Use the chart below to determine which NDZ model and electrode will best fit your welding application. ① Object
② Nut/Bolt feed type ③ Initiation type
Spot welding Nut welding
④ Linear encoder function
Manual switch Manual feed
Manual switch
Automatic feed (With feeder)
Manual switch
External input (from robot, etc...)
Bolt welding
Manual feed
Not equipped
(A)
Not equipped
※ (B)
Equipped
(C)
Not equipped
(D)
Equipped
(C)
Equipped
(E)
Not equipped
(F)
Equipped
※ (G)
Not equipped
(H)
Equipped
(I)
Equipped
(J)
Manual switch
Automatic feed (With feeder)
Manual switch
External input (from robot, etc…) Result
Model
Result
Model
(A)
Spot
Spot electrode
Electrode
(F)
Spot
Manual bolt electrode
Electrode
※ (B)
Nut
Nut electrode
※ (G)
Linear nut
Manual bolt electrode
(C)
Linear nut
Nut electrode
(H)
Bolt
Bolt electrode
(D)
Nut
Nut electrode
(I)
Linear bolt
Bolt electrode
(E)
Robot nut
Robot nut electrode
(J)
Robot bolt
Bolt electrode
※ In case of nut or bolt welding without feeder, switch is not started without jumper.
■Weldability guide(Spot)※1
■Weldability guide(Nut) ※2
■Weldability guide(Bolt)※3 Note) ※1. This is for welding of mild steel. ※2. This is for square nut. ※3. This is for 3 projection bolt.