Search results
Results from the WOW.Com Content Network
True RMS provides a more correct value that is proportional to the square root of the average of the square of the curve, and not to the average of the absolute value. For any given waveform , the ratio of these two averages is constant and, as most measurements are made on what are (nominally) sine waves, the correction factor assumes this ...
In addition to the current limitation, thyristor power controllers offer additional functionalities for monitoring and / or protecting the elements: Heating elements are often operated in parallel. The partial breakage monitoring signals the breakage of a heating element. The heating element can be replaced at the next plant shutdown.
HVAC (Heating, Ventilation and Air Conditioning) equipment needs a control system to regulate the operation of a heating and/or air conditioning system. [1] Usually a sensing device is used to compare the actual state (e.g. temperature) with a target state. Then the control system draws a conclusion what action has to be taken (e.g. start the ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
A reconfigurable manufacturing system (RMS) is a system invented in 1998 that is designed for the outset of rapid change in its structure, as well as its hardware and software components, in order to quickly adjust its production capacity and functionality within a part family in response to sudden market changes or intrinsic system change.
IEC 60800 Heating cables with a rated voltage of 300/500 V for comfort heating and prevention of ice formation IEC 60801 EMI and RFI Immunity (withdrawn) IEC 60803 Recommended dimensions for hexagonal and square crimping-die cavities, indentors, ganges, outer conductor crimp sleeves and centre contact crimp barrels for R.F. cables and connectors
Energy regulator of an electric stove with a glass-ceramic hob. 1: Electric contacts (here closed); 2: Bimetal; 3: Heater for Bimetal. An infinite switch, simmerstat, energy regulator or infinite controller is a type of switch that allows variable power output of a heating element of an electric stove.
A reversing valve removed from an HVAC heat pump for replacement. A reversing valve is a type of valve and is a component in a heat pump, that changes the direction of refrigerant flow. By reversing the flow of refrigerant, the heat pump refrigeration cycle is changed from cooling to heating or vice versa. This allows a residence or facility to ...