Digital Insulation Megohmmeter 500V Chauvin Arnoux CA6521

• Wide measurement range from 10 kohm to 25 Tohm
• Fixed or programmable test voltage from 40V to 10 kV
• 5mA max charging current
• Large backlit LCD screen with digital display, bargraph and R(t)+u(t), i(t) and i(u) graphs
• Automatic ratio calculation: DAR / PI / DD / DR (ppm/V)

 

• earth resistance: 0.5Oat 1,000 O (log scale) )
• 3 fault presence indicators to validate the measurement
• measurement frequency: 128Hz
• connection of rods to colour-coded terminals
• removable captive connection strip between S and H for 2-wire resistance measurements

• earth resistance: 0.00 to 2,000O (3 cal.)
• 3 fault presence indicators to validate the measurement
• measurement frequency: 128Hz
• connection of rods to colour-coded terminals
• a removable captive connection strip between H and S for measurement of 2-wire resistance
• large 2,000-count digital display with 18mm digits: excellent readability

• loop resistance and impedance: L-N, L-L, and L-PE from 0.20 to 4 kO
• short-circuit current displayed up to 40 kA by calculation (Uref/ZL-PE)
• clamp measurement of current and leakage current (option)
• Cat. III, 600V

 

• Complete three-phase analysis:
• - voltage, current,
• - power / energy,
• - harmonics (up to 50th order), flicker,
• - measurement of transients,
• - alarm trigger...
• Processing of data via PC software QualistarView or DataViewer Pro.
• Recording of 12 screens
• Compliant with IEC 61010-1, 600V Cat.IV

 

• extensive measurement ranges: 0.001? to 100 k?
• adjustment of the measurement frequency between 41 Hz and 512 Hz
• 10 times greater accuracy due to its 4-pole measurement method
• measuring soil resistivity
• calculate r automatically by the Wenner or Schlumberger methods
• Ergonomic, comprehensive and accurate

 

• insulation: up to 2G? at 250V, 500V and 1,000V DC
• voltage indication before insulation measurement: 0 to 600V AC/DC (blocking if U>25V)
• continuity: -20? to +20? (audible beep and compensation of leads)
• resistance: 0 to 400k?
• giant 4,000-count display + bargraph

• Direct, safe connection to installation mains
• Automatic installation voltage and frequency measurement
• Tests standard, selective, A and AC RCDs
• 5 fixed calibres 10/30/100/300/500mA + 1 calibre adjustable from 6 to 650mA
• Checks RCD trips / trip time measurement (pulse or ramp mode) and exact trip current (ramp mode)

 

• Ideal for earth measurements on pylons
• measurement range: 0.001 O to 99.99 kO
• resolution: 0.001 to 10 O
• no-load voltage: 16 or 32 VRMS
• measurement frequency: 41 Hz to 5,018 Hz
• measurement of resistance of earth stakes: 0.01 O to 100kO
• leakproofing: IP53

 

• insulation: up to 1,000MO (1 cal.) at 500V DC
• AC voltage: 0 to 600V
• continuity: -10? to +10? (I=200mA)
• automatic testing of absence of voltage by direct measurement
• single input on two colour-coded terminals