APC AP9621 User Manual download pdf (Page 11)

CHAPTER 3: INSTALLATION

Unpacking

The Step-Down Transformer is packaged in a robust shipping carton. Carefully remove the package contents. The

packaging is recyclable; save it for reuse or dispose of it properly.

Inspection

Inspect the equipment upon receipt. APC has designed robust packaging for your product. However, accidents

and damage may occur during shipment. Notify the carrier and dealer if there is damage or missing equipment.

Contents

Check the packaging contents. The shipping package contains the Step-Down Transformer, mounting rails, and

mounting hardware. Your package may contain a Bezel Kit. If the bezel is not already installed, snap it on to the

UPS as instructed below.

Installing the Step-Down Transformer

This section provides information on the steps required to install and connect the Step-Down Transformer.

Installing in a Two-Post Rack

Follow the instructions contained in the AP9621/SYTF Series 2 Post Rack-Mount Installation sheet

(990-7137) to mount the rails and Step-Down Transformer in your NetShelter or 19 in (46.5 cm) rack.

Installing in a Four-Post Rack

Follow the instructions contained in the Addendum SU Rack-Mount Rails 2U-5U sheet (990-7034D) to mount

the rails in your NetShelter or 19 in (46.5 cm) rack.

Figure 7: AP9621

Figure 8: SYTF2 / SYTF2J /

SYTF3 / SYTF3J

1. Install the mounting rails using the instructions contained

in the Rail Kit.

2. Slide the Step-Down Transformer frame into the rack.

The Step-Down Transformer is heavy.

Three people must support the unit.

3. To secure the Step-Down Transformer frame in the rack,

screw the four decorative screws through the holes in the

ears of the UPS and into the rack-mount rails.

4. If the bezel has not already been attached, align the tabs

on the sides of the bezel with the slots on the front of the

Step-Down Transformer and gently snap it into place.

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APC AP9621 User Manual Page 11