 bar)
Recommended oil supply

• flow range for motors: 320 – 360 l/min
• flow range for cylinder: 76 – 96 l/min
• pressure motor: 175 bar
  
• pressure cylinder: 180 bar
  
• power requirement - motors: 102 kW
  

Performance at recommended supply:
Speed:
coreØ:

• Slow: 15 – 17 m/min
• Fast: 20 – 22 m/min

midnetØ:

• Slow: 41 – 46 m/min
• Fast: 55 – 62 m/min

Pull:
coreØ:

• Slow: 38.8 ton
• Fast: 29.1 ton

midnetØ:

• Slow: 13.9 ton
• Fast: 10.4 ton

Performance calculations:
flow per sheave rev:

• Slow: 19.3 l/rev
• Fast: 14.5 l/rev

torque per bar:

• Slow: 306.4 Nm/bar
• Fast: 230.0 Nm/bar

Sheave Ø - core / midnet /  Outside Ø: 282 / 788 / 1575 mm
Sheave type: V-block
Hydraulic movements:

• Slew: 125°
  
• Sheave head tilt: 58°

Weight: 3800 kg

Features & options

Stainless Steel net contact area : Standard
Stainless Steel Pins/Bolts : Standard
Cylinder rods – double chrome:  Standard
Split sheaves : Standard

Staffa hydraulic motor : Standard
Sai hydraulic motor : Optional - Pull +2%

Two speeds : Standard
Head options : N/A
Port Fishing :  Optional
Long mast : Optional
Power wheel: Optional