This document is a user manual that introduces the features and operation process of the PS93 digital three-phase power tester from Shanghai Anbiao Electronics Co., Ltd. Users are advised to read this manual carefully to ensure the correct use of the instrument.
The PS93 digital three‑phase power tester, produced by Shanbiao, uses digital sampling and micro‑computer technology to accurately measure voltage, current, power, power factor and frequency of three‑phase equipment. It features a LCD display and alarm indicators for easy reading.
The manual contains eight chapters covering product overview, technical specifications, structure and working principle, usage and operation, wiring methods, common faults with troubleshooting steps, a list of accessories, and additional safety and warranty information. This manual is written in Chinese.
| Phase voltage range | 10.0~300.0 V |
|---|---|
| Line voltage range | 10.0~500.0 V |
| Current range | 0.50~20.00 A |
| Phase power range | 0.50~10 kW |
| Total power range | 1000~20000 W |
| Power factor range | 0.5~1.0 ±0.03 |
| Maximum humidity | ≤75 % |
| Power supply | AC 220 V ±10 % 50 Hz |
| Power consumption | < 30 W |
| Dimensions (W×H×D) | 260 mm × 370 mm × 124 mm |
| Weight | ≈10 kg |
The instrument requires an AC 220 V supply (maximum 250 V) with a maximum current of 5 A.
Check that the measurement leads are correctly and securely connected to the instrument’s rear panel terminals, verify continuity with a multimeter, and reconnect any loose or broken wires.