High Voltage Divider Calibration

A low voltage fan exhausts heat out the top of the divider.

High voltage divider calibration.

High voltage divider and resistor calibrations author. In this facility we test and calibrate hv relays hv dividers hv probes spark gaps our fiber optic systems and hv digital voltmeters up to 450kv. The high voltage resistors are enclosed in an acrylic tube protecting them from dust and contamination. All ohm labs high voltage dividers include iso17025 accredited calibration.

100 v to 240 kv. Ross engineering corporation s high voltage calibration lab provides high accuracy capability for conducting tough reliability tests on all our high voltage devices. Calibration service dc high voltage nbs resistor voltage. High voltage calibration dividers are available from several companies usually those that also make the hv equipment requiring their use.

High voltage divider micro precision calibration inc. In 2010 ohm labs took over support for the sensitive research electrical instrument service park divider line. The base hvs unit includes one 50 kv high voltage stack 35 kv ac rms one 100 seires resistance standard the base and a top toroid. Spellman high voltage electronics corporation to provide calibration services for their series of high voltage dividers may 13 2016 hauppauge new york spellman high voltage electronics corporation the world s largest independent manufacturer of custom high voltage power conversion products announces that it will provide calibration.

Primary standard hv measurements. Calibration period 3 to 5 years. Is an iso iec 17025 2017 accredited laboratories that perform calibration traceable to international standards. In 2001 ohm labs took over manufacture and support of the julie research labs line of high voltage dividers.

High voltage resistor divider probes designed specifically for this purpose can be used to measure voltages up to 100 kv. Is one such company. Listoffigures continued page figure11 histogramshowingnumber ofmeasurements aiinparts per million ppm forpark resistor156884duringtheyears1967 1973. 2500a high voltage divider series.

These hv dividers are also used as a way to measure the voltage of a high voltage source permitting the low end of the divider or its output to be connected.