PowerPoint PresentationAPI
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thrust
impellers are specified, these will use back
vanes.
21049
5.8.11. Seals and sealing systems in
compliance with API 682 can be supplied at an
extra price.
design requirements.
price.
(6.3.6) by the use of a bearing housing support
plate.
Temperature: up to 350C (662F)
Pressure: up to 40 bar (580 psi) – standard
up to 60 bar (870 psi) – high pressure
Simple single stage design
Less wear parts
Easy access and dismantling of rotating elements
Features and Benefits
40 bar (580 psi) design (60 bar optional – C6 only)
300 lb flanges (600 lb optional – C6 only)
API 610 forces and moments
3 mm (0.12 in) corrosion allowance
Steam jacketed design available
½ in drain for smaller sizes
¾ in drain for larger sizes
Valved drain available
Pressure at seal:
– Balanced impeller: suction pressure plus 3 bar (50 psi) approx.
– Unbalanced impeller: discharge pressure (for small sizes and
high suction pressure version only)
Cartridge seals as standard
Cooled stuffing box available
316SS / socket welded as standard piping
Brunn standard plan 52 / 53 vessels
Accessories (coolers/reservoir) may increase skid size
API 682 mechanical seal design and seal chambers
dimensions
Radial bearing – rolling element
Lubrication: oil flood (no flinger / ring)
Constant level oiler – Trico standard
Pure / purge oil mist optional
RTDs available as option
Horizontal alignment screws – standard
Vertical leveling screws – standard
Beneath electric drivers there is no drain pan.
Lifting eyes
Beneath electric drivers there is no drain pan.
Lifting eyes
Spacer length varies with frame size
Guards available in
3 kW (4 hp) minimum rating
Diesel engine drive – pump rotation CW
HV motor / steam turbine – special base