Flowserve Seal Support Reservoir Bedienungsanleitung PDF herunterladen (Seite 3)

3

Dual Inside Seal with Induced Circulation

Through Supply Tank with Cooling Coil Figure 1

Plan 53A/ANSI Plan 7353A

Pressure source

4 feet (1.2 m)

maximum

1.5 - 2 feet

(0.45 -0.6 m)

minimum

Orifice

option

Bypass line

from pump

discharge

Supply

tank

assembly

normally open

Level switch (low)

Pressure

switch

(low)

Pressure

indicator

Cooling

coils

Drain

normally

closed

Plan 53B/ANSI Plan 7353B

What

Pressurized barrier uid circulation

through reservoir.

Fluid is circulated by a pumping ring

in the dual seal assembly

What

Pressurized barrier uid circulation

with bladder accumulator.

Fluid is circulated by a pumping ring in

the dual seal assembly.

Why

Isolate process uid.

Zero process emissions.

Higher pressure than Plan 53A.

Plan 53C/ANSI Plan 7353C

What

Pressurized barrier uid circulation with

piston accumulator.

Fluid is circulated by a pumping ring in

the dual seal assembly.

Why

Isolate process uid.

Zero process emissions.

Higher pressure than Plan 53A.

Dynamic tracking of system pressure.

Why

Isolate process uid

Zero process emissions

Typically used <150 psig (10.3 bar) pressure

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