— OTDC Disconnect Switches – 400A 2000VDC UL98B Robust and reliable solution for Energy Storage Systems ABB is the first company to achieve UL98B certification for the 2000VDC OTDC switches. The 2000VDC offer is the 400A, OTDC400UFV21-WA and can be ordered today. This 2000VDC OTDC disconnect switch increases power output and reduces BoS cost by decreasing installation time, string size and wire costs. The 3- pole switch design has been optimized to break 2000VDC easily and reliably, across the complete lifespan of the installation.
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