Megger MIT330-EN 1000V Insulation and Continuity Tester

SKU
MIT330-EN
Manufacturer:
Megger
Megger

Key Features:

  • Insulation test voltages: 250V, 500V and 1000V
  • Insulation resistance up to 999MΩ and up to 200mA continuity testing
  • Internal memory stores over 1000 results to save on-site and downloaded later
  • View test results numerically and as a moving-arc bar graph
  • Default voltmeter function
  • Insulation limit and live circuit alarms
  • Adjustable threshold, rapid response continuity buzzer
  • Backlit display and illuminated range panel
  • Switched test probe supplied for efficient hands free testing
  • Intelligent Safety System
  • IP54 weatherproof
  • Conforms to IEC 61010-1 for use in CAT III 600V applications
Product Options:
$1,100.00

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Outfitted like the MIT320-EN, Megger’s MIT330-EN has the additional capacity to store over 1000 results to its internal memory for on-site data saving and later download.


No requirement for internal memory? View the MIT320-EN 1000V Insulation and Continuity Tester from Megger here. 

Insulation ranges
Nominal Test Voltage
MIT310, 320, 330: 1000 V, 500 V, 250 V (DC)
MIT300: 500 V, 250 V (DC)

Measuring Range
All instruments: 10 kΩ - 999 MΩ on all ranges
Short Circuit Current: 1.5 mA nominal
Test Current on Load: 1 mA at min. pass values of insulation (as specified in BS7671,
HD 384 and IEC 364)

Accuracy (at 20 °C)
MIT300, 310, 320, 330: ±3%, ±2 digits up to 10 MΩ, ±5% up to 100 MΩ, ±30% up to full scale

Continuity ranges
Measuring Range: 0.01 Ω - 99.9 Ω (0 -50 Ω on analogue scale)
Open Circuit Voltage: 5 V ±1 V
Short Circuit Current
MIT300, 310, 320, 330: 205 mA +10 mA -5 mA

Accuracy (at 20 °C)
MIT300, 310, 320, 330: ±3% ±2 digits
Measuring range: 0 - 2/20/200/2 kΩ
Open circuit voltage: 1.5 V +/-0.5 V
Zero Offset Adjust:
MIT300, 310, 320, 330 0 - 9 Ω

Continuity Buzzer
MIT300, 310: Operates at <5 Ω
MIT320, 330: Adjustable 1 Ω to 20 Ω
MIT300, 310, 320, 330: Response time <20 ms

Insulation and Continuity Testers

Resistance range MIT320/330
(can be used for diode testing)
Measuring Range: 10 Ω - 1 MΩ
Open Circuit Voltage: 5 V
Short Circuit Current: 1.5 mA
Accuracy (at 20° C): ±5% ±2 digits up to 100 kΩ

Voltage range
Measuring Range: 0 - 600 V AC (50/60 Hz) or DC

Accuracy (at 20 °C)
MIT310, 320, 330: DC or AC (50/60 Hz): ±1%, ±2 digits
Temperature coefficient: <0.1% per °C on all ranges.

Default voltmeter all modes except off
MIT310, 320, 330: >25 V AC or DC is applied display will operate as a voltmeter.
MIT300: Beeps and flash ‘V’ on the display
Test inhibit: If more than 50 volts is detected, testing will be inhibited.

AutoPower Down (MIT310, 320, 330)
Auto power down operates after 10 minutes if left in standby mode.

Temperature and humidity
Operating Range: -10 °C to +60 °C
Operating Humidity: 93% R.H. at +40 °C max.
Storage Range: -25 °C to +70 °C

Test Result Storage (1000 results)
Job Number: 255 locations
Distribution Board no.: 99 locations
Circuits: 99 locations
Phases: P1, P2, P3

Communications USB interface
Environmental Protection: IP54

Fuses
Terminals: 500 mA (F) 600 V, 32 x 6 mm Ceramic HBC 10 kA minimum.
Display shows if fuse is ruptured.

Safety
Meets the requirements of IEC61010-1 Cat III 600 V phase to earth.

Automatic discharge
After an insulation test the item under test will be discharged automatically. Any voltage present will be indicated on the display so that the discharge can be monitored.

Power supply
Battery:
8 x 1.5 V cells IEC LR6 type (AA alkaline).
Rechargeable NiCd or NiMH cells may be used.
Battery condition is constantly shown on the display as a four-section bargraph.

Battery Life
5000 consecutive tests (5 seconds per test) on any test using 2Ah batteries.

Weight
All units: 980 gms

Dimensions
All units: 203 x 148 x 78 mm (8 x 5.7 x 3.2 inches)
E.M.C.: In accordance with IEC61326-1

Data Sheet

Megger MIT330-EN Data Sheet

Manuals

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