WELL STIMULATION - SERVAgroup

1 well STIMULATIONWell | 3 Across the spread, SERVA applies its expertise and experience in offering high-horsepower pumpers to our proven blending and hydration units, sand handlers, pumps and heated chem add units. Additionally, our controller systems are in-house developed to provide the utmost in user-friendly operation and compatibility across a wide range of well StimulationEQUIPMENT SERVA SGT-2250F Fracturing Pumper SERVA 2500 Fracturing Pumper SERVA BSTLR-322A 120 bpm Blending Unit SERVA BSTLR-303A 130 bpm Blending Unit SERVA Hydration Units SERVA Chemical Additive Trailer SERVA Heated Chemical Additive Trailer SERVA Sand Handler Trailer SERVA TPA2250 Frac Pump SERVA TPA2500 Frac Pump SERVA Frac Controller SERVA

2 On-the-Fly Hydration Unit SERVA Auxillary Hydration Unit2 | 3 Across the spread, SERVA applies its expertise and experience in offering high-horsepower pumpers to our proven blending and hydration units, sand handlers, pumps and heated chem add units. Additionally, our controller systems are in-house developed to provide the utmost in user-friendly operation and compatibility across a wide range of well StimulationEQUIPMENT SERVA SGT-2250F Fracturing Pumper SERVA 2500 Fracturing Pumper SERVA BSTLR-322A 120 bpm Blending Unit SERVA BSTLR-303A 130 bpm Blending Unit SERVA Hydration Units SERVA Chemical Additive Trailer SERVA Heated Chemical Additive Trailer SERVA Sand Handler Trailer SERVA TPA2250 Frac Pump SERVA TPA2500 Frac Pump SERVA Frac Controller SERVA

3 On-the-Fly Hydration Unit SERVA Auxillary Hydration Unit2 | 34 | 5 The SERVA SG-T2250F Fracturing Pump is a heavy-duty pump package mounted on a 3-axle off-road trailer. The unit is comprised of a trailer, power package, and quintaplex pump. The package is for highly mobile land operations. The power package is comprised of (1) one 2,250 hp diesel engine with automatic transmission. The engine and transmission combination has been reviewed by the component manufacturers for correct application and SGT-2250F Fracturing PumperMAJOR FEATURESSPECIFICATIONST riplex or Quintaplex Pump n Model number.

4 QWS 2500SD n Plunger size ..5" n Discharge connection ..3" 1502 Trailer n Heavy-duty 3-axle oilfield trailer with airbag suspension n Wheels (12): x Unimount LvL ONE clean buff aluminum Alcoa wheelsElectrical system n 24-voltServa or Customer Supplied n Unit controls are located in an operator s panel on the right side of the unit. The console is designed for severe duty conditions and is sealed for operation in all weather. n Remote control panel is provided with the unit. This system allows the unit to be run via a wired remote from up to 100' Caterpiller, 3512B Tier 1 n Rated Power Output (Gross): 2,250 hp (1,678 bkw) @ 1,900 rpm Temperature n Minimum ambient operating: -40 C min ambient temperature n Maximum ambient operating: 51 C maximum temp Flow Rate n Maximum theoretical total 4,247 lpm ( bpm)Transmission n Caterpillar TH48-E80 automatic transmission provides 7 forward gears and 1 warm-up gear.

5 Remote shifting is provided from the operators console and remote control station. Transmission comes with OEM oil cooler installed. n Net input power (max): 2,250 hp (1,678 kW) n Net input speed (max): 2,100 rpm n Net input torque (max): 6,300 lb-ft (8568 N-m) n Torque converter: Series TC58-ESLF n Stall torque ratio at rated speed: document provides a general overview as well as specific technical requirements for a 2,500 hp trailer-mounted pressure (Frac) pumper. This unit will utilize a FMC WQ 2700 Quintuplex plunger pump powered by a Caterpillar 3512C (2,500 hp rating) engine through a CAT TH55-E90 transmission.

6 This unit requires a standalone (wet-kit) hydraulic system to provide fluid power to operate the H2O shear and starting of the engine. All equipment installed and positioned for ease of repairs and maintenance. SERVA 2500 Fracturing Pumper6 | 7 MAJOR FEATURESSPECIFICATIONSE nginen Caterpillar 3512C, 2,500 bhp @ 1,900 rpmTransmissionn TH55 FTE90 Caterpillar fracturing rig transmission arrangement for petroleum frac pump coupling to match with Caterpillar 3512c engineCooling Systemn Design conditions: Maximum ambient temperature: 51 C (124 F) Altitude: 152 m (500') Maximum top tank: 100 C (212 F) A/C maximum temperature out: C (120 F) 2,500 hp 1900 rpmn Includes.

7 Jacket Water Radiator Aftercooler Radiator Lube Oil Cooler Hydraulic Oil Cooler Fuel Cooler Transmission CoolerDimensions:n Length ..504"n Width ..8' 6" ( )n Height ..12' 6" ( ) to top of exhaustn Wheelbase ..396"Operating Temperature Range:n Minimum ..-40 C (-40 F)n Maximum ..51 C at 152 m (124 F at 500') 49 C at 1,067 m (121 F at 3,500') 46 C at 3,048 m (114 F at 10,000')n Region: ..North America 8 | 9 The SERVA BSTLR-322A 120 BPM Blending Unit is a heavy-duty fluid preparation and Proppant-proportioning unit which can execute a fracturing pumping design controlling both suction and discharge functions and the addition of Proppant in ramp or stage modes.

8 The blender unit includes a tandem axle off-road trailer and a deck mounted 800 Hp diesel engine. Liquid additives that are to be run on a continuous basis during a treatment are monitored and controlled by the central control panel system . Emergency stop/kill functions features allow the shutdown of the unit in extreme situations. The operation of the unit is via a climate controlled operator s cabin located on the unit to provide operator excellent BSTLR-322A 120 BPM Blending Unit Sand Augers n (2) 12" sand augers n 6" sand auger n Mounted at the rear of the unit and hydraulically drivenLiquid Additive Pumps n (4)

9 Liquid additive pumps including a chemical transfer pump n Controlled from the operator s cabin and liquid addition rates are variable from 12 gal/min n Instrumentation displays mass flow rates and totals on the control console and in a separate monitoring van n Dry additive hopper n Acroson unit includes one (1) " auger and one (1) 3" auger n Fluid additive is via four (4) 100 gal stainless steel totes, mounted on the blender chassis Blending Tub n Steady-flow tub equipped with hydraulically driven mixing paddles and a quick dump outlet n Includes a fully automatic tub leveling system and is mounted between the control cabin and augers n Dry additive hopper will dump directly into the blending tub n Paddle shaft bearing has external grease fitting for simplified maintenance and service Control Cabin n Centrally mounted enclosed and climate controlled n Location and design allows for excellent visibility to the

10 Blending tub and for access to the working deck of the blender n Access via a single door, secondary emergency hatch provided MAJOR FEATURESSPECIFICATIONSE nginen Caterpillar ..C-18 Tier 2 n Rated power output (gross) ..800 hp (317 kw) @ 2,100 rpm Temperature n Minimum ambient operating ..-20 c (-4 f) n Maximum ambient operating ..46 c (115 f) Vibration/Shock n Maximum shock .. g pressure range n Maximum discharge pressure ..100 psi Flow Rates n Maximum theoretical total flow rate.