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Prekė: Elektros generatorius 5,2 kW su variniu statoriumi, skaitikliu ir AVR. Kategorija: Elektros generatoriai.
- Gamintojas: Kowal Polska
- Modelis: A2 PRO
- Įtampa: 400 V
MAX ENGINE POWER: 5,2 kW
POWER MAX GENERATORS: 3,5 kW
✅ New model with extended generator
✅ Stand wound with fully copper wire
✅ OHV engine with a maximum power of 5,2 kW / 7 HP
✅ Voltage switch 230/400 V
✅ Built-in on-board computer
✅ Motor hours counter
✅ Maximum generator power up to 3,5 kW
✅ AVR voltage stabilizer at 400 V
✅ Additional circuit equalizing power and voltage between phases
✅ Short-circuit protection of the socket 400 V
✅ Output 12 V
✅ Mute silencer chamber
✅ Intelligent throttle automatically responding to load changes
✅ 0,6 l engine oil FREE
The blacksmith A2 PRO model has been designed for users who need one unit offering both 230 V and 400 V.
One of the characteristic solutions used in A2 is a stator equipped with an additional circuit cooperating with the AVR regulator, whose task is to support the equalization of power and voltage between phases.
✅ Switch 230/400 V – quick selection of the appropriate operating mode
✅ Additional levelling circuit – supports even phase operation
✅ AVR – voltage stabilization during operation
✅ Intelligent throttle – automatically responds to load changes and helps maintain proper engine speed
A2 PRO will work both on the construction site, in the workshop and on the plot, as well as a source of emergency home power.
The latest blacksmith A2 PRO received a number of structural changes prepared for more frequent and demanding operation.
✅ New, original look
✅ New generation silencer – quieter engine operation and better adaptation to long operation
✅ Thicker frame – increased rigidity and better protection of components
✅ Hardened valves – greater resistance to wear and firing and longer periods between necessary adjustments
✅ Bold castings of the internal combustion engine body and stator base
✅ Third generation voltage regulator
✅ Stabilization declared at 99%
✅ Additional pair of shock-absorbing rubbers under the motor and generator
✅ New type of generator with more wire wound
The A2 PRO version received real changes including engine, generator, frame, vibration damping system and voltage stabilization.
The stator and rotor are among the most important and expensive components of the aggregate.
In many similar devices, stators with a length of about 70 – 100 mm and windings made of materials only covered with a layer of copper are found.
The blacksmith units with a 5,2 kW engine use a stator with a length of up to:
Importantly, the stator was wound with fully copper wire.
✅ Stand with a length of 120 mm
✅ Full copper winding
✅ Extended generator core
✅ More wire wound
The latest A2 model uses an extended generator with more copper winding.
The maximum power of the generator is:
At the operating frequency 50 Hz the parameters are:
✅ maximum power: 3500 W
✅ solid power: 2800 W
A higher power reserve means that when powered by the same receiver, the unit can operate at less percentage utilization of its maximum capabilities than the weaker model.
This translates into more favorable operating conditions for the entire generator set.
- Maximum generator power at 60 Hz: 3500 W
- Constant power at 50 Hz: 2800 W
- Constant power at 230 V: 3 × 1000W
- fuel: pure petrol 95 or 98
- compatible with E10 petrol
- Fuel tank capacity: approx. 15 l
- Voltage: 12 / 230 / 400 V
- built-in AVR – voltage regulator for 400 V
- Weight: approx. 40 kg
- dimensions: 45 × 60 × 44 cm
- Rectifier output: 12 V
- engine displacement: approx. 200 cm³
- recommended oil: 10W-40 or SAE30
- oil bowl capacity: approx. 0,6 l
- correct oil level: to the bottom edge of the infusion hole
- first oil change: after 5 hours of operation, next every 50 hours
- automatic regulation of rotation and voltage
- voltmeter
- Silenced engine operation
- Relaxer for easy start-up
- motor and generator mounted on shock-absorbing cushions
- engine speed: approx. 3000 rpm /min
- combustion: approx. 0,7 – 1,1 l/h
The copper generator works with the popular AL170 engine with a maximum power of 5,2 kW / 7 HP, based on the Japanese OHV design.
