Worldrigs ID: WR391
The rig is suitable for API standard zone for oil and gas and composed as follow:
Manufactured according to:
- CEE Directive 2006/42/CE Machine Directive,
- 2004/108/EEC Electromagnetic Compatibility Directive
- 2006/95/EEC Low Voltage Directive
- 2005/88/CE Noise Directive
- Application API 4F PSL1 Rev4/2013
- API 6A PSL2 Rev.20/2010
- API 7.1 Rev.1/2010
- API 8C PSL1 Rev5/2012 where applicable
- Ambient temperature -10° +40°C
Truck Astra HD8:
Truck Astra HD8 Model 84.44 (HEAVY DUTY) 8x4 , Euro 5
(or other brand decided by you)
Designed for heavy duty service.
Engine IVECO CURSOR 13
Max. power (EEC) 324 kW (440 HP)
Corresponding rpm 1.900 rpm
Max. torque (EEC) 2.200 Nm (224 kgm)
Corresponding rpm 1.000-1.440 rpm
Turbine VGT variable geometry
Turbo intercooler diesel injection/cycle with electronic unit injection pumps. 6 in-linecylinders.
Single block head, four valves per cylinder, light alloy pistons.
Total displacement: 12.882 cm3.
Bore for stroke: 135 x 150 mm.
Water cooling.
Emissions according to 5 regulation norms SCR (Selective Catalytic Reduction) system composed of catalytic
muffler, AdBlue-tank, injection and control systemTelligent ® engine system: electronic management injection
through the continuous monitoring of the
parameters functional motor
- Accessories Included : (if not sold in the mean time)
- Climate Visor Stabilizer bar Rear window Steering wheel radio com.al
Electric mirrors. Rotating lights, Michelin tires
Main Frame:
Manufactured in high strength low carbon steel, electrically welded
Floor complete of lateral extensions tilting model, ladders and handrails.
The frame is complete of 4 plates (2 frontal and 2 in rear position) suitable to accommodate the stabilizers
Hydraulic stabilizers support applied to main frame with stirrup bracket.
Complete of lower mast support for erection operation and mast support for horizontal position during rig moving.
Stairs with anti-slip steps and handrails, located to permit the crew moving from land to rig deck.
Rig frame rear part complete with mast support manufactured to accommodate the lower
part of mast, pivots with pins, the support is welded as one part with the rig frame.
Mast horizontal support suitable to cradle the upper mast during the rig moving operation.
The support is welded to main frame as same part and it’s complete of safety device for mast blocking in moving.
The main frame is complete of all passage and support to accommodate the hydraulic pipe and hoses
needed for hydraulic system.
All critical parts and components will be protected to avoid damage during drilling operations.
Drill Floor:
Manufactured with high steel grade welded structure, connected to main rig frame with pins.
Floor with anti-slip panel, complete of handrails and lower skirting.
The handrails are removable for fast moving procedure.
The drill floor is complete of clamp 27.1/2” full passage API style suitable to accommodate bushing, bowls
and slips for D.P. and CSG handling.
The clamp is removable type to have a maximum passage of 40”.
Stairs and handrails to permit the crew passage from land to drill floor and drill floor to rig
deck.
Height 10’ (3000 mm) , max load capacity 50 metric ton (55 short ton)
Slip Power Group:
Hydraulic automatic slip handler positioned near the center well and controlled by main panel.
Complete with one set of slips D.P. 3.1/2” (others diameters on request)
Mast Sliding:
Manufactured with hollow high strength steel grade structural pipes electrically welded lattice type.
“U” shape with internal side suitable to accommodate the main hydraulic cylinder, top drive dolly guides in high
strength steel grade suitable to support top drive torque, complete of main hydraulic cylinder.
Lower mast side is complete of pad eyes for connection with main frame support.
Pad eyes with pins to connect two hydraulic cylinders for erection operations.
Inside lower cradle to mount the main hydraulic distributor to feed the hydraulic cylinder for pull-up and down.
Frontal mechanical blocks when the mast is in vertical position.
Support, clamps, pipes and fasten to install stand pipe, hydraulic pipes and electric system light.
Side ladder to achieve top part of mast for maintenance complete of anti-fall safety system.
Max static hook load 50 metric ton (55 short ton)
Max pull down load 18 metric ton (19.8 short ton)
Top Drive max stroke 13.000 mm (42,65 ft) suitable for D.P. and CSG Range2
Slant device that permit to drill from 0-45 degree with Hydraulic
Stops 5 Degree by 5 Degree
Hydraulic stop by two cylinders
Pull Up-Down System:
Composed of hydraulic main distributor, connected directly to main cylinder and mounted inside the mast.
The hydraulic block is controlled with the driller console and gives up-down movements.
Wire ropes and sheaves connected to top drive give the power to rig.
The hydraulic distributor is complete of automatic driller system that permits to drill with automatic weight on bit,
imposed by the driller with the main control panel command.
Hydraulic Vice (Power Tong):
With double body, suitable to make-up and break-down D.P. and CSG
Composed of two body with double rams supporting the die liners.
