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  3. Isolation transformer
  4. Block Transformatoren-Elektronik

Isolation transformer TT3 series
cast resinthree-phaselow-voltage

isolation transformer
isolation transformer
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Characteristics

Type
isolation
Configuration
cast resin
Electrical characteristics
three-phase, low-voltage
Mounting
through-hole
Other characteristics
vacuum impregnation
Electric power

Max.: 30,000 W

Min.: 1,000 W

Primary voltage

400 V

Secondary voltage

400 V

Description

General Data Rated input voltage 3 x 400 Vac Rated output voltage 3 x 380 ‑ 3 x 420 Vac Rated power 1000 ‑ 30000 VA Insulation class F Maximum ambient temperature 50 °C Efficiency up to 97.5 % Degree of protection IP 00 or IP 23 Optionally adapted package for higher degrees of protection (see data table) Advantages Safe galvanic isolation Patented assembly technology to lower heat losses Very good corrosion protection and low noise thanks to BLOCKIMPEX vacuum impregnation Secondary side ±5 % tappings for voltage adjustment Fixed, contact protected screw connection terminals complying with UVV BGV A3 Multifunctional fixing rails with 12 oval slots Enlarged fixing rail for easy installation from above Integrated crane eyes

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.
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