Delta DPH-300K, Руководство пользователя

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6 - 2 2 Modulon DPH Series
6.2.6 Frequency Conversion Mode Start-up Procedures
WARNING:
1. Frequency Conversion mode is only applicable to single UPS but not to parallel
UPSs.
2. When the UPS runs in Frequency Conversion mode, once the inverter
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1
Ensure that the Manual Bypass Breaker (Q3) is in the OFF position.
2
Switch ON every external battery cabinet’s breaker (Q5).
3
Switch ON the Input Breaker (Q1), Bypass Breaker (Q2) and Output Breaker (Q4).
4
After you switch on the Input Breaker (Q1) and Bypass Breaker (Q2), each auxiliary
power card’s LED indicator will illuminate green and the following status will occur
simultaneously.
(1) The system and each power module will start initialization. After each power
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power module will start establishing DC BUS voltage and each power module’s
LED indicator will illuminate green.
(2) Each parallel communication card’s LED indicator will illuminate red first and
then each card will start initialization. After initialization, the master parallel
communication card’s LED indicator will illuminate green and the backup
communication card’s LED indicator will illuminate yellow.
For the locations of the parallel communication cards, auxiliary power cards, power
modules and their LED indicators, please refer to
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.
5
The LCD initial screen (see
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) will appear within 40 seconds after the Input
Breaker (Q1) and Bypass Breaker (Q2) are turned on.
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