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

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Additional info 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

Example text

The nameplate shall be securely attached to the top of the tank by means of stainless steel screws, rivets, or other corrosion resistant fasteners. All letters, schematics and numbers shall be permanently stamped, embossed or engraved on the nameplate. 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.

All letters, schematics and numbers shall be permanently stamped, embossed or engraved on the nameplate. 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.

3 Dielectric Withstand Test; One Minute Dry Low Frequency. 1-(2). 1-(2) is used. 4 Mechanical Operations Tests. The mechanical operations tests shall include the following: (1)Inspection of the external parts (2) Manual tripping by the tripping lever (3) Without trouble or malfunction, 25 consecutive operational tests to check performance of a mechanism, sequencing, and time devices. On shunt trip reclosers, 5 operations shall be at maximum control voltage 7. Production Tests All applicable production tests shall be made by the manufacturer on each recloser, or representative sample, at the factory after final assembly.

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