Megger DLRO100E - Technical Specifications; Measurement Range and Accuracy; Operating Conditions and Safety

www.megger.comDLRO100E, 100X & 100H – 100A
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Technical Specification
Measurement range 0.1 μΩ - 1.999 Ω
Resolution 0.1 μΩ
Noise rejection Differential 100 mV @ 50-60 Hz on Test Leads
DC output Smooth DC
IP rating IP54 Lid open / IP65 Lid closed
Operating temperature range -20°C up to 50°C
Storage temperature range -30°C up to 70°C
Humidity <85% R.H. non-condensing
Battery life 200 single 100 A tests or up to 2x 10 minutes continuous 100 A output
Battery type User replaceable Li-ion battery pack
Battery charge time Full charge in 2.5 Hrs from flat
Maximum output voltage 2 V (battery), 3 V (AC)
EMC IEC61326-1
Safety IEC61010
CAT IV 600 VAC / 500 VDC up to 2000 m
CAT IV 300 V up to 4000 m
Dimensions 400 x 300 x 200 mm
Weight 7.0 kg (AC Only)
7.9 kg (with Battery)
Accuracy
Current setting
#
Resistance range Accuracy
50 - 110 A 0 - 100.00 mΩ Typical ± (0.2% + 0.2 μΩ)
Max. ± (0.2% + 0.8 μΩ)*
11 - 49 A 10 μΩ - 100.00 mΩ Typical ± (0.2% + 0.5 μΩ)
Max. ± (0.2% + 2.0 μΩ)*
10 A 10 μΩ - 1000.0 mΩ Typical ± (0.2% + 1.0 μΩ)
Max. ± (0.2% + 2.5 μΩ)*
#
Actual test current may be limited by maximum output voltage
* k = ±4σ
Operational uncertanity, 85% RH, -20°C to +50°C
Current setting
#
Resistance range +
50 - 110 A 0 - 100.00 mΩ ± (0.0% + 0.0 μΩ)
11 - 49 A 10 μΩ - 100.00 mΩ ± (0.0% + 1.0 μΩ)
10 A 10 μΩ - 1000.0 mΩ ± (0.1% + 2.0 μΩ)