CHAPTER 2 ND-71548 (E)
Page 10
Issue 2
INSTALLATION DESIGN
3. FLOOR SPACE
1. The PBX requires floor space for the following system equipment:
• Switching Equipment (Module Group)
• Maintenance Administration Terminal (MAT)
•MDF
•Rectifier
• Batteries
• Attendant Console
2. The required floor space for the various equipment rooms is as follows.
• Switching Equipment Room: For installing the Module Group, MAT, MDF and Rectifier
• Battery Room: For installing Batteries
• Operator Room: For installing an Attendant Console with desk and chair
3. Equipment Room: Free Access Floor or Computer Floor
4. FLOOR LOAD REQUIREMENTS
Required floor capacities are as follows:
• Switching Equipment Room: More than 3430 Pa (71.6 pounds per square foot)
• Operator Room: More than 2940 Pa (61.4 pounds per square foot)
5. EQUIPMENT ROOM REQUIREMENTS
The following floor conditions should be considered prior to installation:
5.1 Floor Surface
1. Switching Equipment Room
• The maximum difference in floor level at each point within the room should be less than +5mm (0.2
inch).
• An elevated-type floor such as Free Access floor or computer room floor should be constructed.
2. Battery Room
• It is recommended that the floor have a slope (1/1000) and drain at the end of the slope.
• The floor surface should be made of acid-resistant materials.