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1. INTRODUCTION
This tester has been designed and tested according to
EN 61010-1, EN 61326-1, EN 61557-1, EN 61557-5 and
other safety standards. Follow all warnings to ensure safe
operation.
The tester meets EN 61010-1 CAT IV 300V Electrical
test & measurement tools are assigned to 4 different
designations from CAT I-IV (category) rating. The higher
the category, the more risk there is that a high voltage
can overload a circuit and cause electrical and physical
damage. Usually, the higher the CAT rating, the safer the
rating.