Z00AD (ZE551ML) Can't flash any custom rom

Hi all
i've a Zenfone 2 Z00AD (ZE551ML) with bootloader unlocked (white bootscreen) and TWRP 2.8.7.0 untethered installed
i've tryied to download some rom that i wish to try to my zenfone:

http://ift.tt/1QEEW96

http://ift.tt/1QEEU0Q

i've download the Z00A version.
I put it on the external sd (i've tryied also in the internal storage)
I start the twrp recovery ---> wipe
I select installa and i choose the rom downloaded
And always it appear the red type that says that it is impossible to flash the custom rom.

I'm atm with 2,20,40,168 stock

What i do wrong?

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