Master clock and slave clock movements for work need a supply of energy. Usually provides a stable power 220 V AC. Often the 220 VAC is available only at night period from city lighting system. Depending from clock size is solved the task of choosing the type ofbackup power supply.
SIA "Laika Stils", Maskavas iela 250, LV-1063, Riga, Latvia, tel.:(371) 29 236 940,
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