Secondary power supply source redundant addressable IVEPR 12/2 RS-R3 is designed for uninterrupted power supply of means of security and fire alarm system and access control with constant voltage of 12 V. Backup is carried out from two sealed maintenance-free lead batteries with nominal voltage of 12 V, capacity of 7, 12 or 17 A*h, installed in the housing of the source.
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