Wieland fasis power feed through din block wkf 16 35 pv wkfn 76a blue wieland 56 716 0353 6 p align left wieland s blue fasis power feed through din block wkf 16 35 pv wkfn 76a is a terminal block for mounting onto a ts 35 din rail via the maintenance free tension spring clamp the clamp is simple to operate via a standard screwdriver which can be held securely in the terminal for optimal handling while connecting wires p align left the block has a 76a current rating 800v rated voltage an