For information on troubleshooting, service, replacement parts, see: Load Bank user manual
Safety
Arc Flash safety
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Arc Flash safety … (add details). Arc Flash rating 15.8 cal/cm^2. Arc Flash PPE; Arc flash suit, Arc rated FR shirt and pants, arc rated gloves with leather protectors, face shield, hearing protection and safety glasses. Insulation blanket and shepherds hook.
Required Tools: Multimeter, 3/8 impact driver bit, keys for the load bank and zip ties.
Connecting and disconnecting cables between Sources and Loads must be done by a qualified DKIST Tech.
Setup to Load test the Generator
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Transfer switch needs to be inhibited from transferring by toggling switch.
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Insure feeder breaker from generator is in the off position.
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Open Automatic Transfer Switch front door. Select ‘Inhibit’ on the toggle switch mounted on the ATS cabinet door.
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Remove lower back cover from ATS to expose connections.
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Pull connections out of ATS and install insulation blanket and connect cables.
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Locate the Load Test cables. There are two sets of 4 cables. Each cable has a CamLok connector at each end.
Route cables from Automatic Transfer Switch to Load Bank
Connect 8 6 cables to the matching color at the ATS and .
Attach 7 cables at the Load Bank swapping one phase to ensure proper rotation of fan (fan should blow upwards).
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Setup to Load test the 300KVA UPS
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Press the ‘Load Dump Bypass’ button
After testing
Turn off Load Bank
Turn off Generator
Turn off Generator breaker
Disconnect test cables between Source and Load
Inspect Load Bank, close and cap off leads
Turn on generator breaker
Return generator to auto
Return ATS inhibit back to auto