This part is a kind of semiconductor called TT2206.
Function of this product has (TT2202 - TT2216) Control Transformer.
Manufacturers : TEMCo
Image and pinout :
Some of the text within the PDF file :
INDUSTRIAL POWER SUPPLY TEMCo Control Transformer - Data Sheet Input Voltage: Output Voltage: Product Features: Built to order FAST in 1 week 10 Year Warranty - Guaranteed to Last. Copper Windings - Standard on all units. 130°C Insulation class. 80°C temperature rise (25-1000 VA models). 155°C Insulation class. 100°C temperature rise (1500-7500 VA models). Easy Wiring - Solid terminals with combination screw connections. Clear Terminals Marking - Identi ed with additive polarity markings. Versatile - Models with multi-voltage primary and secondary increase applications possible. Silicon Steel Lamination - Minimize core losses and increase e ciency. Excellent Regulation - Designs incorporate precision wound coils layers and exceed NEMA requirements. High E ciency and Heat Dissipation - [ ... ]