NEC DSX-160 SYSTEM LOAD FACTOR Hardware Manual

System Configuration
DSX-80/160 System Load Factor
The combination of lines and extensions you can connect to your DSX system may be limited by the System
Load Factor. Use the DSX-80/160 System Load Factor Worksheet on the next page to verify your system's
configuration. When entering data on the worksheet, for each installed card make entries for each Load Type.
There are two Load Types to consider: 5 VDC and 40 VDC.
To check your system configuration:
1. Indicate the quantity for each card installed in the
- The number of keysets, single line sets, and DSS Consoles does not affect the load factor.
2. For each item and for each Load Type, multiply the
column.
- For example, two 16ESIU Cards have a load of 16 for 5 VDC and 40 for 40 VDC.
3. Add up the entries in each
4. Review
your system.
Compare the capacities in
5.
the entry in
DSX-80/160 Hardware Manual
Total column and enter the values in
Item 2: Power Supply Capacity
to your entries in
Item 2
Item 2 .
Do not operate your system if the total for either Load Type
exceeds the Power Supply Capacity of your installation.
System Configuration
Qty column.
Qty times the Load
Item 1: Load Type Totals
and determine the capacity of the power supplies installed in
. must always be equal to or less than
Item 1 Item 1
Important
and enter the value in the Total
.
Components ◆ 19