TVR Instruments Measuring Power Protection LVD Distribution & Panel Building




Tel: 01206 575755

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Current Transformers

Multifunction network analysers, suitable for three-phase three or four wires systems unbalanced load, even with distorted waveforms. It displays the main electrical measurements of an electrical network, including active and reactive energy counting. The 4 front push-buttons allow immediate display of the relevant measurements concerned without scrolling all display pages. The QUBO-MONO is for Single Phase systems and the QUBO DC is for DC systems.

The large characters and blue backlight make for an easy to read display even from a distance. There are various communication languages available including MODbus RTU, IEC61850 and Profibus.  Certain models can be fitted with a relay output card.



• LV and MV measurements
• Main electrical quantities measurements
• Input 1-5A & 100-400V
• RS485 Modbus
• 2 Alarm/Pulse output option
• Aux Supply 230VAC

QUBO 96 Datasheet

• LV and MV measurements
• THD & Additional measurements  
• Input 1-5A & 100-400V
• Always fitted with RS485 Modbus
• 2 Alarm/Pulse Output option
• Aux Supply 230Vac or 20-60Vac/dc or 80-260Vac/dc
• Communication protocols:
• Profibus, Modbus TCP, Ethernet & IEC61850 built-in
Available also for single phase and for DC Current systems

QUBO 96H, Single Phase and DC Versions Datasheet

Frer Italy






  TVR Instruments Limited, 143 Butt Road, Colchester CO3 3DP, Essex, United Kingdom - Tel: +44 (0)1206 575755 - Email /
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