Isolation transformer ST series
cast resinsingle-phasethrough-hole

isolation transformer
isolation transformer
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Characteristics

Type
isolation
Configuration
cast resin
Electrical characteristics
single-phase
Mounting
through-hole
Other characteristics
safety, control, vacuum impregnation, compact
Electric power

Max.: 2.5 W

Min.: 0.02 W

Primary voltage

Max.: 690 V

Min.: 230 V

Secondary voltage

Max.: 230 V

Min.: 12 V

Description

General Data Rated input voltage 230 ‑ 690 Vac Rated output voltage 12 ‑ 230 Vac Rated power 20 ‑ 2500 VA Insulation class B Maximum ambient temperature 40 °C Efficiency up to 96 % Degree of protection IP 00 Advantages Very good switch‑on behaviour thanks to reduced starting currents High performance for the volume thanks to compact design Primary side ±5 % tappings for voltage adjustment Very good corrosion protection and low noise thanks to BLOCKIMPEX vacuum impregnation Contact protected screw connection terminals complying with UVV BGV A3 Simple mounting thanks to robust metal footplate with oval slots

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