Basler Electric BE1-11m - Manual (Page 169)

9424200996 Rev L 157
Motor Reporting
The motor reporting function records and reports information about motor operation. The BE1-11m
provides many reporting features. These features include Status, Metering, Start Records, and Data.
Status
Motor status can be viewed through BESTCOMSPlus ® and the front-panel display. To view motor status
using BESTCOMSPlus, use the Metering Explorer to open the Status, Motor Status screen shown in
Figure 120. To view motor status at the front-panel display, navigate to Metering Explorer, Status, Motor
Status.
Figure 120. Motor Status Screen
Metering
The Motor Meter screen shown, in Figure 121, displays the thermal capacity, voltage unbalance, and
effective motor load. This screen is also used to reset thermal capacity. Motor metering is also available
on the front panel under Metering, Motor.
Figure 121. Motor Meter Screen
Voltage Unbalance Metering
Information on voltage unbalance helps to determine how the motor should be derated per NEMA MG 1.
The average voltage is given in Equation 18 and the voltage unbalance is given in Equation 19.
𝐴𝑣𝑒𝑟𝑎𝑔𝑒 𝑉𝑜𝑙𝑡𝑎𝑔𝑒 = 𝑉
𝑎𝑣𝑔
=
𝑉
𝐴
+ 𝑉
𝐵
+ 𝑉
𝐶
3
, 𝑖. 𝑒. 𝑎𝑣𝑒𝑟𝑎𝑔𝑒 𝑜𝑓 𝑒𝑓𝑓𝑒𝑐𝑡𝑖𝑣𝑒 𝑣𝑎𝑙𝑢𝑒𝑠 𝑜𝑓 𝑡ℎ𝑟𝑒𝑒 𝑝ℎ𝑎𝑠𝑒𝑠
Equation 18. Average Voltage
BE1-11m Motor Reporting