Can the Enviolo hub be used with TSDZ2?

GrampaPete

10 mW
Joined
Jun 10, 2022
Messages
29
I have struggled to find out how the Enviolo hub gets its power. Does it need power from the battery on a TSDZ2. Wondering if they are compatible.
 
For the electronically shifted version? On a Bosch drive setup, I'm pretty sure it's managed via the Bosch wiring harness.

But I don't think any Chinese motor systems support e-shifting at this time for either the Enviolo or Rohloff IGH hubs, so you'd have to come up with your own power source - 365 Cycles appears to have two harnesses that might make the job easier - here and here. There's an Enviolo spec saying 18-55 volts, here.

Or, convert to the dual (mechanical) cable shifter.

Apologies if I've misinterpreted your question.
 
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I have two Enviolo powered recumbent trikes. On both I tap the 48v battery into a voltage regulator that outputs 24 volts. That voltage is what feeds the electronic shifting devices attached to the Enviolo IGH.

Trike 1 - Nuvinci N380 with an electronic twist/grip shifter wired to the hub controller - Emotor is BBS02. Now this trike used to have a TSDZ2, and it worked fine with this same N380 IGH.

Trike 2 - Enviolo Cargo Hub with electronic Bluetooth control the Automatiq hub controller - Emotor is BBSHD .

There is no 'E shifting' in my system. The Enviolo systems themselves will attempt to keep the IGH turning at a cadence that you set via the hand controls. It works 'ok', but not magical.
 
What you describe is actually "e-shifting", in that the shifting is controlled electronically (by the IGH system) as needed, rather than manually via a hand control of some kind requiring user input to change gear ratios any time that is necessary.


As for the OP's question, I don't know directly; it depends on the Enviolo power supply requirements and the battery supply you have on your bike. Based on ncmired's info above, it should be able to connect to your battery directly to get power, since the TSDZ2 itself should be powered by a battery within an even narrower range. I do recommend a switch to disconnect the Enviolo from the battery when you are not riding so it doesn't drain the battery just sitting there.

On the NuVinci Developer's kit I have, it can be powered from anything that is within the correct voltage range and can supply the necessary current. If an ebike is powered from a battery of a higher or lower voltage than that, a DC-DC with the right output would be needed to power the e-shifter portion.
 
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