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Single-phase inverter voltage stabilizer Volter Smart-4 (3.5 kW, frost-resistant) is a innovative inverter device Smart-4, developed for comprehensive protection of home and professional electrical equipment from critical surges in the grid. It works as an effective shield against sudden impulse discharges, long voltage sags, high-frequency noise, and sine wave distortions. Thanks to high power capacity, this stabilizer is an excellent solution for facilities with a corresponding number of loads where stable and safe operation is critical of sensitive appliances.
The operation of this unit is based on advanced double conversion inverter technology. The device continuously converts incoming AC power into DC and then creates output AC power with a pure sine wave and a fixed value of 220 V. Thanks to the stepless regulation principle, the voltage is corrected most gently, without the slightest jumps or delays inherent in outdated relay or step-type devices.
Technical Specifications Volter Smart-4
- Nominal power — 3.5 kW
- Stabilization type — Inverter
- Number of phases — single-phase
- Output voltage regulation accuracy — ±0.50%
- Nominal output voltage — 220 V
- Stabilization input voltage range — 110.0–330.0 V
- Low cut-off voltage (Umin) — 90 В
- High cut-off voltage (Umax) — 330 В
- Maximum load current — 16.0 A
- Efficiency — 98%
- Operating temperature range — Operating temperature range from -25°С to +40°С indoors
- Manufacturer warranty — lifetime
Key Benefits of the Model
- Exceptional output stability (±0.50%): the stabilizer holds output voltage within strict limits of nominal values, providing ideal conditions even for sensitive medical or laboratory equipment.
- Temperature resistance: wide operating temperature range (from -25°C to +40°C) enables mounting the device in unheated rooms or electrical boards without risk of malfunctions or condensation.
- Synchronization with autonomous power: the unit is adapted for operation with solar station inverters (handles reverse current) and autonomous fuel generators.
- Quiet execution: due to the absence of moving mechanical parts, the device runs almost silently and does not create acoustic discomfort.
- Quality guarantee: unprecedented warranty conditions from the manufacturer confirm exceptional reliability of the device and durability of all components.
Safety and Protective Functions
- Critical current overload protection: automatic de-energizing of the device upon dangerous exceedance of the allowable load power.
- Multi-level thermal protection: constant temperature monitoring of power switches and transformer with automatic fan launch.
- Short circuit protection: instant reaction upon short circuit occurrence to prevent damage to power modules.
- Impulse and lightning surge filtration: effective smoothing of high-voltage spikes in the mains grid caused by lightning or switching processes.
Installation and Connection Recommendations
- Wall vertical mounting: the stabilizer body is securely fixed vertically on the wall using mounting plate or anchors.
- Air circulation assurance: leave free space around ventilation openings (from 10 cm) for effective heat dissipation.
- Terminal grid connection: connection to power supply lines is carried out via terminal block. The copper feeder cable cross-section must correspond to nominal load.
- External exposure protection: the device has IP20 protection class, which implies installation in rooms with moderate humidity and dust levels.
Application Area: Where the Device is Used
- Local appliance protection: the stabilizer nominal power are designed for safe operation of individual appliances: refrigerators, TVs, lighting systems, or PCs.
- Heating and water systems: provides a pure sine wave, which is critically important for gas and solid-fuel boiler automation.
- Server systems: protects network equipment office appliances from sudden impulse noise.
- Specialized equipment: maintains stable power for sensitive electronic equipment in clinics.
Why Choose Total-Energo LLC
- Professional grid assessment: we conduct preliminary measurements of grid parameters at your site before installation, ensuring accurate device matching.
- Direct partnership: we supply exclusively certified equipment with 100% official manufacturer warranty and access to brand service.
- Qualified turnkey installation: our specialists with appropriate certification perform the full range of installation and setup works in compliance with technical regulations.
- Full technical support: we provide warranty, post-warranty, and preventive maintenance during the whole period of using the stabilizer.