Hi Keith, I think Exeltech MX series inverters can be acquired in a - 48 VDC configuration, if they are still available, great inverters! One is powering my office right now, since 1999.
Chris Worcester Solar Wind Works NABCEP Certified PV Installer Office 530-582-4503 Cell 530-448-9692 Fax 530-582-4603 www.solarwindworks.com [email protected] From: [email protected] [mailto:[email protected]] On Behalf Of Keith Cronin Sent: Thursday, January 30, 2014 8:16 PM To: RE-Wrenches Subject: [RE-wrenches] -48 Volts at the Phone Company Hi folks Any inverters in the marketplace that will happily take -48 volts off the phone companies standard battery banks they use to backup their phone network for us? Client wants to drive a 15kva load and replace and existing conventional UPS system that was rated for 40kva. Thanks Keith Cronin
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