Supplier of Multifunctional Reference standard meter The multi-functional Energomonitor 3.3T1-C can be utilized as a reference meter, a CT/VT test comparator, circuit inspections, accuracy and calibration testing, and for amplitude and peak AC voltage measurements. As a reference meter: on-site performance, accuracy and calibration tests of single / and three-phase electric energy meters (active or reactive energy); control of correct meter wiring (without breaking into the circuits) As a CT/VT test comparator: on-site performance, accuracy and calibration tests of current and voltage instrument transformers Inspection of secondary circuits of instrument transformers (load power measurements), e.g. within automatic metering and billing systems On-site performance, accuracy and calibration testing of instrument transducers of current, voltage, active and reactive power Amplitude and peak AC voltage measurements (up to 500 Hz) across one/three channels and one differential channel; accuracy testing and calibration of peak voltmeters CT/ PT test comparator