Instructions

Table Of Contents
31
Instruction Manual
MYeBOX 150 - MYeBOX 1500
4�- OPERATION
4.1.- OPERATING PRINCIPLE
The MYeBOX is a four-quadrant portable power analyzer (consumption and generation).
90º
180º
-90º
PF -
Cos φ -
kW -
kVA
kvarC
kvar -
PF +
Cos φ +
kW -
kVA
kvarL
kvar +
kW +
kVA
kvarC
kvar -
kW +
kVA
kvarL
kvar +
PF +
Cos φ +
PF -
Cos φ -
kW III = kW L1 + kW L2 + kW L3
kVA III = kVA L1 + kVA L2 + kVA L3
kvarL III = kvarL L1 + kvarL L2 + kvarL L3
kvarC III = kvarC L1 + kvarC L2 + kvarC L3
PF III = kW III / kVA III
Cos φ III = ( Cos φ L1 + Cos φ L2 + Cos φ L3 ) / 3
Generation
Power
Consumption
Power
Figure 27: Four quadrants of the MYeBOX�
In addition to the basic functions of any analyzer, the MYeBOX:
Allows conguration and display of data:
- Remotely, via a tablet or smartphone, using a mobile application.
- Locally, via the display and the device's capacitive keypad.
It has a database for logging all the device's parameters and events.
It has MicroSD memory to store the STD, EVA and EVQ les of the database logs.
Comes standard with built-in Wi-Fi communications.
The MYeBOX1500 models comes standard with built-in 3G communications.
It has a lithium battery that guarantees the device's battery life, in order to log voltage drops
in the installation and send the corresponding alarms.