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byronpaul
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CCR2004-1G-12S+2XS and 48VDC module PW48V-12V85W

Thu Apr 20, 2023 2:35 am

Looking for confirmation that my thinking is correct for working in 48VDC Telco cabinet.
As both the power supplies in the CCR2004-1G-12S+2XS are the same is there any reason that we couldn't replace both PSUs with the 48VDC modules PW48V-12V85W?

https://mikrotik.com/product/ccr2004_1g_12s_2xs
https://mikrotik.com/product/pw48v_12v85w

Thanks in advance.
 
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mkx
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Re: CCR2004-1G-12S+2XS and 48VDC module PW48V-12V85W

Thu Apr 20, 2023 8:48 am

You could replace both PSUs ... After that you have to take care of grounding the device, with AC PSUs chassis is grounded via ground wire of power supply cable (like it's done one the image below, note the ground wire screwed to the chassis). I wouldn't bet that contact between device and rack (via rack ears) is enough.

Image

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