Chauvin C.A 6549 Megohmmeter

Chauvin Arnoux authorised distributor and calibration house.

With its multiple functions, the C.A6549 will not only qualify the insulation measured, but also ensure genuine preventive maintenance.

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Chauvin Arnoux


New product

£ 2,995 tax excl.

£ 3,238 tax excl.

- 7.5%


Buy a Chauvin C.A 6549 Megohmmeter and get a Chauvin F203 AC/DC Clampmeter (RRP £216) and a Chauvin C.A 5231 TRMS digital multimeter (RRP £114) FREE whilst stocks last. Offer may be withdrawn at any time.

The Chauvin C.A 6549 megohmmeter is a top-of-line measuring instrument, portable, in a rugged construction-site housing with cover, with a graphic screen, operating from battery or line power.

The C.A 6549 has an internal memory for storing several thousand measurements. Storage is performed with two indices, OBJ (object) and TEST (test), which store the results in an ordered way.


Automatic detection and measurement of voltage, frequency, input current,
Quantitative and qualitative insulation measurement:
measurement at 500, 1000, 2500, 5000 V dc or other test voltage between 40 and 5100 V dc (“adjustable voltage”),
measurement in voltage step mode (the applied voltage increases in steps),
automatic calculation of DAR/PI and DD (dielectric discharge index) quality ratios,
automatic calculation of measurement result referred to a reference temperature.
Automatic capacitance measurement.
Automatic measurement of residual current.

Chauvin C.A 6549 Specifications:

  • Measurement Range: 10kΩ to 10TΩ.
  • 4 Fixed Test Voltages: 500 / 1,000 / 2,500 and 5,000V.
  • Adjustable Test Voltage Position: 40 to 5,100V in 10V or 100V Increments.
  • Capicitance: 0.001 to 49.99 F.
  • Leakage current: 0.000 nA to 3,000 A.
  • DAR, PI and DD quality ratios calculated automatically.
  • Programmable Test Length and R(t) Measurement Curve Displayed.
  • Step voltage mode: 5 steps.
  • Display: Graphic.
  • Storage: 128 kB.
  • Power: Rechargeable NiMH battery.
  • Battery life: 30 days with 10 DARs and 5 PIs / day.
  • Electrical safety: IEC 61010-1 (Cat. III 1,000 V or Cat. I 2,500 V) and 61557.
  • Overall dimensions of the instrument (L x W x H): 270 x 250 x 180 mm.
  • Weight: approximately 4.3 kg.
  • Chauvin CA6549 warranty: 12 months.

Includes: 2 safety leads 3 m long with HV plug and HV crocodile clip (red/blue), 1 guarded safety plug 3 m long with an HV plug with rear connection and an HV crocodile clip (black), 1 lead with rear connection (blue) 0.35 m long, 1 mains power cable 2 m long, 1 communication lead, 1 simplified operating manual, 1 CA6549 operating manual in 5 languages.

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Chauvin C.A 6549 Megohmmeter

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