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ABB CoreSense - Installing the Sensor Head; Installation on Transformer Valve

ABB CoreSense
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CHAPTER 4
Installing the sensor head
This chapter explains the various steps necessary to physically install the CoreSense on the transformer.
NOTICE
In accordance with IEC61010-1 edition 3.0, to prevent contamination of the electronics
by outside elements the sensor cover shall be removed only under controlled
environmental conditions defined as:
Temperature shall be 5 °C to 40 °C.
Maximum relative humidity 80% for temperatures up to 31 °C, decreasing linearly to
50% relative humidity at 40 °C.
Do not expose the interior of the sensor to rain or snow.
Installation on transformer valve
The sensor is designed to be installed on a 1.5 NPT transformer valve, as explained below:
1 Loosen the eight rotating flange screws with the 5 mm Allen key.

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