Tagged with dc ups

New Product for FTTP – the iPower-DC2

Power Inspired launch the iPower-DC2 – a DC UPS designed to provide long runtimes on telecommunications equipment. Not only will this keep equipment going in mission critical applications following a power outage – it allows FTTP (Fibre To The Premises) companies to have compliance with OFCOM guidance on providing telephony services for an hour following […]

iPower DC UPS – Does it have a transfer time?

DC UPS and Transfer Times Following on from Klara V’s article on UPS Transfer Times I thought I’d expand on this with regard to DC UPS Systems. A DC UPS system works very much in the way that an online UPS works up to a point. That is, it takes incoming AC and converts this […]

What is a negative 48Vdc system?

In telecommunication systems it is common to have a supply voltage of -48Vdc. What this means is that the positive terminal is grounded. But why 48V and why ground the positive end? Surely it would be more intuitive to ground the negative end? I’ll answer these questions in turn. Why 48Vdc? This is a trade […]

GPON ONT UPS Solution – The iPower

The iPower is an ideal solution to enable the continuity of telephony services in the event of a power outage for GPON ONT devices.

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