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Unit Load Calculation Worksheet
Equipment
Optional Equipment
Direct Station Selector‡
General Purpose
Adapter
Hands-Free Unit
Headset Adapter
Qty x
Unit Load
Hybrid/PBX or
Modified
0.7
0.8
0.8
0.8
Square
0.9
1.0
1.0
1.0
Total Actual Unit Load
= Total
† The MFM has its own wall power unit located at the telephone and
therefore is not added to the unit load calculation.
‡ Up to two DSSs (one DSS per MLX-28D or MLX-20L console) can be
powered from each control unit carrier. For example, a 3-carrier system
can have 6 system operator positions, each with one DSS powered from
the control unit,
If the total actual unit load is less than or al to 54, auxiliary
power is not required.
If the total actual unit load is greater than 54, continue to Step 7.
Installation B–5