Ads
related to: jb hvac digital gauges for sale cheap south africa
Search results
Results From The WOW.Com Content Network
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 ...
Heating, ventilation, and air conditioning (HVAC) is the use of various technologies to control the temperature, humidity, and purity of the air in an enclosed space. Its goal is to provide thermal comfort and acceptable indoor air quality .
Joseph Benjamin Robinson, (3 August 1840 – 30 October 1929) was a South African gold and diamond mining magnate and Randlord. Mayor of Kimberley, Northern Cape in 1880, which he represented in the Cape parliament for four years, chairman of the Robinson South African Banking Corporation Co , Ltd and of numeral gold mines in the Transvaal Colony, he was convicted in 1921 of fraud and fined ...
Narrow 2 ft (610 mm) and 600 mm (1 ft 11 + 5 ⁄ 8 in) gauges locomotives were included in the SAR's 1912 numbering scheme and were allocated engine numbers with an "NG" prefix in order to distinguish them from Cape gauge locomotives which shared the same locomotive number, but a system of grouping narrow gauge locomotives into classes was only ...
This page was last edited on 14 January 2017, at 06:26 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.
Gauge block, (also known as a gage block, Johansson gauge, slip gauge, or Jo block) a precision ground and lapped length measuring standard. It is used as a reference for the setting of measuring equipment used in machine shops , such as micrometers , sine bars , calipers , and dial indicators (when used in an inspection role ).