Kikusui TOS9303 User Manual

User’s Manual
Electrical Safety Analyzer
TOS93 Series
TOS9300
TOS9301
TOS9301PD
TOS9302
TOS9303
TOS9303LC
DANGER
This product generates high voltage!
Improper operation can lead to serious accidents.
To prevent accidents, be sure to read the section
“Safety Precautions for Testing” in this manual.
Keep this manual close to the product so that the operators
can read the manual at any time.
Contents 7
Component Names 12
Safety Precautions for Testing 19
Installation 25
Basic Operation 46
Withstanding Voltage and Insulation
Resistance Tests
53
Earth Continuity Test 90
Partial Discharge Test 108
Touch Current Test 134
Protective Conductor Current Test 159
Patient Leakage Current Test 178
Meter Mode 201
Auto Test 215
External Control 234
Memory Function 249
System Settings 258
Maintenance 279
Specifications 285
Appendix 315
Part No. IB035471
Apr 2021

Kikusui TOS9303 Specifications

General

Model	TOS9303
Category	Measuring Instruments
Withstanding Voltage Test Frequency	50 Hz/60 Hz
Display	LCD
Power Supply	100 V to 240 V AC, 50 Hz / 60 Hz
Measurement Items	Withstanding Voltage, Insulation Resistance, Ground Bond
Insulation Resistance Test Voltage	50 V to 1000 V DC
Ground Bond Test Current	AC 3 A - 30 A
Ground Bond Test Voltage	AC 6 V max
Ground Bond Resistance	0.000 Ω to 1.200 Ω
Interfaces	RS-232C, USB
Dimensions	mm (W) x mm (H) x mm (D)