Secondary power supply source redundant addressable IVEPR 12/3,5 RS-R2 is designed for uninterrupted power supply of means of security and fire alarm system with constant voltage of 12 V. Backup is carried out from two sealed maintenance-free lead accumulator batteries (hereinafter - Batteries) with nominal voltage 12 V, capacity 12 A*h, installed in the housing of the source. The source is resistant to polarity reversal when connecting the battery and to short-circuiting of the battery connection terminals.
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