The CCO Mobile Crane Operator Practical Examinations are available on three crane types: 1  Lattice Boom Crane (LBC and LBT): includes lattice boom crawler cranes and lattice boom truck cranes. 2  Telescopic Boom CraneâSwing Cab (TLL): cranes having an operator's station that rotates with the crane's upperworks.
If the power is out for less than 2 hours, then the food in your refrigerator and freezer will be safe to consume. While the power is out, keep the refrigerator and freezer doors closed as much as possible to keep food cold for longer. If the power is out for longer than 2 hours, follow the guidelines below: â¢ For the Freezer section: A freezer that is half full will hold food safely for up to 24 hours. A full freezer will hold food safely for 48 hours. Do not open the freezer door if you can avoid it.
And since the minimum required efficiency of a new freezer rises every few years (along with the ENERGY STAR standard, which is always a cut above the base), a freezer from 10 or 20 years ago will most likely use more electricity. For example, I bought an ENERGY STAR freezer (10 cubic feet) almost 20 years ago.nswers. Best Answer: A 10 cubic foot chest freezer with an ENERGY STAR certification must use less than 315 kilowatt hours per year. Some models use as little as 282 kilowatt hours per year, which works out to about 0.77 kilowatt hours per day.