Ds2000 System Load Factor Calculations - NEC DS1000 Product Description

DS2000 System Load Factor Calculations

To check your DS2000 system configuration:
1.
2.
3.
4.
5.
Each Digital Telephone and Dig-
ital Door Box
4ASTU PCB
8ASTU PCB
110-Button DSS Console
24-Button DSS Console
2-OPX Module
Note: An 8-Slot Cabinet can have up to 3 power supplies. You cannot have more than
two 16DSTU PCBs per power supply, regardless of System Load Factor calculations.
DS1000/2000 Product Description
Indicate the quantity for each item installed in the Qty column.
For each item, multiply the Qty times the Load Factor and enter the value in the Total Load
column.
Add all the values in the Total Load column and enter the value in Item 1 .
Determine the System Load Factor capacity of the power supplies installed in your system
and enter the total in Item 2 .
A 4-Slot Cabinet can have only 1 power supply. An 8-Slot Cabinet can have up to 3
power supplies. You cannot have more than two 16DSTU PCBs per power supply, regard-
less of System Load Factor calculations.
Compare the entry in Item 2 to your entry in Item 1 . Item 1 must always be equal to or less
than the entry in Item 2.
Do not operate your system if the System Load Factor total (Item 1)
exceeds the allowable value (Item 2).
DS2000 System Load Factor Calculations
Item
Item 1:
Item 2: If you have one power supply installed, enter 48.
If you have two power supplies installed, enter 80.
If you have three power supplies installed, enter 112.
(2 16DSTU PCBs maximum per power supply)
Section 2: Components
Load Factor Qty
1
8
12
2
1
Total DSS Consoles installed cannot exceed 4.
4
Total load for this configuration:
Section 2: Components
2
Total Load
19