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Three-phase triac voltage stabilizer Volter 81 с (81.0 kW) is a innovative triac device 81 с, developed for effective protection of home and professional electrical equipment from critical surges in the grid. It acts as a reliable barrier against sudden impulse discharges, long voltage sags, line interference, and current frequency fluctuations. Thanks to optimal power resource, this stabilizer is an excellent solution for houses, apartments, and offices where it is necessary to ensure stable operation of sensitive appliances.
The operation of this device is based on the technology of automatic switching of autotransformer windings using high-speed electronic switches (triacs). Adjustment of the output voltage is performed stepwise, but almost instantaneously. This ensures guaranteed protection of the connected equipment without mechanical wear of power components and without acoustic clicks during switching.
Technical Specifications Volter 81 с
- Nominal power — 81.0 kW
- Stabilization type — Triac
- Number of phases — three-phase
- Output voltage regulation accuracy — ±6,5%
- Nominal output voltage — 220 V
- Stabilization input voltage range — 125.0–265.0 V
- Low cut-off voltage (Umin) — 115 В (per phase)
- High cut-off voltage (Umax) — 275 В (per phase)
- Maximum load current — 125.0 A
- Operating temperature range — Operating temperature range from +1°С to 40°С indoors
- Manufacturer warranty — lifetime
Key Benefits of the Model
- Exceptional output stability (±6,5%): the stabilizer holds output voltage within strict limits of nominal values, providing ideal conditions even for demanding medical or laboratory equipment.
- Operating conditions: operating temperature range (from +5°C to +40°C) guarantees reliability of the device in standard operating conditions.
- Alternative grid operation: the unit is adapted for operation with solar station inverters (handles reverse current) and generator sets.
- Resource and durability: due to the absence of moving mechanical parts, the device runs almost silently and eliminates sparking and wear.
- Unlimited support: 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
- Cottages and private houses: the power parameters of the model are designed for safe operation of all appliances in a large cottage, office, or commercial site.
- Boilers and pumps: provides a pure sine wave, which is critically important for circulation pumps and sensitive control boards.
- Local networks: protects network equipment office appliances from sudden impulse noise.
- Diagnostic devices: 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.
- Authorized dealership: 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.