Potter VSR AT Flow Switch
Top 10 Flow Works used in fire prevention and fighting in Ho Chi Minh City 100% Genuine Potter Imported in bulk 12 months warranty commitment Commitment to selling at brand prices Contact number 0917911114
The Model VSR-AT flow switch is an electronic paddle flow switch used on wet sprinkler systems. This unit is UL listed and FM approved for use on 10 to 40 steel pipes, sizes 2″ to 8″. The VSR-AT can also be used as a flow switch on large wet pipe systems. The VSR-AT has two sets of alarm contacts and an electronic regulator that works instantly. Alarm contacts are activated when 10 GPM (38 LPM) or more flow occurs downstream of the unit. The flow condition must exist for the amount of time necessary to overcome the selected delay. The VSR-AT can be tested remotely using the optional
Automatic Control model ATC-1 or ATC-4 or using the addressable relays and monitoring module as a unit of the central cabinet. addressable fire alarm. Once the automated test is initiated, the VSR-AT performs a self-test to ensure compliance with UL requirements for flow detection and time delay. In addition, the automatic check feature ensures the integrity of the stem assembly. Upon completion of the test, the automatic flow switch will activate both sets of normally open contacts on the flow switch. If the auto test detects a problem with the paddle or if there is no water in the pipe, the two contacts will not be activated and the flow switch will indicate a fault condition at the test and transmission switch. fault signal to the fire alarm panel.
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