Component Guide
Planning an Ensemble Technology System – North America
10 © 2020 Enphase Energy Inc. All rights reserved. December 8, 2020
IQ Microinverter PV System to Encharge Pairing
The following table identifies the maximum number of microinverters that can be connected to a given Encharge storage
system size. Maximum PV system output power cannot be greater than 150% of the total Encharge storage system
power capacity to ensure stable system operation.
Table 1: Maximum number of IQ microinverters for Encharge storage system for backup operation
Encharge 3
units
Equivalent
Encharge 10
units
Encharge
energy
capacity
(kWh)
Encharge
power
capacity
(kWac)
Max PV
system
power
(kWac)
Maximum number of
microinverters
IQ 6
IQ
6+
IQ 7
IQ
7+
IQ
7X
IQ
7A
1
3.36
1.28
1.92
8
6
8
6
6
5
2
6.72
2.56
3.84
16
13
16
13
12
11
3
(1x Encharge 10)
10.08
3.84
5.76
25
20
24
19
18
16
4
13.44
5.12
7.68
33
27
32
26
24
22
5
16.8
6.4
9.6
41
34
40
33
30
27
6
(2 x Encharge 10)
20.16
7.68
11.52
50
41
48
39
36
33
7
23.52
8.96
13.44
58
48
56
46
42
38
8
26.88
10.24
15.36
66
54
64
52
48
44
9
(3 x Encharge 10)
30.24
11.52
17.28
75
61
72
59
54
49
10
33.6
12.8
19.2
83
68
80
66
60
54
11
36.96
14.08
21.12
91
75
88
72
67
60
12
(4 x Encharge 10)
40.32
15.36
23.04
100
82
96
79
73
66
Warning: Undersizing power and energy capacity of the storage system may lead to a poor user experience. User
education and setting reasonable expectations of system performance is essential with systems involving backup
storage.
M-Series Microinverter PV System to Encharge Pairing
The following table identifies the maximum number of microinverters that can be connected to a given Encharge storage
system size.
Table 2: Maximum number of M-Series microinverters for Encharge storage system for backup operation
Encharge 3 units
Equivalent
Encharge 10 units
Encharge energy
capacity (kWh)
Encharge continuous
power (kWAC)
Max PV system
power (kWAC)
# of microinverters
M215
M250
1
3.26
1.28
1.92
8
8
2
6.52
2.56
3.84
17
16
3
(1x Encharge 10)
9.78
3.84
5.76
26
24
4
13.04
5.12
7.68
35
32
5
16.30
6.40
9.60
44
40
6
(2 x Encharge 10)
19.56
7.68
11.52
53
48
7
22.81
8.96
13.44
62
56
8
26.07
10.24
15.36
71
64
9
(3 x Encharge 10)
29.33
11.52
17.28
80
72
10
32.59
12.80
19.20
89
80
11
35.85
14.08
21.12
98
88
12
(4 x Encharge 10)
39.11
15.36
23.04
107
96
Warning: Under sizing power and energy capacity of the storage system may lead to a poor user experience. User
education and setting reasonable expectations of system performance are essential with systems involving backup
storage.