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The Megger PAT420 provides the same extensive memory and downloading capability as the Megger PAT410, but has the added features of 110 V operation, and also 10 A and 25 A earth bond testing. The large 5.7" colour LCD display allows for a clear, menu driven test process. The full QWERTY keypad on the PAT420 pat tester ensures asset data and descriptions can be easily added, and that test settings can be manually adjusted.
As well as its unique measurement functions the Megger PAT420 also includes all standard PAT testing procedures, including insulation testing at 250 & 500V, substitute, differential and touch current leakage tests, extension lead tests and more.
FEATURES
Vast on-board memory to keep you the job longer.
Continuous operation, no need to stop and wait for the tester to cool down.
Instant re-start as you move from room to room testing.
Soft keys to speed you through the testing process.
Full PAT testing including RCD testing.
Most productive tester in its class.
Large 5.7” 1/4 VGA backlit full colour screen for clear results.
Megger PAT400 Series Product Video
Megger PAT420 Specifications
Electrical Supply Range
PAT410, PAT420, PAT450
230 V +10 @ 50/60 Hz.
PAT420, PAT450
110 V + 10% + 110 V +10% @50Hz.
Bond Test (10A and 25A) Not PAT410
Open Circuit Voltage
9 V AC +10% + 0.1 V (supply: 230 V 50 Hz).
Earth Bond Resistance Accuracy
+5% + 3 digits (0 to 0.49 Ω)
+5% +5 (0.5 to 0.99 Ω).
Display Range
0 to 1.99 Ω.
Continuity Test (200mA)
Continuity Test Voltage
9 V AC + 10% + 0.1 V (supply: 230 V 50 Hz).
Continuity Resistance Accuracy
+5% + 3 digits (0 to 0.49 Ω)
+5% + 5 digits (0.5 to 0.99 Ω).
Continuity Resistance Resolution
10 mΩ (1 to 19.99 Ω).
Display Range
0 to 19.99 Ω.
Insulation Test (250V and 500V)
Insulation Resistance Accuracy (230 V)
+2% + 5 digits (0 to 19.9 MΩ)
+5% + 10 digits (20 to 99.99 MΩ).
Insulation Resistance Resolution
0.01 MΩ.
Display Range
0 to 99.99 MΩ.
Substitute Leakage Test
Test Voltage and Frequency
40 V AC +10% nominal mains frequency.
Leakage Current Accuracy
+5% + 5 digits.
Leakage Current Resolution
0.01 mA.
Display Range
0 to 19.99 mA.
Differential Leakage Current
Test Voltage
Nominal mains 110/230 V AC.
Test Frequency
Nominal mains 50/60 Hz.
Differential Leakage Current Accuracy
+5% + 0.05 mA (1.0 mA to 9.99 mA)
+5% + 0.1 mA (0.1 mA to 0.99 mA).
Resolution
0.01 mA.
Display/Measurement Range
0.10 mA to 19.99 mA.
Touch Current Test
Test Voltage and Frequency
Nominal mains supply.
Touch Current Accuracy
+5% + 5 digits.
Touch Current Resolution
0.01 mA.
Display
0 to 10 mA.
Operational Test
Test Voltage and Frequency
Nominal mains supply.
VA Rating
230 V 3700 VA
110 V 1800 VA.
VA Accuracy
+5% + 10 digits (0 to 99 VA)
+5% + 50 digits (100 VA to 999 VA)
+5% + 100 digits (1000 VA to 3700 VA).
Resolution
1 VA (0 to 3700 VA).
Display Range
0 to 3990 VA.
Extension Lead Test
Tests Performed
Bond, insulation and polarity.
Polarity Test Voltage
12 V.
Polarity checks
Lead ok
Live neutral S/C
Live neutral reversed
Live/neutral O/C.
Flash Test (PAT450 only)
Flash Test Voltage
1500 V AC nominal for class 1
3000 V AC nominal for class 2.
Flash Test Current
<3.5 mA short circuit @ 253 V primary supply voltage.
Flash Test Breakdown Current Accuracy
+5% +5 digits.
Flash Test Breakdown Current Resolution
0.01 mA.
Display Range
0 to 3.0 mA.
Portable RCD Test
Test Voltage and Frequency
Nominal mains supply.
Test Current Accuracy
-8% to -2% (1/2 x I)
+2 to +8% (1 x I, 5 x I).
Trip Time Accuracy
+1% + 5 digits.
Trip Time Resolution
0.1 ms.
Display Range
0 to 1999 ms (1/2 x I)
0 to 300 ms (1 x I)
0 to 40 ms (5 x I).
Fuse Test
Test Voltage
3.3 V.
Warning
Audible beep if fuse is OK.
Environmental
Operating Temperature
-10 to 50°C.
Storage Temperature
-20 to 60°C.
Humidity
90% RH @ -10 to 30°C
75% RH @ +30 to 50°C.
Maximum Altitude
2000m.
Ingress Protection
IP40.
General
Weight
4.4 kg.
Dimensions
180 (H) x 255 (W) x 320 mm (L).
Safety
IEC 61010-1: CAT II 300 V.
EMC
IEC 61326-1: 2006
IEC 61326-2-2: 2005.
Megger PAT420 warranty
One-year.
For more information on Megger PAT420 Dual Voltage PAT Tester with Download talk to Cuthbertson Laird Group
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