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Mounts in either a 19-inch or 23-inch rack;
Contains four fans;
Operates on either - 48 VDC, or ±24 VDC;
Powered from rack fuse and alarm panel (A and B feeders);
Alarms reported via the OPTI-6100 chassis (normally open contacts);
Front panel LEDs indicate the status of the fans;
Individual alarm status monitoring and indications of one or more fan failures for appropriate maintenance action;
Plug-in assembly can be replaced without powering down the chassis;
16 environmental alarm inputs;
Consists of the base assembly and the fan module.