Atec Megger-MFT1700 Series - Manual (Page 3)

MFT1700
Multifunction Tester
SPECIFICATION
Insulation test
Output voltage
-0% +20% at rated load or less
Voltage display ±3% ±3 digits ±0.5% of rated voltage
Short circuit current 1.5 mA nominal test current
Test current on load 1 mA at min pass values of insulation
Measurement accuracy
1000 Volts
10 kΩ ~ 999 MΩ ±3% ±2 digits
500 Volts 10 kΩ ~ 500 MΩ ±3% ±2 digits
>500 MΩ ±10% ±4 digits
250 Volts 10 kΩ ~ 250 MΩ ±3% ±2 digits
>250 MΩ ±10% ±4 digits
100 Volts 10 kΩ ~ 100 MΩ ±3% ±2 digits
>100 MΩ ±10% ±4 digits
Continuity / resistance
0.01 Ω ~ 99.9 Ω
±2% ±2 digits
100 Ω ~ 99.9 kΩ ±5% ±2 digits
Open circuit voltage 5 V ±1 V
Test current (0 Ω ~ 2 Ω) 205 mA ± 5 mA 15 mA ±5 mA
(user selectable)
Loop test
Live to earth/neutral supply
48 V ~ 280 V (45 Hz ~ 65 Hz)
Live to live supply (not MFT1710) 48 V ~ 500 V** (45 Hz ~ 65 Hz)
L-N/L-L tests
±5% ±5 digits
L-E* tests
0.1 Ω ~ 39.9 Ω
±5% ±5 digits ± noise margin
40.0 Ω ~ 1000 Ω ±10% ±5 digits
Display range 0.01 Ω ~ 1000 Ω
Live to earth PFC range 20 kA
Live to live PSCC range 20 kA
RCD tests
Supply up to 100 mA
48 V ~ 480 V** (45 Hz ~ 65 Hz)
Supply up to 1 A 48 V ~ 280 V
RCD type Type AC, A, S
Type B (pure dc)
No trip test (1/2xI) –10% ~ –0%
Trip test (1xI, 2xI & 5xI) +0% ~ +10%
Ramp test
Touch voltage (0 ~ 253 V)
+5% +15% ±0.5 V
Trip time ±1% ±1 ms
Trip current ±5%
Step increments
VAR (variable RCD selection) 10 mA ~ 50 mA 1 mA steps.
50 mA ~ 500 mA 5 mA steps
500 mA ~ 1000 mA 10 mA steps
Supply measurement
Voltage
10 V ~ 600 V (15 ~ 400 Hz) True
RMS
±3% ± 1 V ±2 digits
Phase rotation indication L1–L2–L3 & L1–L3–L2
Frequency 15 Hz ~ 99 Hz ±0.5% ±1 digit
100 Hz ~ 400 Hz ±2.0% ±2 digit
Frequency resolution 0.1 Hz
**MFT1710 280 V
Power
MFT1710 & MFT1720:
IEC LR6 type AA alkaline
(6 cells - supplied)
MFT1730: 1.2 V NiMH (rechargeable pack
of 6 – supplied)
Mains charger for on-board
re-charging (4 hours typical)
12 V car charger (cigar lighter lead
- optional)
Earth test
Resolution 0.01
Ω
Current 0.45 mA or 4.5 mA
Noise rejection 20 V pk/pk (7 V rms).
Max probe resistances Rp & Rc
100
kΩ @ 50 V
5 kΩ @ 25 V
2 & 3 pole method (0.01 Ω ~ 1.999 kΩ)
±2.0%
±3 digits
Current (via optional clamp meter)
±5.0%
±3 digits.
Range 0.1 mA to 200 A ac
Resolution 0.1 mA
mV Sensor input
including temperature (third party module)
±1.0%
±2 digits
Range 0.0 mV to ±199.9 mV dc
Resolution 0.1 mV
Internal memory (MFT1730)
Capacity
1000 results
Bluetooth communication
Design standards
Safety
IEC 61010-1:2010
IEC 61010-30:2010
IEC 61010-031:2008
600 V Cat III / 300 V Cat IV (Max Phase to Phase 600 V)
IEC 61557:2007 parts 1 to 10
EMC
IEC61326 edition 2 location class B
Environmental
Temperature (operational)
-10 °C ~ +55 °C
Temperature (storage) -25 °C ~ +70 °C
Operating humidity 90% R.H. at +40 °C max
Max altitude 2000 m
Weight 1 kg (with batteries, excluding case)
Dimensions 150 mm H x 85 mm W x 235 mm D
Moisture/dust ingress protection IP54
Calibration Temperature:
+20 °C
Temperature effects
Temperature coefficient:
<0,1% per °C
* Reference conditions apply.
For test environments see service data.