2025 Epiroc Raiseboring equipment Robbins 92R
- Year 2025
- Make Epiroc
- Model Raiseboring equipment
2025 Epiroc Raiseboring equipment Robbins 92R
2025 Epiroc Raiseboring equipment Robbins 92R
Raiseboring machine for holes ranging from 2.4 to 6.0 m in diameter
Reliable drill rigRobbins 92R is a raiseboring machine for holes ranging from 2.4 to 6.0 m (8-20 ft.) in diameter. This large rig can be relied on in a variety of applications. With a modular design for easy transport, this powerful rig is ideal when weight or size limitations are a concern. At Epiroc, we strive to construct high-quality machines that are easy to set up, operate and maintain – and our Robbins 92R raiseboring rig is no exception. This machine is built to serve and built to last.
Features may include:
- Unsurpassed versatility
- Boosted safety and productivity
- Total control from a remote work station
Electric
Electrical
Voltage: 400-1000 V | Frequency: 50-60 Hz | Power requirement: 616/689 kVA (50/60Hz) | Power supply: 670/750 hp (500/560 kW (50/60Hz))
Operational
Operating Conditions
Reaming: 398 000 ft-lbs | Break out: 516 300 ft-lbs | Standard cylinders: 2 000 000 lbs at 4 800 psi | Telescopic cylinder: 1 506 000 lbs at 4 800 psi | Fast traverse rate:5.6 ft/min | Feed rate: 1.6 ft/min | Bailing Air: 883 ft3/min (100 psi)
Operating Speed
Pilot: 0-54 rpm | Ream (reduced torque): 0-7 rpm (7-14 rpm)
Hydraulics
Hydraulic Flow
Bailing water: 176 gal/min | Cooling water at 25°C inlet temperature: 42 gal/min
Dimensions
Dimensions
Raise diameter nominal: 16 ft | Raise diameter Range: 10-20 ft | Drill pipe Diameter: 13 1/8" | Pilot hole Diameter: 15"
Length
s/s: 60" | Raise Nominal: 3 000 ft | Raise Maximum: 3 600 ft | Raise Nominal Telescopic cylinders: 1 970 ft | Raise Maximum telescopic cylinders: 3 280 ft
Stroke
85"