Connectwell din rail spring clamp 2 5mm ground terminal connectwell tteccscg2 5t a screwless spring clamp ground terminal block the spring clamp is operated by using a screw driver to provide an access to wire through the opening in the spring clamp the wire is held against the current bar directly by a pre stressed spring clamp specially designed alloy feet help in achieving very low bonding resistance and vibration proof grounding cscg series terminals can be mounted on din 35 rail with