User manual for the HZBT‑II transformer no‑load/load characteristic tester by Hezhong Electric, covering features, specifications, operation, wiring and…
The HZBT‑II tester is designed for measuring no‑load and load characteristics of distribution transformers up to 1000 kVA at full current and up to 2500 kVA at one‑third rated current. It features a 240 × 120 mm blue‑screen LCD with Chinese menus, a built‑in micro printer, and the ability to store up to 20 parameter sets and 20 test results.
The manual provides detailed instructions on operation, parameter setup, wiring with external voltage and current transformers, and maintenance. It also lists the complete packing contents and includes a concise guide for the optional miniature printer. This manual is written in Chinese.
| Current measurement range | 0.1 A ~ 60 A, accuracy 0.2 class |
|---|---|
| Voltage measurement range | 10 V ~ 600 V, accuracy 0.2 class |
| Power measurement accuracy | 0.3 class |
| Frequency range | 45 Hz ~ 65 Hz, accuracy 0.1 class |
| Maximum transformer capacity (full‑current test) | ≤ 1000 kVA |
| Maximum transformer capacity (1/3‑current test) | ≤ 2500 kVA |
| Display | 240 × 120 mm blue‑screen LCD, Chinese menu, built‑in micro printer |
The instrument can store up to 20 parameter sets, which can be added, deleted or modified as needed.
It is recommended to power the device on at least once every six months for about one minute to keep the stored parameters and results intact.
The voltage measurement range is 10 V to 600 V with an accuracy of 0.2 class.