Kyoritsu 3122B High Voltage Insulation Tester 5kV

The Kyoritsu 3122B is an analogue, high voltage insulation tester, capable of testing insulation resistance up to 5000V.

Kyoritsu 3122B Features:

• Extremely easy and simple operation
• Automatic ranges, indicated by individual LED’s
• Newly-designed alligator clip
• It comes with a tough hard case
• Safety Standard IEC 61010-1 CAT IV 300V / CAT III 600V

    Kyoritsu 3122B Datasheet

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The Kyoritsu 3122B High Voltage Insulation Tester is an analogue tester able to test insulation resistance up to 5000V.  It is simple to operate and features automatic range detection indicated by the different LEDs.

Rated to CATIV 300V and CATIII 600V, the instrument incorporates newly designed alligator clips. The Kyoritsu 3122B is supplied with a hard carry case, 3 metre line probe, 3 metre guard cable, 3 metre earth cord, hook type prod and batteries.

Kyoritsu 3122B Complete with Standard Accessories


Kyoritsu 3122B High Voltage Insulation Tester Specifications:

Insulation Resistance

Test voltage 5000V
Measuring ranges 5GΩ/200GΩ (Auto-ranging)
Accuracy 0.2 – 100GΩ: ±5%rdg
0 – 0.2GΩ, 100GΩ – ∞:
±10%rdg or 0.5% of scale length


Applicable standards IEC 61010-1, 61010-2-030 CAT Ⅳ 300V / CAT Ⅲ 600V
Pollution degree 2, IEC 61010-031, IEC 61326-1, 2-2
Power source DC12V : LR14/R14 × 8pcs
Dimensions 177 (L) × 226 (W) × 100 (D) mm
300 (L) × 315 (W) × 125 (D) mm (Hard case)
Weight 1.7kg approx.
Included Accessories 7165A (Line probe: 3m)
7264 (Earth cord: 3m)
7265 (Guard cord: 3m)
8019 (Hook type prod)
9183 (Carrying case[Hard])
LR14 (Alkaline battery size C) × 8
Instruction manual
Optional Accessories 7168A (Line probe with aligator clip: 3m)
7253 (Longer line probe with alligator clip: 15m)
8324 (Adaptor for recorder)