Ground Tester
接地測試儀
Model : DET3TC
The Megger DET3TC
* Specification
Ingress protection:
IP54
C spike check:
Automatic
P spike check:
Automatic
Noise check:
Automatic
Noise rejection:
40 V peak to peak
2-wire test:
Yes
3-wire test:
Yes
No disconnect testing (ART):
Yes, with optional ICLAMP
Earth current range with ICLAMP:
0.5 mA to 19.9 A
Earth current accuracy:
5% ±3 digits
Resistance range:
0.01 to 2000 Ω
Resistance accuracy:
2% ±3 digits
Maximum probe resistance:
Rp limit: 100 kΩ (50 V output voltage)
Rc limit: 100 kΩ (50 V output voltage)
Limits reduced to 50 kΩ for 25 V output voltage
Limits reduced to 5 kΩ for 0.01 Ω resolution on 18 Ω range
Earth voltage range:
0 - 100 V a.c.
Earth voltage accuracy:
2% ±2 V
Display
LCD
Battery type:
8 off AA cells
Operating temperature range:
-15 to +55 ºC
Storage temperature range:
-40 to +70 ºC
Safety
IEC61010-1 CAT IV 100 V*
EN61557-1
EN61557-5
EMC
IEC61326-1
Dimensions:
203 x 148 x 78 mm (8 x 5.7 x 3.2 inches)
Weight:
1 kg
* The CAT IV 100 V rating is dependant on the use of a
leadset of least this rating, for example the optional two wire
leadset part number 1001-858.