The engine is manufactured on behalf of the KowaL Polska brand using high-quality key structural elements, such as:
✅ shaft
✅ piston
✅ Cord
✅ valves
The unit was properly combined with the elongated generator core of the A2 model.
The power supply system also uses the SPD carburetor, selected for the engine characteristics and operation of the generator set.
The blacksmith A2 PRO model is equipped with an intelligent throttle system that automatically responds to changes in the load of the generator.
The system adjusts the throttle position and the amount of fuel supplied to help keep the operating speed around:
Constant rotational speed is crucial for maintaining frequencies at around 50 Hz.
With less load, the engine needs less fuel to maintain the required revolutions, thanks to which the system supports the economical operation of the unit.
✅ automatic response to load change
✅ maintaining proper working turnover
✅ more stable frequency
✅ optimal fuel use
✅ no need for continuous manual adjustment
The whole process takes place automatically during the operation of the aggregate.
✅ 3× plug 230 V
✅ 1× plug 400 V
✅ 12 V cables
✅ 0,6 l engine oil
✅ Chrome fuel cap – solid and aesthetic finish of the tank
✅ Fuel filter – helps protect the power supply system from contamination
✅ Readable fuel level indicator – quick control of the amount of gasoline in the tank
✅ Mute silencer chamber – improves the comfort of the unit
✅ Output 12 V – additional functionality of the device
The blacksmith A2 model is equipped with a new type of stator with an additional circuit cooperating with the AVR regulator.
Its task is to support alignment of voltage and power between phases, which is particularly important when operating the unit in 400 V mode.
✅ Additional circuit in the stator
✅ Cooperation with AVR
✅ Better voltage equalization between phases
✅ More even operating parameters of the unit
This is one of the characteristic solutions used in KowaL Polska aggregates.
The AVR controller stabilizes the output voltage on an ongoing basis and reduces its fluctuations during load changes.
Thanks to this, A2 provides stable parameters of the generated current and works well as a power source on the construction site, in the workshop, on the plot and as an emergency power supply for the house.
The unit is packed in thick, original cardboard and additionally secured with transport belts.
Such protection limits the movement of the device inside the package and reduces the risk of damage during transport.
The latest blacksmith A2 PRO has been equipped with a clear on-board computer that allows you to control the most important parameters of the unit.
The computer displays:
⭐ voltage of generated current
⭐ frequency of generated current
⭐ working time since last launch
⭐ total mileage of the unit expressed in hours
Operation is very simple – one button allows you to switch between individual information.
The hour counter also makes it easier to control the oil change and periodic maintenance.
✅3x 230v socket
✅400v socket
✅fuel filter
✅key for candles
✅Bottle of oil FREE 0,6l (in two bottles of 0,3l or one 0,6l)
✅nuts and mounting screws
✅instruction PL
✅warranty card
✅Manufacturer's declaration of conformity
Specifications
| Group | Name | Value |
|---|---|---|
| Parametry | Condition | new |
| Parametry | Invoice | With VAT invoice |
| Parametry | Brand | Kowal Polska |
| Parametry | Model | A2 PRO |
| Parametry | Kind | portable |
| Parametry | Generator type | three-phase |
| Parametry | Engine | 4-stroke |
| Parametry | Startup | manual |
| Parametry | Maximum power | 3500 W |
| Parametry | Nominal power of the alternator | 2800 W |
| Parametry | Engine power | 7 KM |
| Parametry | Gasoline tank capacity | 15 l |
| Parametry | Device weight | 40 kg |
| Parametry | Fuel type | petrol |
| Parametry | Frequency | 50 Hz |
| Parametry | Operating time on the tank | 12 h |
| Parametry | Lc IEC noise level | 95 dB |
| Parametry | Product height | 45 cm |
| Parametry | Product width | 60 cm |
| Parametry | Product depth | 45 cm |
| Parametry | Average combustion | 1.25 l/h |
| Parametry | Number of 1-phase outlets | 3 |
| Parametry | Number of 3-phase outlets | 1 |
| Parametry | European emissions standard | EURO 5 |
| Parametry | Supply voltage | 400 V |
| Parametry | Manufacturer code | KowaL A2 PRO |
| Parametry | Product weight with unit packaging | 43 kg |
| Parametry | Packaging status | original |
| Parametry | Additional information | voltage regulation (AVR),12 V outlet |






