Ansi Std c37.60-1981 (Ieee Standard Requirements For

Read or Download Ansi Std c37.60-1981 (Ieee Standard Requirements For Overhead, Pad Mounted, Dry Vault, And Submersible Automatic Circuit Reclosers And Fault Interrupters For Ac PDF

Best technique books

Problems in Electrical Engineering

Excerpt from difficulties in electric EngineeringThis choice of difficulties has been ready for using scholars on the Massachusetts Institute of know-how, yet because the publication can be utilized in different technical colleges it sort of feels most sensible to kingdom what flooring the issues are meant to hide. on the Institute the ebook should be utilized by the 3rd yr scholars in electric Engineering, and by means of the 3rd and fourth yr scholars within the classes of Civil, Mechanical, Mining and Chem ical Engineering.

Additional resources for Ansi Std c37.60-1981 (Ieee Standard Requirements For Overhead, Pad Mounted, Dry Vault, And Submersible Automatic Circuit Reclosers And Fault Interrupters For Ac

Sample text

Fifteen positive and fifteen negative surges shall be applied to the source bushing with the recloser open. Fifteen positive and fifteen negative surges shall be applied to the load bushing with the recloser closed. The above tests shall also be applied to a properly rated transformer, connected as shown in Fig 5(b). Fifteen positive and fifteen negative surges shall be applied. 3 Condition of Control During and After Test. The control shall not close the recloser from an open position during the application of surges.

Fifteen positive and fifteen negative surges shall be applied. 3 Condition of Control During and After Test. The control shall not close the recloser from an open position during the application of surges. Tripping from a closed position is permissible on a reclosing switchgear device. Malfunction of the control t o cause lockout on one surge is not permissible. Following the tests, the recloser and control apparatus shall be capable of performing all normal functions without impairment. 2 Control, Secondary Wiring and Accessory Devices Check Tests.

3 Insulating Medium Quantity Indicators (Submersible Reclosers). When liquid or gas is used as the insulating medium, provision shall be made for personnel to determine readily the insulating liquid level or insulating gas pressure with the recloser energized. Indicator markings shall show the safe operating range of levels or pressures. Procedures or devices which require exposing the insulating medium t o the outside environment shall not be used. 4 Oil Sampling Provisions (Submersible Reclosers).

Download PDF sample

Rated 4.54 of 5 – based on 11 votes