Thermal Arc 250TS DC CC Operating Manual page 17

NOTE: Fuse size is based on not more than 200 percent of the rated input amperage of the welding
power source (Based on Article 630, National Electrical Code).
Input Voltage
208 VAC
230 VAC
460 VAC
Table 1. Electrical Input Connections
Figure 3. Electrical Input Connections
Fuse Size
75 Amps
70 Amps
20 Amps
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