Appendix B: Technical Specifications
SolarEdge Installation Guide – MAN-01-00002-1.7
61
Power Optimizers
OP250-LV
OP300-MV
OP400-MV
OP400-EV
OP420-MV
Units
Input
Rated Input DC power*
250
300/400
400
420
W
Absolute Maximum Input Voltage
(Voc)
55
75
125
75
Vdc
MPPT Operating Range
5 - 55
5 - 75
15 - 125
5 - 75
Vdc
Maximum Input Current (Isc)
10
10
7
12
Adc
Reverse-Polarity Protection
Yes
Maximum Efficiency
99.5
%
Weighted Efficiency
98.8
%
Overvoltage Category
II
Output During Operation (power optimizer connected to operating inverter)
Maximum Output Current
15 (2NA series) / 12 (3NA series)
15
Adc
Maximum Output Current under
Short Circuit Conditions
15 (2NA series) / 12 (3NA series)
15
Adc
Operating Output Voltage
5 - 60
Vdc
Total Maximum String Voltage
(Controlled by Inverter)
500
Vdc
Output During Standby (power optimizer disconnected or inverter off)
Safety Output Voltage per Power
Optimizer
1
Vdc
PV System Design Using a SolarEdge Inverter
Minimum Number of Power
Optimizers per String (1 or More
Modules per power optimizer)
8
Maximum Number of Power
Optimizers per String (1 or More
Modules per power optimizer)
Module power dependent; maximum 25
Maximum Power per String
5250
W
Parallel Strings of Different Lengths
or Orientations
Yes
Standard Compliance
EMC
FCC Part15 Class B
Safety
UL1741
Material
UL-94 (5-VA), UV Resistant
RoHS
Yes
*
Rated STC power of the module. Module of up to +5% power tolerance allowed
