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SPECIFICATIONS
ENVIRONMENTAL CONDITION:

Operating ambient

Humidity

20°C

Nominal humidity

CONTINUITY TEST

Test voltage 

Compliance Voltage: +4V dc
–0 % /+10 % (open circuit)

Test current

Bi-direc200mA 
-0% + 50mA (into 2Ω load)

Continuity accuracy

Resistance: ± 5% ±  3 digits (0 to 
19.99 Ω)

Resistance resolution

10 mΩ

Display range

0.01 to 19.99Ω

Continuity test nulling

up to 9.99 Ω

Test time

User selectable from 2 sec to 20 
sec or selected during test to 
180sec

INSULATION TEST

Insulation test

250V dc –0 % /+25 % open 
circuit
500V dc –0 % /+25 % open 
circuit
≥ 500V  0% dc across 0.5 MΩ 
load

Short circuit/charge current

< 2mA dc

Insulation accuracy

±3% ±10 digits (0 to 19.99 MΩ)

Resolution

0.01 MΩ

Display range

0.10 MΩ to 99.99 MΩ

Test duration

User selectable from 2 sec to 20 
sec or selected during test to 
180sec

SUBSTITUTE LEAKAGE TEST

Leakage current

Accuracy ± 5% ± 3 digits

Test frequency

Nominal mains frequency 50Hz

Test voltage

< 50V ac

Resolution

0.01mA

Display range

0.10 to 19.99mA

Test duration

User selectable from 2 sec to 5 
seconds

Reading corrected to 230V ac.

DIFFERENTIAL LEAKAGE CURRENT

Test voltage

Nominal supply voltage 230 V ac

Test frequency

Nominal mains frequency 50  Hz

Test accuracy

±5% ±3d ±3uA/A

Resolution

0.01 mA

Display range

0.10 to 19.99 mA

Test duration

User selectable from 2 sec to 5 
seconds

TOUCH CURRENT TEST

Test voltage

Nominal mains 230 V ac

Test frequency 

Nominal mains 50 Hz

Test accuracy

± 5% ± 3 digits

Resolution

0.01 mA

Display range

0.10 to 3.99 mA

Test duration

User selectable from 2 sec to 5 
sec

SELV DEVICE TEST

Test voltage

0 to 300 V ac

Measurement accuracy

± 3% ± 3 digits

Resolution

0.1 V ac

Display range

0.1 to 300 V ac

EXTENSION LEAD TEST

Test includes Insulation and Bond tests.
Test voltage

5V

Polarity

Lead OK
Live/neutral shorted
Live/neutral reversed
Live/neutral open circuit

PORTABLE RCD TEST

Test voltage

Nominal mains 230 V

Test frequency

50Hz

Test current accuracy

+2% to +8% (1 x I, 5 x I)

Trip time accuracy

±1% ± 1ms

Trip time resolution

0.01ms

Display range

0 to 200ms (1 x I)
0 to 40ms (5 x I)

MAINS SUPPLY TEST

Frequency measurement 

range

50 Hz

Test voltage

40 to 300V ac

Accuracy

± 3% ± 3 digits

Resolution

0.1Vac

Display range

40 to 300V ac

CIRCUIT TEST

(Carried out automatically, not available to user)

Test voltage

5V

Test frequency

Nominal Mains 50 Hz

Test current

< 100mA short circuit

Safety

Instrument designed to IEC 61010-1: 2012

Test leads designed to IEC 61010-031: 2005

300 volts to Earth Category II 

Mains fuse protection to 250 volts rms ac

Summary of Contents for 1003-062

Page 1: ...PAT120 Series Portable Appliance Tester User Guide WWW MEGGER COM...

Page 2: ...ION symbols 8 Carry strap fitting and removal 9 Switching ON OFF 10 Class I test PAT120 using substitute leakage 40 V ac 11 Class II test PAT120 Using Substitute Leakage 40 V ac 12 Power cord test PAT...

Page 3: ...ured by Megger Instruments Limited Archcliffe Road Dover Kent CT17 9EN England Megger Instruments Limited reserves the right to change the specification of these instruments at any time without prior...

Page 4: ...the Appliance tester During testing ensure no hazard will exist as a result of normal running or under fault conditions During testing the unit under test appliance should not be touched other than u...

