Autotransformer `` APB-1000 ''.

Power supplies. Rectifiers, stabilizers, autotransformers, transient transformers, etc.Transformer autotransformersAutotransformer "APB-1000" was produced presumably since 1970. Designed to connect various electrical devices with a power of not more than 1000 watts to the power grid. It is used when it is necessary to lower the voltage from 220 to 127 volts or vice versa.