MODEL: NW-46-S-SF3
ITEM NO: 4016
Drawings : M614
Deck model file name and number: NW-03
Drive – hydraulic motors: 3 x Staffa B30PL
Core pull at max pressure : 27.6 ton
(210 bar)
Recommended oil supply

• flow range for motors: 210 – 250 l/min
• flow range for cylinder: 76 – 96 l/min
• pressure motor: 175 bar
  
• pressure cylinder: 180 bar
  
• power requirement - motor: 70 – 84 kW
  
• power requirement - cylinders :  26 - 33 kW
  

Performance at recommended supply:
Speed:
coreØ:

• Slow: 16 – 19 m/min
• Fast: 24 – 29 m/min

midnetØ:

• Slow: 34 – 40 m/min
• Fast: 50 – 60 m/min

Pull:
coreØ:

• Slow: 23.0 ton
• Fast: 15.3 ton

midnetØ:

• Slow: 11.1 ton
• Fast: 7.4 ton

Performance calculations:
flow per sheave rev:

• Slow: 11.4 l/rev
• Fast: 7.6 l/rev

torque per bar:

• Slow: 181.6 Nm/bar
• Fast: 121.1 Nm/bar

Sheave Ø - core / midnet /  Outside Ø: 282 / 584 / 1168 mm
Sheave type: V-block
Hydraulic movements:

• Slew: 125°
  
• Sheave head tilt: 90°

Weight: 2700 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 : 42” Optional
Port Fishing :  Optional
Long mast : Optional
Power wheel: N/A