TK4960 DC Charging-Power Calibration Adapter

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The TK4960 is a precision-engineered DC charging-power calibration adapter designed for metrology laboratories and EV charger testing facilities. Equipped with dual DC charging sockets compliant with GB/T 20234.3-2015, it enables accurate calibration of non-vehicle DC charger testers using high-precision DC standard power sources. Compatible with devices like TUNKIA TD1320, TK4810, and other third-party testers, the TK4960 ensures reliable, stable, and safe calibration performance in demanding EV charging environments.

Parameter	Specification
Working Current	Rated Working Current: 250 A
Insulation Resistance	500 MΩ @ 1000V DC (room temperature)
Insulation Withstand Voltage	DC+, DC− & PE > 2500V AC DC+ & DC− > 2500V AC
Working Temperature	-30°C ~ 50°C
Storage Temperature	-30°C ~ 70°C
Operating Humidity	< 80% @ 30°C, < 70% @ 40°C, < 40% @ 50°C
Storage Humidity	< 80% RH, non-condensing
Altitude	< 3000 m
Device Mass	Approx. 10 kg

Key Features

Dual DC charging sockets compliant with GB/T 20234.3-2015
Ideal for calibration of EV DC charger testers such as TD1320 & TK4810
Supports high-current calibration up to 250 A
High insulation resistance ensuring safe high-voltage operation
Wide working and storage temperature range for field or lab use
Compact and lightweight design for easy transport
Robust construction for reliable long-term use in metrology labs
Maintains accuracy when used with high-precision DC power sources
Meets requirements for EV charging infrastructure testing

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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.

TK4960 DC Charging-Power Calibration Adapter

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