0120011-J0 Rev J
18
Fan status
LED
4�2�4 Fan Tray and Baffle Tray
The optional fan tray and baffle tray are each 1RU high (Figure 8). Typically they are mounted together directly below
the LPS36 shelf assembly. See Figure 19 on page 29.
Figure 8 — Fan and baffle tray rack, mounted (19" shown)
The fan tray has six fans with a total minimum flow of 200 CFM. The fans are powered from the LPS36 shelf directly
above it. If any fan fails, a status LED on the front panel turns red (Figure 8). The fan tray also has a Form C fan fail
alarm relay that can be connected to a local alarm-sending unit, see Figure 28 on page 34.
The following configuration is required to operate more than one and up to three LPS36 shelves in the temperature
range specified in Section 3 on page 12:
•
A fan tray and baffle mounted directly below the shelves (19"/23" only)
•
A rack space (1RU) for an air deflecting baffle mounted directly above the three shelves (19"/23" only)
4�2�5 Mounting 19" Equipment in a 23" Rack
To mount a 19" shelf in a 23" rack, order 2x 2RU universal mounting brackets #5901456-002.
To mount a 19" fan or baffle tray in a 23" rack, order 2x 1RU universal mounting brackets #5901456-001.
4�2�6 Alarm Cable Kit
Terminal blocks for major and minor alarms use Molex connector 39-01-4031. This connector mates with Alpha
alarm minifit JR. receptacle 5566-03A3-210. Kit #8700649-001 is available from Alpha with 1 connector.
Air baffle
