Stingl Safety Vacuum Release System
The Model SR-500 is a Safety Vacuum
Release System (SVRS) which works by
monitoring the vacuum on the suction side
of the pool or spa pump. When a blockage
occurs in the main drain or skimmer a
sudden rise in vacuum will cause the SR-500
to shut down pump operate and activate
an audible alarm. The pump will remain off
with the alarm sounding until manually
reset.
Item# SR-500
