
Partial discharge testing gets criticized as being too complicated- circuits have way too many components, there
DEMIKS/Accumulator Charge Tester is widely acclaimed as one of the leaders and suppliers located in China. Our automatic testers have great accuracy, precision, and long-lasting endurance. Our products are tailor-fitted for your needs in automotive, industrial, energy, or any other sector.
Capacity: Enabled to support 25 collection boxes, meaning that up to 300 batteries can be monitored.
PC Software: Provides data analysis, report generation, and performance curve visualization.
User Interface: Incorporates ARM control, 7 inch HD touchscreen, and bilateral language menus.
Safety Features: Overtemperature, voltage, overcurrent, and reverse alarm protections are provided.
Display: Voltage levels are highlighted and displayed in color in sliding tables/charts.
USB Port: Allows data storage and transfer to a PC for analysis.
| Applicable Battery | DC48V |
|---|---|
| Charge Voltage | DC42V-60V |
| Charge Current | 100A |
| Working Mode | Single machine mode, parallel host mode, parallel slave mode, remote controlled mode |
| Protection Capacity | Battery test voltage over-voltage protection, under-voltage shutdown, over-current protection, reverse protection, 65℃ over-temperature protection, and has LCD warning, buzzer alarm |
| Single cell voltage acquisition (optional) | The use of multi-band radio frequency wireless module, communication distance up to 100 meters, compatible with 2V/4V/6V/12V single battery voltage monitoring, 1 to 25 groups of radio frequency wireless monitoring module, up to 300 batteries can be monitored, a single wireless monitoring module can monitor 12 single batteries. |
| Control accuracy | Charging current ≤±1%(FS); Group terminal voltage ≤±0.5%(FS); Single cell voltage: ≤±0.1%(FS) |
| PC communication | RS485 interface, USB interface, RF radio frequency communication 433M |
| Data storage capacity | Built-in SD card 16G capacity, transfer to U disk 16G capacity |
| Working Environment | |
| Dissipate heat | forced air cooling |
| Temperature | Operating range: -5 ~ 50℃ ,Storage temperature: -40 ~ 70℃ |
| Humidity | Relative humidity 0~90% (40±2℃) |
| Altitude | Rated at 4000 meters above sea level |
| Noise | <75dB |
| Working Power | |
| Voltage | Power supply: single-phase AC220V (-20% ~ +30%), frequency :45 ~ 65Hz; |
| Charging power supply: refer to the nameplate parameters or chassis identifier | |
| Voltage withstand test | Input to housing: 2200V DC 1min |
| Input to output: 2200V DC 1min | |
| Output to housing: 700VDC 1min | |
| Safety | Conform to EN610950 |
| Wire Connection | |
| AC input | National standard male socket, suitable for 1 ~ 1.5mm2 cable |
| Charging current cable | Cable quick connector (red positive black negative), specific size refer to "Packing list" |
This document aims to explain in detail the process for charging and gauging hydraulic accumulators, underscoring safety protocols. Whether addressing pressure faults or performing routine checks, this document will serve as a source of information for all required technical details.

Partial discharge testing gets criticized as being too complicated- circuits have way too many components, there

Common mistakes in onsite PD testing are not arcane edge cases — they recur on energized
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Choosing the right partial discharge test equipment for transformers, HV cables, GIS, or rotating machines is
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