Megger RCDT300 Series, Руководство пользователя

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Safety
Meets the requirements of EN61010-1 Cat III 300 V phase to earth.
IEC61557
Complies with the following parts of EN61557, Electrical safety in low
voltage systems up to 1000 V a.c. and 1500 V d.c. - Equipment for
testing, measuring or monitoring of protective measures:
Part1 - General Requirements
Part4 - Residual current devices
Power supply
Batteries: 8 x 1,5 V cells IEC LR6 type (AA alkaline).
Rechargeable: 8 x 1.2 V NiCd or NiMH cells may be used.
Battery condition is constantly shown on the display as a four-section
bar graph.
Battery Life: 1000 consecutive tests
Weight
All units 980gms
Dimensions
All units 203 x 148 x 78 mm
E.M.C
In accordance with IEC61326 including amendment No.1
17
SPECIFICATION
RCD Test Ranges (to EN61557-6)
Test Current Accuracy:
No Trip Test: (
∆
I) –8% to –2%
Trip Test: (I, 5I) +2% to +8%
Trip Time: ±1% ±1ms
Voltage measurement (All Models)
Range ac: 0 V - 300 V 25Hz to 450Hz
Accuracy: ±2% ±2 digits
Frequency measurement
(RCDT320 only)
Range: 25Hz to 450Hz
Accuracy: 25.0Hz to 199.9Hz ±0.1Hz
200Hz to 450Hz ±1Hz
Fault (Touch) Voltage
Displayed range: 0 V to 50 V (displayed on the analogue bar graph)
Error: +5%/+15% ±0.5 V
Temperature and humidity
Operating Range: -5°C to +40°C
Operating Humidity: 93% R.H. at +40°C max.
Storage Range: -25°C to +70°C
Maximum altitude: 2000m
Environmental Protection: Weather proof to IP54
RCDT300_UG_en_V01 07/05/2004 12:07 pm Page 17