Machine Design

Short-Circuit Proof Isolation Transformer

Model 15633 isolation transformer adapts equipment originally designed for the North American market for export.

The transformer is UL listed and C-UL and TUV certified as a short-circuitproof isolation transformer complying with VDE 0551, EN 60742, and EN 60335-1. Input voltages of 200, 220, or 240 V at 50 or 60 Hz are converted to a 115-V output at a rating of 350 VA. ULrecognized Class 180 insulation is used throughout the coil for protection against insulation failure. The transformer contains a built-in thermal overload and an electrostatic shield between primary and secondary windings.

Foster Transformer, 3820 Colerain Ave., Cincinnati, OH 45223, (800) 963-9799,

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