Doble TDR900 User Guide
72A-2612-01 Rev. A 09/06
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PREFACE
This User Guide describes how to use Doble Engineering’s T-Doble Software.
The purpose of this guide is to assist with application of the T-Doble software in testing current
breaking devices, such as Circuit Breakers.
Notes, Cautions and Warnings
Note, Caution and Warning icons denote information of special interest. Failure to observe a
caution or a warning could cause a dangerous condition.
Warning Symbol: The WARNING icon identifies information that denotes a potentially
hazardous condition; this condition may result in death or serious injury.
Ground Symbol: THE PROTECTIVE CONDUCTOR GROUND is the primary ground for
equipment protection.
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Note Symbol: The NOTE icon signifies a cautionary statement, operating tip or
maintenance suggestion. Instrument damage may occur if the note is not
followed.
High Voltage Warning: The HIGH-VOLTAGE icon indicates a situation involving
hazardous voltage levels with risks of shock or injury.
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