Page 5: ...tion Earth pin of the 230 V test socket will become hazardous if test lead P1 is in contact with hazardous voltages during continuity test Product Safety Category CATII 300 V MEASUREMENT CATEGORY II E...

Page 6: ...PASS FAIL Neck strap slot Test groups Power ON Hold for 0 5s Backlight Main test socket Symbols used on the connection panel PAT120 connector panel G Do NOT connect P1 and P3 sockets to hazardous liv...

Page 7: ...ive method 40 V ac leakage test for for touch current Battery powered test Cable polarity correct Power lead or Extension lead polarity test Live to Neutral cross polarity Test probe P1 to be connecte...

Page 8: ...pment to be tested to the instrument Connect the P1 test lead to socket P1 on the Pat100 and the probe to exposed metalwork Ensure the probe is NOT connected to a 230V source Connect the P1 test lead...

Page 9: ...www megger com 9 Carry strap fitting and removal Fitting the carry strap Removing carry strap...

Page 10: ...Switching ON i ii iii PAT120 iv 0 5 s Switching OFF i Manual OFF ii Auto OFF 2 s Unit switches after 3 minutes of inactivity not adjustable Backlight Aborting a test A test can be aborted at any time...

Page 11: ...be P1 is connected vi Remove probe P1 See note below vii viii Class I Pass NOTE If the contact symbol is displayed during the test the PAT has detected an open circuit load Ensure the appliance is swi...

Page 12: ...on test 500 V OR Insulation test 250 V 2 s iv Ensure probe P1 is connected v Repeat contact on all exposed conductive parts vi See note below vii Class II Pass NOTE If the contact symbol appears the a...

Page 13: ...www megger com 13 Power cord test PAT120 Testing a standard power cord i ii iii iv Insulation test 500 V OR Insulation test 250 V 2 s v vi...

Page 14: ...www megger com 14 Extension lead test PAT120 Testing an extension lead or multi way extension lead i ii iii Insulation test 500 V OR Insulation test 250 V 2 s iv v vi vii...

Page 15: ...idual test fail indicated by a small cross ii Overall FAIL indicated by a large cross Note Once an appliance has failed a test further testing of the test group sequence is prevented for safety reason...

Page 16: ...5xI N10 ms PAT120 UK 0 2 0 2 0 2 1 2 1 3 5 0 25 NA NA NA NA PAT120 DE PAT120 CH PAT120 EU 0 3 0 3 0 3 1 2 1 3 5 0 5 NA NA NA NA International model variations Continuity retest after fail PAT120 DE CH...

Page 17: ...e instrument They can be safely removed by ensuring all test leads have been disconnected from the instrument prior to removing the battery cover with a suitable screwdriver Spent PAT100 batteries are...

Page 18: ...ltage 4V dc 0 10 open circuit Test current Bi directional 200mA 0 50mA into 2 load Continuity accuracy resistance 5 3 digits 0 to 19 99 Resistance resolution 10 m Display range 0 01 to 19 99 Test time...

Page 19: ...2012 and IEC 61326 2 2 2005 FUSE user replaceable UK variants has mains plug fuse One F 100 mA 250 V 5 x 20 mm HBC fuse ENVIRONMENTAL Operating temperature range 0 C to 40 C Storage temperature range...

Page 20: ...01 E ausales megger com Megger 4271 Bronze Way Dallas TX 75237 1017 U S A Tel 1 800 723 2861 U S A only Tel 1 214 330 3203 International Fax 1 214 337 3038 Megger Valley Forge Corporate Centre 2621 Va...

Page 21: ...ontinuity insulation mains powered leakage testing and SELV measurements can be made using the Quick Test QT button Test group pass limits and test duration can be configured by the user Bond lead res...

Page 22: ...ld be tested to ensure the output voltage does not exceed maximum limits as defined in the international regulations for Extra Low voltage systems The PAT150 permits up to 50 V ac measurement with a P...

Page 23: ...Nominal mains frequency 50 Hz Test accuracy 5 3d 3uA A Resolution 0 01 mA Display range 0 10 to 19 99 mA Test duration User selectable from 2 sec to 5 seconds TOUCH CURRENT TEST Test voltage Nominal m...

Page 24: ...arth bond lead 1001 233 SELV mains voltage test lead Red x1 1005 077 Extension lead adaptor BS1363 1001 234 Mains plug test lead 6231 601 Carry case 1005 075 Included accessories for PAT150R AC Mains...

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