METREL MI 3399, Instruction Manual With Exercises

Page: 255 / 272

PV Photovoltaic Systems Trainer AD 4
– MI 3399
255
2 Front panel description
1 Front panel Presents typical components required in PV power utility.
2 Case Plastic case of PV demonstration board with handle.
3 PE connection For testing purposes only!
4 Inverter d.c. input
voltage Sockets for measurement of inverter d.c. input voltage
(from PV array).
5 Inverter d.c. input
current For applying d.c. current clamps.
6 Pyranometer output Output for demonstration of irradiance measurement.
7 PV array output Output representing PV array I/U characteristics.
8 Connection to metallic
construction
Intended for continuity measurement of grounding system.
9 Case cover with label Label representing PV panel.
10 Temperature probe
output
Output representing PV array temperature.
11 Inverter a.c. output
voltage
Sockets for measurement of inverter output a.c. voltage.
12 Inverter a.c. output
current
For applying a.c. current clamps.
13 Supply indicator Indicates proper supply of the PV demonstration board.