Commissioning; Commissioning Checklist; Mechanical Installation; Cable Connections - YASKAWA PVI 36TL Installation And Operation Manual

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PVI 36TL Installation and Operation Manual (Rev H)

3.0: Commissioning

WARNING:
Please follow the guidelines below before on-grid operation to eliminate
possible dangers and to ensure safety.

3.1 Commissioning Checklist

3.1.1 Mechanical Installation

Make sure that the mounting bracket is secure and all the screws have been tightened
to the specified torque values.
(Please refer to 2.2 Mechanical Installation)

3.1.2 Cable Connections

(a) Make sure that all cables are connected to the right terminals.
(b) The appropriate cable management is important to avoid physical damage.
(c) The polarity of DC input cables should be correct and the DC Switch should be in
"OFF" position.
(Please refer to 2.3 Electrical Installation)

3.1.3 Electrical Check

(a) Make sure that the AC circuit breaker is appropriately sized.
(b) Test whether the AC voltage is within the normal operating range.
(c) Make sure the DC open circuit voltage of input strings is less than 1000V.

3.2 Commissioning Steps

Complete the checklist above before commissioning the inverter as follows:
a)
Turn on the AC circuit breaker.
b)
Turn on the DC circuit breaker.
(Skip this step if there is no circuit breaker.)
c)
Switch the DC Switch to the "ON" position. When the energy supplied by the PV
array is sufficient, the LCD of inverter will light up. The inverter will then start up
with the message "sys checking".
d)
Set up the grid standard:
INSTRUCTION:
Please check with your local electricity provider before selecting the grid
standard. If the inverter is operated with a wrong grid standard, the
electricity provider may cancel interconnection agreement.
Putting the inverter into operation before the overall system complies
with the national rules and safety regulation of the application is not
permitted.
DOCR-070588-H
Page 69 of 120

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