Mechanical Seal Arrangements - Flowserve 682R User Instructions

682R Reservoir API 682 Compliant Reservoirs

4.2 Mechanical seal arrangements

The mechanical seal arrangements used for the 682R
reservoir are shown in the following figures with its
corresponding P&ID.
Figure 3: Recommended P&ID piping plan 52
Figure 4: Recommended P&ID piping plan 53A
SSIOM000743-00 (EN/AQ) November 2022
PG: Pressure Gauge
PS: Pressure Switch
LSH: Level Switch High
LSL: Level Switch Low
LG: Level Gauge
PIT: Pressure Indicator Transmitter
LT: Level Transmitter
Per API 682 4 Edition, the reservoir is provided with
th
transmitters as standard. Switches are available as an
option when specified by the customer.
The P&ID's on Figures 3 and 4 show the bare reservoir
and optional instrumentation. Refer to the 682R Smart
Drawing for a full list of instrumentation available.
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