On Friday, March 30, 2018 at 5:26:31 PM UTC+1, wrote:
On 30/03/2018 16:05, Andy Burns wrote:
newshound wrote:

Interesting to see that they have a new design of lever connector. I
have to say that I use far more lever connectors than push fit ones (but
I am not doing much with t+e).

I have tended to use the push-fit type for commoning earths in boxes
with multiple two- or three-way lever connectors, meaning I have more
earth wires than could fit into a five-way lever ...


Somehow I still don't trust these over traditional JBs, crimping or
soldering. Are there any concerns about long term reliability -
especially oxidation leading to a bit of resistance leading to a bit of
heat leading to ... ?

Know someone who used to do HVAC install, he much preferred cage clamps in lever and DIN format to screw terminals, reckoned he saw a lot less toasted connections , screw terminals prone to loosening with vibration in the conditions.