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Installation & User Guide

www.qualitrolcorp.com

QualConnex On-Line Transformer
Monitor Installation & User Guide

DGALT1-11120, DGA-LT1

GTW-RF-3311, QGateway, USA

GTW-RF-3311-CA, QGateway, Canada

Version: 2.0: July 2022

Содержание DGA-LT1

Страница 1: ...allation User Guide www qualitrolcorp com QualConnex On Line Transformer Monitor Installation User Guide DGALT1 11120 DGA LT1 GTW RF 3311 QGateway USA GTW RF 3311 CA QGateway Canada Version 2 0 July 2...

Страница 2: ...laims any responsibility or liability for any direct or indirect damage resulting from the use of the information in this manual or products described in it The mention of any product or brand does no...

Страница 3: ...6 Verify DGA LT1 Clearance and Drain size 6 Transformer Selection 7 Transformer Configuration 7 Transformer Distance Evaluation 7 Transformer Elevation Evaluation 8 Line of Sight Obstruction Evaluatio...

Страница 4: ...Positioning 23 Power on and Confirm QGateway Cell Signal 25 Notes for troubleshooting 26 Installing DGA LT1 Monitor 26 DGA LT1 Installation check list 26 DGA LT1 Installation steps 27 Bleeding the DGA...

Страница 5: ...gas is formed under all known thermal fault conditions in oil filled transformers it is commonly referred to as the universal fault gas In addition Hydrogen is one of the first gases to be generated...

Страница 6: ...ration ppm oil moisture concentration RH and oil temperature C levels over time and compare against user defined alarm settings The web interface displays QGateway reports including battery level and...

Страница 7: ...ity 5 or 50 ppm Oil Temperature Range 40 F to 220 F 40o C to 105o C Temperature Accuracy 5 or 2 C accuracy 4 F Moisture Measurement Range 0 to 100 RH non condensing Moisture Measurement Accuracy 5 RH...

Страница 8: ...s must be confirmed to ensure the best performance for your system These steps will confirm that the DGA LT1 will fit the equipment to be monitored and identify the number and placements of the QGatew...

Страница 9: ...be installed if the equipment is under vacuum conditions Transformer Selection The QualConnex system uses cellular connection to transmit data from the QGateway to the cloud To achieve this there mus...

Страница 10: ...the tower to the transformer is also important to note for QGateway placement to optimize antenna direction and minimize obstructions QGateway Quantity and Location The QGateway must have solar acces...

Страница 11: ...culations the following table can help record and scale the required number of QGateways Measured Value Quantity Notes Number of Transformers to be monitored with DGA LT1s Closest Distance between 2 t...

Страница 12: ...____________________________ Transformer name _____________________________________________________________ DGA LT1 serial ________________________________________________________________ Transformer...

Страница 13: ...g the QGateway with mount QGateway field installation Installing the DGA LT1 Bleeding the DGA LT1 monitor Commissioning Items Shipped Upon receipt of your transformer monitor it is important to verify...

Страница 14: ...rogen Concentration Moisture Concentration and Oil Temperature 1 Connection RF Bleed Tube Tubing for bleeding air from DGA LT1 after installation GTW RF 23310 Qualitrol QGateway Wireless Sensor Transc...

Страница 15: ...mer Details to Prepare for Installation list the website should be configured prior to site installation This will enable verification of the DGA LT1 and QGateway while in the field and will only requ...

Страница 16: ...ed and not connected to the magnetic mount This enables field configuration to optimize performance The following sections will detail how to determine the optimal angle for the magnetic base assemble...

Страница 17: ...Installation User Guide Table 1 QGateway Mount Configuration Installation Surface Installation Angle from horizon Picture Mounting Hardware Configuration Horizontal 30 Horizontal 45 Horizontal 60...

Страница 18: ...Installation User Guide Installation Surface Installation Angle from horizon Picture Mounting Hardware Configuration Vertical 30 Vertical 45 Vertical 60...

Страница 19: ...ing 2 flange head screws as shown in Figure 3 2 Do not fully tighten the screws Figure 2 Magnetic mount components shipped From left to right 1 adjustable magnetic base 2 support struts 6 flange head...

Страница 20: ...trut with the desired mounting hole per the configuration chosen as shown in Table 1 5 Secure both support struts using 2 flange head screws as shown in Figure 5 6 Once the supports are in the desired...

Страница 21: ...of the QGateway facing the hinge of the adjustable magnet mount See Figure 6 Figure 7 Figure 6 QGateway mounting surface Figure 7 Front of QGateway facing the same direction as the adjustable mount hi...

Страница 22: ...hipment The antenna must be attached and configured during site installation Screw the antenna in the clockwise direction onto the SMA connector present on the outside of QGateway While installing ens...

Страница 23: ...Installation User Guide Figure 10 LoRa antenna and SMA connector Figure 11 Screw on LoRa antenna using knurled thumb screw...

Страница 24: ...izontal configuration example top of a transformer or vertical configuration example wind turbine nacelle Other magnetic surfaces can also be used if there is sufficient surface area 10 W x 4 H 25 5 c...

Страница 25: ...detach the QGateway from a magnetic surface by pulling straight up from the mounting surface The rolling method described above is required The cumulative magnetic force of the mount is 165lbs 75 kg...

Страница 26: ...Installation User Guide Figure 14 Securely holding QGateway Figure 15 Rolling the magnet mount onto the magnetic surface...

Страница 27: ...e the QGateway is powered on and has cellular signal 1 Depress the power button to turn on the QGateway 2 Wait 3 minutes for the QGateway system to activate 3 Press and hold the status button 4 Confir...

Страница 28: ...e unit 4 6 hours in sunlight to charge to an operational level and check again If the red LED remains illuminated please contact Qualitrol for help The unit can be slowly charged under incandescent li...

Страница 29: ...flon tape 0 0032 or 0 08 mm thick and a thin layer of PTFE pipe thread sealant 5 Thread the DGA LT1 sensor into the transformer drain valve starting the threads by hand 6 Tighten the monitor with a 1...

Страница 30: ...is a suggested procedure that provides a visual reference indicating bleeding of the system Other methods can be employed but vacuum e g pump or syringe should not be used to pull oil through the sens...

Страница 31: ...er drain valve is fully open and check for leaks Confirm Communication Login to the QualConnex website and confirm that data has been received to the associated transformer linked sensor See QualConne...

Страница 32: ...y oil and sealant residue Regulatory Information United States FCC Caution Changes or modifications not expressly approved by the party responsible for compliance could void the user s authority to op...

Страница 33: ...L metteur r cepteur exempt de licence contenu dans le pr sent appareil est conforme aux CNR d Innovation Sciences et D veloppement conomique Canada applicables aux appareils radio exempts de licence L...

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