Lusec to Celsius heat units (IT) per second conversion calculator above calculates how many Celsius heat units (IT) per second are in 'X' lusec (where 'X' is the number of lusec to convert to Celsius heat units (IT) per second). In order to convert a value from lusec to Celsius heat units (IT) per second (from lusec to CHU/s) just type the number of lusec to be converted to CHU/s and then click on the 'convert' button.