In AQ-200 product series current THD measurement is unique from other measurements in a way that it needs to be manually enabled if such measurement is needed. This can be done by enabling THD mode in Monitoring > Monitors enabled.
By default all AQ-200 series Motor Protection IEDs use scale current pick-up settings to current transformer nominal values. If the settings need to be scaled to the motors nominal current instead navigate to Protection > Motor Module > INFO and ...
Every AQ-200 series IED equipped with current transformer module has two residual current channels Io1 and Io2. All protection and control functions that use residual current require the user to choose which of these two residual current channels is ...
This chapter presents a connection example of an application with protection current transformers for just two phases. Connection is suitable for both motor –and feeder protection applications. ARON input connection can measure load symmetrically ...
This is known issue with firmware version of v1.0.8-115-g5e39c58. Situation can be remedied with firmware update. Please contact our support and ask for firmware update package for this fix. When contacting support please indicate relay serial number ...
To set up mA output signal from AQ-200 IED to signal the power factor tanfi value needs to be used instead. As an example if power factor range of -0.5...1...0.5 needs to be sent as a mA signal to a meter it is not possible to use power factor ...