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Installation and Configuration
2 153553
For use by qualified technicians only
Installation
Equipment Required
• Inverter Enclosure Key (7mm triangle key)
• Small flathead screwdriver
• Wire cutter or scissors to trim cable ties
• Ratchet with 10mm socket or 10mm nutdriver
De-Energize/Isolation Procedure (Shutdown)
Use the following procedure to isolate and de-energize the Inverter
for maintenance:
1. Turn the main
ON/OFF switch (S3) to the OFF position.
2. Open the utility connection circuit breaker.
3. Open the AC disconnect.
4. Open the DC disconnect switch.
5. Install lockout devices on the utility connection circuit breaker, AC
and DC disconnect switch.
WARNING: Shock hazard
Safety requirements mandate that this equipment not be serviced while
energized. Power sources for the inverter must be locked-out and tagged
(see “De-Energize/Isolation Procedure (Shutdown)”) prior to servicing. A
padlock and tag should be installed on each energy source prior to
servicing.
WARNING: Shock hazard
The terminals of the PV input may be energized if the arrays are
energized. In addition, allow 5 minutes for all capacitors within the
enclosure to discharge after disconnecting the Grid Tie Inverter from AC
and DC sources.
Ethernet.book Page 2 Thursday, May 29, 2008 4:20 PM