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DIN VDE 0833-4 VDE 0833-4:2007-09

Alarm systems for fire, intrusion and hold-up

Part 4: Requirements for voice alarm systems in case of fire

Class/Status: Standard, withdrawn
Released: 2007-09
VDE Art. No.: 0833012
Standard:

DIN VDE 0833-4 VDE 0833-4:2014-10

Alarm systems for fire, intrusion and hold-up

Part 4: Requirements for voice alarm systems in case of fire

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