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Three-phase triac voltage stabilizer Volter 81 пт (81.0 kW) is a reliable triac device 81 пт, developed for reliable safety of home and professional electrical equipment from any emergency situations in the grid. It works as an effective shield against sudden impulse discharges, mains voltage drops, line interference, and sine wave distortions. Thanks to high power capacity, this stabilizer is the perfect option for houses, apartments, and offices where stable and safe operation is critical of sensitive appliances.
The operation of this stabilizer 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 extremely fast. This ensures effective protection of the connected equipment without mechanical wear of power components and without acoustic clicks during switching.
Technical Specifications Volter 81 пт
- Nominal power — 81.0 kW
- Stabilization type — Triac
- Number of phases — three-phase
- Output voltage regulation accuracy — +2,5 -3,5%
- Nominal output voltage — 220 V
- Stabilization input voltage range — 140.0–250.0 V
- Low cut-off voltage (Umin) — 130 В (per phase)
- High cut-off voltage (Umax) — 260 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
- Stable output parameters (±+2,5 -3,5%): the stabilizer reliably maintains output voltage within strict limits of nominal values, providing ideal conditions even for demanding medical or laboratory equipment.
- Operating temperature range: operating temperature range (from +5°C to +40°C) ensures stable operation of the device in standard operating conditions.
- Synchronization with autonomous power: the unit is adapted for operation with hybrid solar power stations (handles reverse current) and generator sets.
- Quiet execution: due to the absence of moving mechanical parts, the device runs quietly and eliminates sparking and wear.
- Quality guarantee: unprecedented warranty conditions from the manufacturer confirm impeccable assembly quality and durability of all components.
Safety and Protective Functions
- Emergency overload shutdown: automatic de-energizing of the device upon long-term exceedance of the allowable load power.
- Temperature control: constant temperature monitoring of power switches and autotransformer with activation of forced cooling ventilation.
- Emergency short circuit trip: instant reaction to a short circuit in the connected load to prevent damage to power modules.
- Impulse spike protection: effective smoothing of high-voltage spikes in the mains grid caused by external factors.
Installation and Connection Recommendations
- Wall-mounted installation: the stabilizer body is securely fixed vertically on the wall using included mounting elements.
- Clearance for ventilation: leave free space around ventilation openings (from 10 cm) for unobstructed forced cooling.
- Power cables connection: connection to power supply lines is carried out via terminal block. The copper feeder cable cross-section must correspond to maximum device current.
- Environmental conditions: 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 protection of all appliances in a large cottage, office, or commercial site.
- Heating and water systems: provides a pure sine wave, which is necessary for circulation pumps and sensitive control boards.
- Server systems: protects network equipment computer systems, servers, and network switches.
- Specialized equipment: maintains stable power for dental units and precise diagnostic tools.
Why Choose Total-Energo LLC
- Engineering check: we conduct preliminary measurements of grid parameters at your site before installation, to select the optimal stabilizer model.
- Direct partnership: we supply exclusively certified equipment with direct support of the factory lifetime warranty and access to genuine spare parts.
- Professional installation: our specialists with appropriate certification perform high-quality mounting, connection, and commissioning in compliance with electrical installation regulations.
- Long-term service support: we provide warranty, post-warranty, and preventive maintenance throughout the entire lifetime.