Analogue High Voltage Insulation Tester

KEW 3124A

Variable test voltage from 1kV to 10kV Permits a wide range of insulation testing up to 100GΩ at variable test voltage

from 1kV to 10kV.
 DC voltage output for recorders.
 Output voltage is shown on the digital display.
 After tests, automatically discharges the charges stored in the circuit under test.
 Operated by rechargeable Nickel-metal hydride batteries.

 KEW 3124A Specifications

 KEW 3124A Instrument Layout

Test voltage(variable) 1k - 10kV*1000V

Measuring ranges(Automatic change)

1.6GΩ/100GΩ
(Auto ranging)

100MΩ

0.05GΩ - 50GΩ

1 - 100MΩ

1Measurement accuracy±10% rdg

Other ranges accuracy±1% of scale length*2±1% of scale length

Open circuit voltage±2%±10%Output voltage and set
voltage indicate

DC 0-10kV ±2%rdg±2dgt

Power source

Ni-MH (1.2V) ×8 / External supply DC 15V

Dimensions

200(L) × 140(W) × 80(D) mm

Weight1.5kg approx.

Included Accessories

7082 (Lead for recorder)
7083 (Lead for battery charging)7084 (Earth and guard leads)
8075 (120V) or 8080A (230V) (Battery charger)
9176 (Carrying case [Hard])
Ni-MH rechargeable battery × 8
Instruction manual

Earth Terminal
Guard Terminal

Line Probe

Battery Charging
Indicator

Battery Alarm

High Scale Indicatorfor 100GΩ Range

High Scale for
100GΩ Range*1 Variable in 10V increments*2 With measurement voltage less than 2kV, 0 to 100GΩ is not guaranteed accuracy

Low scale Indicator for
1.6GΩ Range

Low Scale for
1.6GΩ Range
Meter Movement
Zero Adjust

Output Voltage andSet Voltage Indicator

Terminal for BatteryCharging

Output Terminal for
RecorderPress to Test Button

Output Voltage Set
KnobEasy-to read autoranging dual scales

Function Switch Included Accessories

HighLow

Easy-to-read autoranging dual scales for 1.6GΩ/100GΩ range thatare colour coded for high and low resistance ranges.
LED's illuminate in matching colour to indicate which range isoperative.

7082
Lead for recorder

7083
Lead for battery charging

7084
Earth and guard leads

Variable Voltage Setting

orPermits high voltage insulation
testing up to 100GΩ at 1kV 10kV.
100GΩ range features variable
voltage setting between 1kV
and 10kV using "Output Voltage
Set Knob".

8075Battery charger(120V)

8080A
Battery charger(230V)

9176

Carrying case [Hard] Selection GuideModelRange
Test voltage

KEW 3121B
1 range
2500V

KEW 3122B
1 range
5000V

Measuringranges

0.1 - 50GΩ

0.2 - 100GΩ

R14 ×81600g

R14 ×81600g

Power source
WeightKEW 3123A
2 ranges
5000/10000V
5000V: 0.2 - 100GΩ
10000V: 0.4 - 200GΩ
R6 ×81000g

KEW 3124A
variable + 1 range
1k-10kV/1000V
1k-10kV: 0.05 - 50GΩ1000V: 1 - 100MΩ
Ni-MH(1.2V) ×81500g

Please read the "Safety Warnings" in the instruction manual supplied with the instrument thoroughly and completelycorrect use. Failure to follow the safety rules can cause fire, trouble, electrical shock, etc. Therefore, make sure
Safety Warnings : forto operate the instrument on a correct power supply and voltage rating marked on each instrument.

For inquires or orders :2-5-20, Nakane, Meguro-ku, Tokyo, 152-0031 Japan
Phone:+81-3-3723-0131
Fax:+81-3-3723-0152
E-mail:info-eng@kew-ltd.co.jp

The contents of this leaflet are subject to change without notice.

KEW 3124A-1E Nov. 18 AD