Upper body rotating on guide by hydraulic cylinder, lower body fixed by pins to mast structure.
Side rams controlled by internal hydraulic cylinders auto centring on outside diameter toll joints
D.P. centring system mounted on top and composed of two hydraulic cylinder with rollers, suitable to guide the
D.P. during drilling operations.
All movements of vice are controlled by driller console.
Max diameter to catch 20”
Min diameter to catch 3.1/2”
Max passage 20.1/2”
Max make-up 6000 kgm (43.455 ft/lb)
Max break-down 8000 kgm (57.940 ft/lb)
The hydraulic vice is removable from centre well by hand rotation with disassembly a pin to have
center well opening of 40” (1000 mm)
Top Drive for Direct Circulation:
Hydraulically powered, manufactured with high strength steel grade for heavy duty service.
Main frame welded plates working finished to receive all internal components.
Internal gear reducer with straight teeth heavy duty service mounted on roller bearings.
Transmission powered by hydraulic motors with gear reducers in bath oil.
Slide mandrel complete of top and bottom shock absorber directly mounted on main shaft.
Lower pad eyes suitable to connect lifting device.
Max SWL 50 metric ton ( 55 short ton )
Back mechanism for connection with the dolly.
Double gear pump for oil forced lubrications system.
3” wash pipe type fast replace system, with V packing and ring hammer for replacement spare part.
Dome mounted in the upper top drive side suitable to support the wash pipe system and the gooseneck.
Hammer union 4” FIG.200, lubrication system located on wash pipe housing.
Full passage 3”, max working pressure 140 Bar (2.000 PSI), bottom connection 50 API NC
Standard Drilling:
- Maximum torque 2.800 daNm at 50 RPM (20.282 ft/lb)
- Maximum torque 778 daNm at 180 RPM (5.633 ft/lb)
- RPM from 0 to 180
Top Drive Dolly:
Suitable to support the top drive with Top Drive tilting movement by hydraulic cylinder from the vertical position to
facilitate the Drill Pipe handling
Four wheels bearing mounted to guide the entire system inside the mast running into the guides
Upper frame complete with pad eyes suitable to accommodate the wire ropes sockets with pins for pull up.
Lower frame with the previous same device to connect the wire ropes for pull-down rack and brackets to
install all hydraulic hoses and mud piping.
Service Jib Crane:
Composed of vertical rotating body, telescopic arm positioned on mast driller side.
Rotation and arm stroke with hydraulic cylinder.
Two sheaves grooved for 9/16” rope mounted on bearings, complete of anti disentangle device.
Max rotation angle 90°
Maximum load capacity 3,5 tons (7.726 lb)
Speed up and down 0,5 m/s (1,736 ft/sec)
Rope ø 9/16”
Hydraulic winch positioned on mast flank complete of rope roller, brake negative, suitable for taking 40 meters
of wire rope ø 9/16”, max pull 3.5 metric ton (7.726 lb)
Rope stroke end safety device installed on crane to avoid collision with arm.
N°4 Stabilizers:
Hydraulically operated, composed of external body with side plate to accommodate on the rig main frame,
with bolting. Threaded liner for heavy duty applications suitable to accommodate the mechanical stop blocking
when the rig is in working position.
Internal hydraulic cylinder complete with over centre valves and piping for hydraulic circuit.
Lower part with spherical contact device for auto aligning and push on frame basement.
Mechanical clamp with internal thread to mount on outside liner when the rig is in working position.
The system is applied for safety in case of hydraulic cylinder failure.
Max pull down 20 metric ton (22 short ton)
Hydraulic Power Unit:
Nr. 01 Diesel engines industrial type, Caterpillar C13 model, 440 HP at 1800 RPM each, EPA certified, 6 cylinders
in line turbocharged/after cooled, water heat exchanger, complete of pneumatic starter, rpm counter, hours counter,
high water temperature control, lower oil pressure control, emergency stop, Caterpillar shut down system for
over RPM gas inlet mounted on suction, muffler.
Gear coupler directly connected to engine for hydraulic piston pumps and gear pumps drive type Tecnodrive
Twin Disc or equivalent model, complete of heat exchanger type air-oil hydraulically powered.
Piston hydraulic pumps Denison/Parker trade mark or other equivalent model, mounted directly on gear coupler.
Skid base in carbon steel suitable to support the power unit, complete of cushions for shock absorbers.
No.1 fuel tanks 600 litres capacity.
Fire suppression system included, mounted inside engine hood.
Sound Proof Hood:
Mounted on rig deck, complete of panels for noise absorbing, filters for engine air aspiration, muffler support.
The hood is complete of opening doors for maintenance operations.
7.1/2” X 7” Duplex Double Acting Mud Pump:
Mounted on rig deck and composed of liners and pistons 7.1/2”, internal reduction ratio
1:4.7 with double helical teeth mounted on roller bearings.
Connecting rods and crosshead pins mounted on roller bearings.
Wear guides for crossheads replaceable.
Lubrication with internal circuit.
Forced washing system for piston rod with centrifugal pump V belt driven.
Cross discharge 4” with safety valve shear pin pulsation dampener pressure gauge.
