What is a voltage stabilizer and how does it protect your devices from electrical fluctuations?
Have you ever noticed your TV screen flickering suddenly, your air conditioner making an unusual sound at startup, or the light...
The PRO-S 10KVA is an automatic single-phase servo voltage stabilizer designed to protect electrical equipment from mains voltage fluctuations. It accepts a wide input range of 140V – 276V and regulates the output to a stable 230V with an accuracy of ±1–1.5%, ensuring connected equipment receives a consistent and clean power supply at all times.
Rated at 10KVA with a continuous output current of 40A, the unit operates at an efficiency of up to 98% with Class H insulation and advanced assembly technology that minimizes heat losses during extended operation. A smart digital LCD display provides real-time monitoring of input and output voltage, while the built-in protection system automatically responds to overvoltage, undervoltage, overload, short circuit, and overtemperature conditions. An internal bypass and 6-second safe-start delay ensure supply continuity and a controlled power-on sequence for the connected load.
Suitable for restaurants, diagnostic clinics, printing workshops, and mid-size commercial facilities, the PRO-S 10KVA is wall-mountable and quick to commission via screw-type terminals. It operates in ambient temperatures up to 50°C and holds CE, cULus, and TÜV Austria certifications—making it a reliable and compliant power conditioning solution for a wide range of single-phase applications.
| Specification | Value |
|---|---|
| Capacity | 10 kVA |
| Phase | Single Phase |
| Input Voltage | 140–276V |
| Output Voltage | 230V |
| Current | 40 A |
| Efficiency | 98% |
| Frequency | 50/60 Hz |
| Protection Rating | IP23 – Indoor Use |
| Insulation Class | Class H |
| Ambient Temperature | Up to 50°C |
| Technology | Servo Motor |
| Display | Smart Digital LCD |
| Connection | Screw Terminal |
| Dimensions | 461 × 303 × 198 mm |
| Weight | 25.15 kg |
| Standards | IEC 61000-4-5 • IEC 61000-4-2 • IEC 62109 • IEC 60529 • IEC 61558-2-14 • IEC 61558-1 |
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