Major tech MT930 Руководство по эксплуатации - Страница 6
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6. DETERMINE ROTARY FIELD DIRECTION
1. Connect the test probes to the end of the test leads.
2. Connect the test probes to the three mains phases.
3. The green ON indicator shows that the instrument is ready for testing.
4. Either the clockwise or counter-clockwise rotary indicator illuminates
showing the type of rotary field direction present.
5. The rotary indicator lights up even if the neutral conductor, N, is
connected instead of the Test lead input jacks.
7. SPECIFICATIONS
Function
Nominal Voltage
Frequency Range (fn)
Current Pickup
Nominal Test Current (In per phase) 1mA
Maximum Operating Voltage (Ume) 850V AC
Operating Temperature
Type of Protection
Dimensions (HxWxD)
Weight
Approvals
Safety
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Range
40V to 850V AC between Phases
15Hz to 400Hz
1mA
0°C to 40°C
IP40
135x75x31mm
135.6g
CE (EU directives)
For indoor use and in accordance
with the requirements for double
insulation to IEC61010-1/
EN61010-1 IEC61557-7/
EN61557-7 Over voltage Category
III 1000V and Category IV 600V,
Pollution Degree 2.
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