Name:

Insulation Resistance Tester

Field:

Industry, Electric Power

Rated Voltage:

250V / 500V /1000V

Measure Range 1:

250V and 500V: 1-200mΩ

Measure Range 2:

1000V: 10-2000mΩ

Accuracy:

±10%Rdg, ±5%Rgt

75 / 100

GT5306A Insulation Resistance Tester Digital Ohm Meter High Tension Megger AC Voltage Insulation Tester

This instrument applies DC voltage converter with low loss, high variation ratio, and inductive energy storage, which can convert 9V voltage to 250V/1000V DC voltage; it applies digital electric bridge to measure insulation resistance; it has functional characteristics of portability, wide measuring range, backlight display, and data holding; it can measure electric supply as well. When using straps, the operator can operate the instrument with both hands. The instrument has a fashionable appearance and stable performance. It is suitable for measuring electrical machinery, cable, electromechanical equipment, telecom equipment, electric power facilities and other insulation resistance.

Weight	1 kg

Features

75 / 100

1.Insulation Resistance Measurement
2.Alternating Current (AC) Measurement
3.Direct Current (DC) Measurement
4.Small Resistance Measurement
5.Measured Data Holding
6.Low Battery Indication
7.Large LCD digital display
8.External Direct Current (DC) power supply DC9V 1.5A
9.Over-limit Alarm
10.Red Alarm Light, Buzzer Alarm
11.High Voltage Alarm

Specifications

75 / 100

(1)Accuracy:±(a%+least significant digit)

(2)Environment temperature to ensure accuracy: 23±5℃

(3)Relative humidity:＜75%

(4)Calibration guarantee period: 1 year since the manufacture date

(5)Voltage input impedance: 1MΩ

(6)AC voltage frequency response: 50~200Hz

Basic Function	Measuring Rage	Basic Accuracy
Output Voltage	250V/500V/1000V	±10%
Test Current	250V(R=250kΩ)1mA 500V(R=500kΩ)1mA 1000V(R=1MΩ)1mA	±10%
Insulation Resistance	250V:1MΩ~200MΩ 500V:1MΩ~200MΩ 1000V:10MΩ~2000MΩ	±(4%±2)
Short-circuit Current	＜1.8mA
Median Resistance	250V/500V:100MΩ 1000V:1000MΩ
Resistance, Continuity Test	0Ω~2KΩ,<50Ω buzzer will make a sound,Test Current:1mA	±(0.8%±6)
DC Voltage Measurement	0V~1000V	±(0.5%±6)
AC Voltage Measurement	0V~750V	±(1%±6)
Jack Position	Insulation Resistance E and L Voltage,Resistance： V/Ω and G