In 1 tonne / hour [short] there is 0.0002778 tonne / second [short].

gram / hour [g / hr] gram / millisecond gram / minute [g / min] gram / second [g / s] kilogram / millisecond kilogram / second [kg / s] pound / hour [lb / hour] [avoirdupois] pound / hour [lb / hour] [metric] pound / millisecond pound / millisecond pound / minute [lb / min] [avoirdupois] pound / minute [lb / min] [metric] pound / second [lb / s] [avoirdupois] pound / second [lb / s] [metric] ton / hour [t / hour] [metric] ton / minute [t / min] [metric] ton / second [t / s] [metric] tonne / hour [long] tonne / hour [short] tonne / minute [long] tonne / minute [short] tonne / second [long] tonne / second [short]

gram / hour [g / hr] gram / millisecond gram / minute [g / min] gram / second [g / s] kilogram / millisecond kilogram / second [kg / s] pound / hour [lb / hour] [avoirdupois] pound / hour [lb / hour] [metric] pound / millisecond pound / millisecond pound / minute [lb / min] [avoirdupois] pound / minute [lb / min] [metric] pound / second [lb / s] [avoirdupois] pound / second [lb / s] [metric] ton / hour [t / hour] [metric] ton / minute [t / min] [metric] ton / second [t / s] [metric] tonne / hour [long] tonne / hour [short] tonne / minute [long] tonne / minute [short] tonne / second [long] tonne / second [short]