MEGGER DCM305E アース漏れクランプメーター

Display: 6000 count

Measuring function: TRMS Leakage current and

load current

Ranges: 6,000 mA / 60,00 mA / 600,00 mA /

6,000 A / 60,00 A / 100,0 A

Basic accuracy: ± (1,0 %+3d)

AC Current:

Range Resolution Accuracy

6 mA 0.001 mA 0 ~ 10 A

±(1 % reading + 8 digits)

10 ~ 50 A

±(2 % reading + 10 digits)

50 ~ 100 A

±(10 % reading + 10 digits)

60 mA 0.01 mA

600 mA 0.1 mA

6 A 0.001 A

60 A 0.01 A

100 A 0.1 A

Frequency response (61 ~ 400 Hz):

0 ~ 10 A

±(2 % reading + 11 digits)

10 ~ 50 A

±(10 % reading + 11 digits)

50 ~ 100 A

±(35 % reading + 11 digits)

Position Error: ±1% of reading.

Additional Accuracy by Crest Factor (C.F.):

Add 1.0% for C.F. 1.4 ~ 2.0.

Add 2.5% for C.F. 2.0 ~ 2.5.

Add 4.0% for C.F. 2.5 ~ 3.0.

Max. Crest Factor: 1.6 for 6000 ~ 5000 digits

2.0 for 5000 ~ 3000 digits

3.0 for 3000 ~ 0 digits

Accuracy specified at operating temperature:

23° C ± 5° C <80% RH

Resolution: 0.001 mA

Operating frequency range:

50 - 400 Hz

Sampling rate: 5 times / second

Data, auto, peak hold: User Selectable

Low pass filter: 50 / 60 Hz

Low pass filter cut-off frequency:

Approximately 100 Hz with an

attenuation characteristic of

approximately -24 dB / octave

Compare pre-set limits: 0.25, 0.50, 3.50 mA

Jaw size: 40 mm (750 mm conductor size)

Maximum jaw opening: 43 mm

Overload: “OL”

Auto power off: 20 minutes of inactivity

Operating temperature: 0 °C - 50 °C

Storage temperature: -20 °C - 60 °C

Operating Altitude: ≤2000 m

Temperature coefficient: 0.2 x (Spec. Accuracy) / °C,

<18 °C, >28 °C

Power Supply: 2 x 1.5 V alkaline AAA / LR03

Battery life: 60 hours

Size: (WxHxD) 78 mm x 203 mm x 42 mm

Weight: 300 g

Safety: EN61010-1 CAT III 300 V

EMC: EN61326-1