Black Box CFD42UBF24 Part 1 General Summary, Design Requirements, Quality Assurance, Warranty

Cold Front Planning Guide

Part 1: General

1.1 Summary

The Black Box® Cold Front™ Heat-Transfer Door (HTD) is a passive air-to-liquid heat exchanger designed to mount to the rear frame of an IT enclosure and neutralize heat from equipment exhaust air. Each HTD consists of a coil, a door frame, and supply/ return

connections. A Transition Frame might be required to attach the HTD to the IT enclosure.

1.2 Design Requirements

The HTD is described under the following Black Box part numbers.

Table 1-1. Heat-Transfer Door model descriptions.

Product Code	Product Name	Description
CFD42UBF24	Cold Front Heat-Transfer Door, 42U	24"W, bottom feed
CFD47UBF24	Cold Front Heat-Transfer Door, 47U	24"W, bottom feed
CFD42UTF24	Cold Front Heat-Transfer Door, 42U	24"W, top feed
CFD47UTF24	Cold Front Heat-Transfer Door, 47U	24"W, top feed
CFD42UBF29	Cold Front Heat-Transfer Door, 42U	29" W, bottom feed
CFD47UBF29	Cold Front Heat-Transfer Door, 47U	29" W, bottom feed
CFD42UTF29	Cold Front Heat-Transfer Door, 42U	29" W, top feed
CFD47UTF29	Cold Front Heat-Transfer Door, 47U	29" W, top feed

1.3 Quality Assurance

The HTD is factory tested before it’s shipped to you.

1.4 Warranty

The HTD is warranted for a period of 3 years (36 months).

Part 2: Product

2.1Standard Components 2.1.1 HTD Construction

1.The HTD is no deeper than 4.6" (11.7 cm), and its width is no greater than the IT enclosure the HTD is mounted to.

2.The HTD’s dry weight is no more than 90 lb. (41 kg).

3.All exterior surfaces are powder-coated for durable and attractive finish.

4.The HTD mounts on hinges to allow access to rear of IT equipment within the enclosure.

5.The HTD is equipped with a keyed lock to secure access to the equipment mounted in the enclosure.

2.1.2 Transition Frame Assembly

1.A transition frame assembly is factory supplied for adapting to third-party IT enclosures when necessary based on the HTD model.

2.The transition frame connects the HTD to the rear frame of the IT enclosure.

3.The transition frame is powder-coated for a durable and attractive finish, and matches the color of the HTD’s powder-coated surfaces.

4.The transition frame is no deeper than 2.4" (6.1 cm), and its width will be no greater than the IT enclosure the transition frame is mounted to.

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