-import ChargingStation from '../../ChargingStation';
-import { SampledValueTemplate } from '../../../types/Connectors';
+import type ChargingStation from '../../ChargingStation';
+import { ErrorType } from '../../../types/ocpp/ErrorType';
+import OCPPError from '../../../exception/OCPPError';
+import { RequestCommand } from '../../../types/ocpp/Requests';
+import { SampledValueTemplate } from '../../../types/MeasurandPerPhaseSampledValueTemplates';