Presvac Systems 6000 US Gallons, DOT 407/412, Stainless Steel, Dumping Tanker

Specifications for 6000 U.S. gallon Polished Stainless Steel vacuum trailer

Type: Semi-trailer - Dump unit

Code: D.O.T. 407 / 412
Vessel will be constructed and certified in conformance with the ASME Boiler and Pressure
Vessel Code (Section VIII, Division 1) National Board Registered.

Tank capacity - 6000 U.S. gallons plus 3% outage for expansion

Tank diameter - 63" OD

Overall tank length - 40'

Head material - 5/16" Polished Stainless Steel

Shell material - 1/4" Polished Stainless Steel

Reinforcing rings - External exposed flatbar rings, stainless steel

Design pressure (internal) - 25 p.s.i.

Design pressure (external) - 15 p.s.i. (full vacuum)

Hydrostatic test pressure - 37.5 p.s.i.

Maximum allowable working - 25 p.s.i.
pressure

Operating temperature - -20oF to 200oF

Overturn protection - Front, center and rear, three (3) leg support and pads

Pressure relief vent - Betts 4” stainless steel 316, 25 p.s.i. (407 / 412)

Primary shut off - 20" quick opening hatch with 14" stainless steel float ball, seating against a neoprene seat. Ball and seal inspection and service, external, stainless steel

Isolation valve - 4” Air operated butterfly valve between primary shut off and secondary shut off, stainless steel

Vacuum lines - 4" continuous grounded, wire reinforced neoprene vacuum pressure hose, looped to rear no disconnect required when dumping, all piping is stainless steel

Vacuum pressure gauges - Two (2) glycerine filled, anti-shock

Liquid level indicator - External arrow rotary float gauge with 9" stainless steel float ball, Teflon packing and neoprene seals, equipped with grease fittings, stainless steel

Baffles - Two (2) half baffles, upper section of tank welded to reinforcing pads, stainless steel

Top manways - Two (2) 20" diameter manway with neoprene gasket, design pressure 50 p.s.i., stainless steel

Spill box - Around each manway with 2” drain hoses, 3” sampling port inside spill box with coupling and cap, stainless steel

Walkway - Anti-skid, gripstrut material at 3 o'clock position

Grabrail - Tank top

Ladder - To top walkway - anti-skid material

Hoist - Front mounted hydraulic hoist 30 tons capacity with safety prop

Rear door - Full opening rear door, hydraulically operated with heavy-duty wingbolt closures, all wetted parts stainless steel, door safety prop

Vibrator - One (1) hydraulically operated with heavy duty mounting pad

Hose tray - Two (2) 30' long, drain valves in each front tray with valves, painted stainless steel, and supports and tray supports stainless

Toolbox - One (1) 36" x 18" x 18"-aluminum

Top loading port - 6” flanged port with 4” sleeve, flanged in top of rear door, stainless steel

Suction valve - One (1) 4” air operated self closing NVE SS valve complete with coupling and drip cap, additional 4” manual NVE SS valve

Internal riser pipe - 4” with deflector / wear plate, stainless steel

Discharge valve - One (1) 6” air operated self closing NVE SS valve complete with coupling and drip cap, additional 6” manual NVE SS valve

Lights-L.E.D. - Vapour proof, all wiring in conduit, Truck Lite, 3 lamp rear modules, junction box, 3 in a row top clearance bar, clearance lights and reflectors, reflective tape

Worklights - Two (2) rear

Trailer frame - (Steel) Full length, heavy-duty dump chassis with heavy-duty hinge assembly

Suspension - Air ride with dump valve

Axles - Two (2) 22,000 lbs capacity each

Wheels - Eight (8) 10 hole aluminium hub pilot

Lift axles-front - Two (2) steerable lift axles,108” axle spread on each one, #18000-pound rating, (4) 22.5 315 continental, regulators and controls mounted on frame for operator easy reach, aluminum buds, regulator outside in stainless control box

Brakes-ABS - 16-1/2" x 7" S-cam, automatic slack adjusters

Tires - 11R22.5 Continentals radials

Upper coupler plate - Heavy-duty 3/8" plate (bolted)

Electrical connectors - 6 & 7 pins

Landing gear - Holland Mk5-2 speed, 120,000 lbs capacity static load

Tire carrier - One (1)

Fenders - Front and rear
Mud flaps - Rear

Bumper - Heavy duty (407 / 412) for valve and underride protection
- Anti skid steps to rear door locks
- Center of bumper to open, secured pins

Unit finish-Polished Finish - (Steel) Steel components sandblasted, two (2) coats primer paint, two (2) coats of finish paint, Dupont Centari- acrylic urethane enamel, one (1) colour

Fire extinguisher - One (1) suitable for hydrocarbon service

Anti-static reel - One (1) static ground cable, 25' with clamp

Vacuum blower - Fruitland 1200 (Front of trailer)
- Capacity 645 CFM - free air
- Capacity 525 CFM at 15"
- Capacity 400 CFM at 24"
- Maximum vacuum 27"
- 3” ball valve on intake side of blower in piping for air inlet, easy reach for operator
- Vac pump mounted trailer frame an driverside

Filter - Cartridge type

4-way valve - Vacuum and pressure - 6" ports
Maximum pressure 10-12 p.s.i.

Secondary shut off - Heavy duty external moisture trap with 5” stainless steel floatball seating against a neoprene seat, 2” quick acting drain valve and hose, Capacity 28 gallons, stainless steel

Hydraulics - Includes oil cooler assembly, hydraulic fan, K-strainer line to be installed back in the return line on low pressure side.
(All Controls on Driverside)
Mounted driverside trailer frame, High pressure hydraulic lines lines for pressure and return, 1.0” pressure, 1.250 Return.
Spool valve: Dump, door, vibrator, and vac pump