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Powercom TCA-3000 3 kVA / 1500 W

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Outdated Product
AVR type: relay; Input voltage: 230V (1 phase); Power (W): 1500; Power (kVA): 3; Input voltage (V): 187 – 276; Output voltage accuracy (±), %: 5; Efficiency (%): 95; Dimensions (mm): 123x136x102; Weight (kg): 1.6;
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Powercom TCA-3000 3 kVA / 1500 W
Main
AVR typerelay
Input voltage230V (1 phase)
Power1500 W
Power3 kVA
Specs
Input voltage range187 – 276 В
Output voltage accuracy (±)5 %
Efficiency95 %
Voltmeterin absent
Sockets
Grounded sockets4
Protection levels
Protectionoverheating
high frequency interference
short circuit
overload
over / under voltage
General
Installationfloor
Coolingpassive
IP protection rating20
Dimensions123x136x102 mm
Weight1.6 kg
Added to E-CatalogMarch 2014
P/N
240012

240015

Protection against high voltage impulses and short circuit currents. Compact size and light weight.
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Powercom 2026 - new arrivals, bestsellers, and the most relevant models Powercom.
Model overview based on user reviews  
The Powercom TCA-600 is a reliable and affordable relay voltage stabilizer, ideal for low-power equipment such as refrigerators, TVs, and audio/video devices. It offers excellent efficiency at 95% and maintains output voltage accuracy within a 5% range. The stabilizer supports a wide input voltage range from 187 to 276 V, although the lower threshold might be slightly low for some users. It features four grounded sockets, but due to its low active power of 300 W, connecting multiple devices simultaneously is not recommended. The model is designed for floor installation and operates with moderate noise levels up to 40 dB. It includes protection against overheating, high-frequency interference, short circuits, overload, and voltage fluctuations, making it a versatile choice for safeguarding your electronics.
Cons

normal model, nothing special
2 November 2024 
Works fine, but the sound is horrible.
Works without issues, supports a PC with 1kW
The buzz is just incredible, with increased voltage the noise is so strong that it's hard to stay in the same room with it for long.
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The compact voltage stabilizer of the TCA series, under the Powercom brand, is put on guard to protect home appliances and electronics from high-voltage impulses and short-circuit currents.

Autonormalization

The model is assembled in a floor-standing "parking" case with dimensions of 115x93x136 mm. The weight of the stabilizer assembly is 2.3 kg. The device provides automatic adjustment of the supply voltage within 176-264 V by means of electronic control. The total power of the devices connected to it rests on the "ceiling" of 1500 watts. This is enough to power a computer, TV, table lamp, and there will still be some free power for autonomous heat and water supply control systems that are not wasteful in nature.

Classical circuitry

The model is “built” according to classical circuitry — an autotransformer with relay-switched windings is installed inside it. During the operation of the device, the relays sometimes click annoyingly, as evidenced by numerous reviews of the stabilizer. The output of the device has one socket with grounding contacts for connecting consumers from the outside.

Without a hitch

In the operation of the device, an error of less than 5% of the reference voltage figure of 230 V is allowed. In this case, the efficiency of the stabilizer is measured within 95%. It will not be possible to “put” all household appliances in the house on it, however, the devices that are most capricious to jumps in “voltage” in sockets will work in tandem with the model, as they say, without a hitch.