Alpha Technologies Node Power Supply User Manual

Page 20

031-295-B0-001 Rev. A

2.0 Installation

2.2 Rack-mounted version, continued

2.2.2 Installation

Procedure

Tools required: 3/8" wrench and socket

Torque wrench (for 36 in-lbs spec.)

Verify the following are on hand:

Kit, Cover, Indoor (Alpha p/n 746-036-20)

Kit, Rack mounting (Alpha p/n 746-033-20)

Customer-supplied mounting hardware

Verify the equipment rack is securely bolted to the floor and in areas of seismic activity, the
mounting method should meet Zone-4 seismic standards or better.

Verify the batteries to be installed in the system are fully charged prior to installation.

The populated cabinet will weigh approximately 240 lbs [109kg]. Use a minimum of six
mounting bolts (3 per mounting tab) to securely hold the enclosure in place.

2.2.3 Populating the Cabinet and Turn-up

1. Make the necessary utility connections (per Section 2.5, Connecting Utility Power) to provide

power to the enclosure.

2. Install the power supply.

3. Load the batteries and connect per the wiring diagram label on the enclosure door. Tighten

hardware to battery manufacturer's specifications. Do NOT connect the battery string to the
power supply at this time.

4. Connect the SPI, tamper switch and communications module at this time. For complete

installation procedures, please see Section 2.8.

5. Install lid and door.

6. Apply utility power.

7. Connect battery string to XM Series 2 Power Supply.

8. Switch battery breaker on.

9. Wait for battery alarm to clear.

10. Unit is now ready to be placed into service.

1. Remove lid and door from enclosure. Set aside.

2. Orient the rack mounting tabs as shown below to fi t the equipment rack and attach rack

mounting tabs to sides of enclosure (1/4-20 hardware) tighten to 36 in-lbs.

3. While one installer lifts and holds the empty enclosure in place, start the mounting

hardware (1/4-20 bolts, 6 places) in the corresponding holes in the rack. Tighten to
36 in-lbs.

Mounting tabs set for 19" rack

(as viewed from above)

Mounting tabs set for 23" rack

(as viewed from above)

Enclosure front

CAUTION!