32 To 415 Melbourne Handle is used with an electrical switch or circuit breaker and it can handle voltages between 32 and 415 volts. The handle may be used to manually operate or reset the switch or breaker, or it may feature automatic trip mechanism along with a few other safety features. The specific design and features of a 32 to 415 Melbourne handle may vary depending on the type and brand of the switch or breaker it is used with.