DRAFT DGA-LT1 Installation Guide On-Line Transformer Monitor Installation Guide - Model DGA-LT1 December 2018 www.qualitrolcorp.
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DRAFT DGA-LT1 Installation Guide Product Overview The DGA‐LT1 is a remotely‐deployed transformer monitor which can be safely installed onto an energized or non‐energized transformer to detect and measure dissolved hydrogen found in an electrical power transformer‘s insulating oil. The monitor is designed and constructed to operate in environmental conditions in Power Plants, Switchyards or Substations.
DRAFT DGA-LT1 Installation Guide System Description The DGA‐LT1 provides a reliable means of monitoring gas (e.g., hydrogen) concentration, temperature, and moisture concentration in the dielectric insulating oil of electrical equipment at a lower cost than typical devices and also avoids the additional material and labour costs relating to installation of power and communications cables.
DRAFT T DGA-L LT1 Insttallation n Guide e Items SShipped Up pon receipt of your DGA LT1 1 dissovled gass analyzer, it iss important to o verify the co ontents of the shipping carrton with the packing list. After A inspection of the conteents, please no otify Qualitroll directly if theere are any siggns of damage that may havve occurred in transit. If posssible, please rretain the origginal shipping container and d paccking materials in the eventt that it becom mes necessaryy to return thee monitor.
DRAFT DGA-LT1 Installation Guide Monitor Installation CAUTION: Do not attempt to install your DGA‐LT1 On‐Line Transformer Monitor until you have read and fully understand the procedures outlined in this document.
DRAFT T DGA-L LT1 Insttallation n Guide e Mountin ng the Mo onitor NOTE: If thee desired valvee is not 1” NPTT, then the ap ppropriate harrdware adapteer must be installed. 1. Enssure the transsformer valve is closed and remove any eexisting plug on the vallve. Position a container to collect any oill after removing the plug. R Remove anyy debris from the threads. 2.
DRAFT T DGA-L LT1 Insttallation n Guide e The final insstalled DGA‐LTT1 are shown in the photos below on a 2”” and 1” drain n valve. mmissioniing Com Thee following seection outliness the method o of commission ning and confiiguring the mo onitoring systeem. 1. Aftter mounting tthe DGA‐LT1 tto the drain vaalve. Ensure tthere transformer is at or ab bove 0 psig in pressure to prevent the in ntrusion of airr into the transsformer throu ugh the drain valve. v 2.
DRAFT DGA-LT1 Installation Guide Canadian Compliance Statement This device contains license‐exempt transmitter(s)/receiver(s) that comply with Innovation, Science and Economic Development Canada license‐exempt RSS(s). Operation is subject to the following two conditions: (1) This device may not cause interference. (2) This device must accept any interference, including interference that may cause undesired operation of the device.
