LSDDC Power Amplifier Interface Module for the V400

Description

Products

LSDDC Power Amplifier Interface Module for the V400

The LSDDC is an amplifier interface card for use with the M100, M200 and M400 Class-D Amplifiers in a V400 Amplifier Mainframe for Voice Alarm and Public Address applications.

Uniquely, it enables two circuits (A&B) to be fed from a single amplifier while still maintaining BS5839 Pt 8 compliance.

Click below to find out more

Amplifier health monitoring is achieved.

Subsonic surveillance tone, automatic control of changeover to standby amplifier, loudspeaker line earth leakage monitoring, and loudspeaker line ‘End Of Line’ (EOL) monitoring. Relays in series with each output facilitate isolation of faulty speaker circuits.

Emergency sources to be switched directly.

The unit also supports a secondary audio input that enables emergency sources to be switched directly to the input of the power amplifiers.​

Loop return monitoring.

A second mode of operation allows loop return monitoring to be implemented or a single loudspeaker circuit can be fed instead of two, if required.​

Downloads

Please log in to access all product support downloads

Including hardware user manuals and installation guides.

Download all
TitleVersionSizeDate addedDownload
LSDDC Datasheet 02368.35 KB27-08-2020 DownloadPreview

Looking for more information?

Ready to buy

Talk to an expert today​

Related products