Ohsho magnet

• Resistance: 68.42 milli-ohm (at 20 degrees)
• Inductance: 37-41 milli-H (by simplified calculation)
• Number of turns: 192
• Diameter of coil: 1.42 m
• Length of coil: 1.8 m
• Operation voltage: 188 V
• Operation current: 2450 A
• Average field strength: 0.3 T
• Power consumption: 460 kW
• Cooling water: 220 l/min (30 degrees of water temperature increase)
• Photo of Ohsho magnet
• Drawings of Ohsho magnet (1, 2)

Power supply for Ohsho

• Maximum operating voltage: 210 V
• Maximum operating current: 3000 A
• Location: M room in AVF cyclotron facility

Power line from power supply to Ohsho

• Length: roughly 150 m
• Maximum current: 3000 A
• Voltage drop: roughly 10 V at 3000 A
• Magnetic field around the cable: roughly 1.6 Gauss at 30 cm