TH0780 Multiplexing V/V Selection Units

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The TH0780 is a high-precision power frequency voltage converter equipped with a built-in multi-range precision voltage transformer. It converts high power-frequency voltage into a stable 1V output signal, making it ideal for voltage measurement, calibration laboratories, metrology research, and power instrumentation verification. With excellent ratio accuracy, stability, and noise performance, the TH0780 ensures reliable traceability of voltage standards in professional calibration environments.

Specifications

Primary Nominal Input Voltage	Secondary Output Voltage	Uncertainty (k=2)
60 V	1 V	5 ppm
120 V	1 V	5 ppm
240 V	1 V	5 ppm
480 V	1 V	5 ppm

General Specifications

Power Supply	AC ( 220 ± 22 ) V, ( 50 ± 2 ) Hz
Working Environment	0 °C ~ 40 °C, 20% ~ 80% R·H (No condensation)
Storage Environment	-10 °C ~ 50 °C, 10% ~ 90% R·H (No condensation)
Dimensions	483 mm (W) × 400 mm (D) × 177.8 mm (H) (Without handle)
Weight	Approx. 23.5 kg
Communication Interface	RS232 × 1, USB × 1, LAN × 1

Key Features

High-precision voltage conversion up to 480 V to 1 V output ratio
Wide multi-range input support for multiple calibration scenarios
Stable 5 ppm uncertainty ensures metrological-grade accuracy
Supports RS232, USB, and LAN communication interfaces
Ideal for laboratory and industrial calibration applications
Robust build quality for continuous and long-term operation

More About TH0780 Multiplexing V/V Selection Units -

ONsys Technologies OPC Pvt Ltd was established in 2019 and has emerged as Indias preferred and leading supplier of precision test and measurement instrumentation, automated test systems, intelligent manufacturing systems, and test and automation turnkey solutions.Serve the increasing demand of Electronics and Electrical Test & Measurement equipment and customers application-based customized solutions of Indias rapidly growing Electronics Manufacturing industries. We supply, design, assemble, develop, and manufacture testing equipment, Automated Test Equipment (ATEs), Test Zig, and Test Benches as per requirement with highest global standards. To do this, ONsys invests heavily in sourcing, research, and development in order to offer great products with precision, reliability, and useful innovative test and measurement solutions for the technology industry.