Welding and Pacemakers | Model Engineer
Google search turns up a fair bit of information. Consensus seems to be:- A: It is recommended you avoid using welding currents above 160 amps. Follow the safety precautions below to minimize the risk of interfering with your heart device while welding with currents under 160 amps. Welding Safety Precautions Work in a dry area with dry gloves and shoes Maintain a 2-foot (60 centimeter) distance between the welding arc and heart device Keep the welding cables close together and as far away as possible from your heart device. Place the welding unit approximately 5 feet from the work area. Conn...
Source: model-engineer.co.uk