Pot valves API 5.5, suction flanged 10” ANSI 150.
Hydraulic motor and gear reducer applied to pinions with spline adapter.
Housing connected to pump flange with bolting.
Performance @120 stroke/min
Max discharge 2376 l/min with 37 BAR liner 7.1/2”
Max pressure 70 BAR with 1252 l/min liners 5.1/2”
Power input 217 Hp
Complete of Hydraulic motor joint for connection hydraulic motor to pump and flex hoses
Foam / Water Pump:
Triplex type Cat 3535 or equivalent model, hydraulically powered, positioned on rig frame.
Complete with lubrication system, safety valve, pressure gauge
Maximum delivery 136 l/min. (35,8 gal/min)
Maximum pressure 85 Bar. (1.214 PSI)
Manifold for Mud-Air Discharge:
Composed of steel pipes and hoses, ball valves, non return valve for air in- or exclusion and
foam injection ball valve for air compressor exclusion complete of air actuator driven from
the control panel. Rotary hose 3.1/2” I.D. and vibrator hose included, max W.P. 140 bar (
2000 PSI)
Hydraulic System:
Composed of pumps and hydraulic motors, pipes and hoses, blocks, distributors, valves, hydraulic cylinders and fitting.
All components mounted and connected to any user.
Oil tank capacity 1500 litres approx. (396,8 gal), complete of suction pipes and oil filter on return.
Optical oil level, thermometer for oil temperature control.
Each suction pipes is connected to a ball valve.
Heat exchanger type air-oil mounted on rig deck, powered by hydraulic motor.
Dog House:
With twist block, one door, with control panel and quick connection for quick removal and save time during transport
The Dog House is equipped with four hydraulic jacks to be levelled to drill floor height, and connection to the rig.
Control panel inside of the dog house is completed of:
- Pressure Hydraulic service indicator
- Pull up Top Drive indicator (Adjustable)
- Pull down Top drive indicator (Adjustable)
- Top Drive torque indicator (Adjustable)
- Top Drive RPM indicator
- Mud Pressure indicator
- Service crane load indication
- Power tongue torque indicator (Adjustable)
- Power tongue closure force indicator (Adjustable)
Control levels and manipulators, starter panel for engine with instrumentation and emergency stop
Electric System:
EEx-d composed of
n° 2 lamps of 18 W positioned on mast front toward the centre well
n° 2 lamps of 2 x 18 W positioned on rear toward rig deck
n° 2 lamps on drilling floor, n.2 lamps of 2 x 18 W under drilling floor
n° 1 red lamp on mast
n° 1 lamp inside hood 18 W
n° 10 lights 24VDC Atex IP65 neon compact type, 18 W each
n° 4 emergency light 2 x 18 W
- TOOL BOX complete of standard tools for maintenance and positioned on main frame
Coating of Drilling Rig:
Main component with the following cycle :
- sandblasting SA 2.1/2;
- first hand epoxy zinc thk 50 micron;
- second hand epoxy thk 50 micron;
- third hand polyurethane 50 micron.
- Total paint thickness 150 micron, paint final tonality to be agree.
Optional:
Elevator handling system Range 2 for casing & Drill Pipes with semi-automatically pipe rack
To lift DP Range2, DC and CSG Range2 from pipe rack to vertical position in centre well composed of :
skid base connected with pins to rig substructure, adjustable and levellable by manual screws jack-arm
positioned on skid base, pivoted by shafts and hydraulically driven with hydraulic cylinder catching pipe,
lifting and down.
Movement hydraulically controlled by manipulators placed on control panel.
Nominal size capacity from 3 ½” to 5” D.P. – 8.1/4” D.C. – 7” CSG – 9.5/8” CSG – 13.3/8” CSG
Num 01 Elevator semiautomatic, type overshot, suitable to catch DP from 2”7/8, 3.1/2”, 4.1/2” and 5”.
The elevator is mounted under top drive by two pins and connected with two hydraulic cylinders that control
the open and close liners device. Interchangeable reductions and liners are available to catch the above
described sizes casing and drill pipes.
Max load capacity 50 tons.
Num 01 Elevator semiautomatic, type overshot, suitable to catch CSG 7” – 9.5/8” – 13.3/8”.
The elevator is mounted under top drive by two pins and connected with two hydraulic cylinders that
control the open and close liners device. Interchangeable reductions and liners are available to catch
the above described sizes casing and drill pipes.
Max load capacity 50 tons
Semi-Automatically Pipe rack
With control panel mounted on ground floor or in the main control panel, for D.P. from
3 ½”- 5” – D.C. 8.1/4” – CSG 7” to 13.3/8” Range 2
Designed for hard work and long life working activity manufactured with low alloy carbon steel pipes, beams, plates,
all components will be electrically welded composed by n° 2 tubular rack element
(2 left and 2 right ), capacity of No. 55 DP 3 ½” Range 2 or No.40 D.P. 5” Range 2
Hydraulic jacks for sloping mechanism to move the pipe on centre well and vice versa, n.04 hydraulic cylinders for
levelling system, n.02 hydraulic cylinders for locking system.
or call +65 97768837. 
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