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micro, cdd - Power-One

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Reliability Tests: High Temperature Test<br />

In the High Temperature test, The Inverter will be considered meeting the STRIFE<br />

target, if it survives the testing with at least 10°C or +30% of rated operating<br />

ambient temperature (without derating) over the maximum specified<br />

temperature.<br />

<br />

The device was set on rated output voltage (240Vac),60Hz simulated grid.<br />

MPPT enabled : Vdc = 40V Idc = 7.9A<br />

<br />

<br />

All Temperature protection was disabled<br />

The device was tested at:<br />

1. 75°C (Maximum working temperature)<br />

2. 82.5°C(Tmax +10%)<br />

3. 90°C(Tmax+20%)<br />

4. 97.5°C(Tmax+30%)<br />

After the thermal stabilization the device must remain in each condition at least for 4<br />

hours.<br />

<br />

No Failures<br />

Reported!!!<br />

Top and bottom enclosure temperature, Microinverter internal temperature and<br />

environmental temperature were continuously monitored.

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