Power Meter; String Monitoring (120&122 Models) - Delta M42U Operation And Installation Manual

4.3.1 Power meter

This page displays voltage, current and power measurements from both the
AC and DC side.
4.3.2 String monitoring (120&122 models)
The string current monitoring function is accessed via the Power Meter menu
Four sub-pages are accessed using display keys as shown in Figure 4-4, two
pages display string current values for the nine strings of MPPT1 and MPPT2.
AC
V 480
I 50.5
P 13989
PF
Power.
Frequency:
E-Today:
DC
V
I
P
Figure 4-4: Power Monitoring and String Current Monitoring
L1 L2 L3
480 480 V
50.5 50.5 A
13989 13989 W
or
ENT
0.9
41966 kW
: 60.00 Hz
147 kWh
or
ENT
DC1 DC2
545 545
V
40.0 40.0
A
21800 21800
W
or
ENT
IDC1
1: 8.0
2: 8.1
3: 7.9
IDC2
1: 8.0
2: 8.1
3: 7.9
55
Commissioning
(A)
4: 8.0
5: 8.1
6: 8.0
or
ENT
(A)
4: 8.0
5: 8.1
6: 8.1