enphase M250 User Manual

M-Series Microinverter Installation and Operation
 2016 Enphase Energy. All rights reserved. 141-00024 Rev 02b
35
M250-60 Specifications
M250-60-230-S25
M250-60-230-S22
M250-60-230-S22-UK
Topic
Unit
Min
Typical
Max
DC Parameters
Recommended maximum input power
W
310
MPPT voltage range
V
27
39
Operating range
V
16
48
Maximum DC input voltage
V
48
Minimum / Maximum start voltage
V
22
48
Maximum DC input short circuit current
A
15
Maximum DC input current
A
10.0
AC Parameters
Peak AC output power
W
258
Maximum AC output Power (-40 to 65 C)
W
250
Output power factor
0.95
0.99
1
Nominal AC output voltage
230
Continuous AC output current, 230 Vac
A
1.09
Number of AC phases
1
Operational Data
Maximum microinverters per 20 amp AC branch circuit
230 Vac
400 Vac (three-phase)
400 Vac (three-phase, centre fed)
1
1
1
14
24
42
Total Harmonic Distortion
%
3.0
5
Internal operating temperature range
C
-40
85
External (ambient) operating temperature range
C
-40
65
Efficiency
EN50530 weighted efficiency (EU)
%
95.7
Static MPPT efficiency (weighted, EN 50530)
%
99.6
Dynamic MPPT efficiency (weighted, EN 50530) slow
irradiation changes
%
99.3
Dynamic MPPT efficiency (weighted, EN 50530) fast
irradiation changes
%
99.3
Dynamic MPPT efficiency (weighted, EN 50530) start up and
shut down
%
99.8
Night Tare Loss
W
0.055
Dimensions and Weight
Dimensions, not including mounting bracket (approximate)
17.9 cm x 17.2 cm x 2.8 cm
Weight
1.66 Kg

enphase M250 Specifications

General

Model	M250
Manufacturer	Enphase Energy
Efficiency	96.5%
Output Voltage	240 V
Operating Temperature Range	-40°C to +65°C
Maximum Output Current	1.04 A
CEC Efficiency	96.0%
Start-up Voltage	22 V
Output Frequency	60 Hz
Enclosure Rating	IP67
Weight	1.6 kg