Besantek BST-LT05 Instruction Manual Download Page 10

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BESANTEK

(3) Voltage Measurement

The System Power Voltage will be displayed on

the screen whatever the scale range be selected

before testing.

::---s:

VL•PE

JJnv

L .. ILi

If the voltage is less than 150V then the "Lo"

Symbol will be displayed on the screen.

�

VL•PE

-8-

Summary of Contents for BST-LT05

Page 1: ...BESANTEK BST LTOS DIGITALLOOP PSC TESTER INSTRUCTION MANUAL 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 2: ...Index 1 Safety Precautions 2 Safety Notes 3 Specifications 4 Features 5 Instrument Layout 6 Measurement 7 Fuse Replacement 8 Cleaning and Storage Page 1 2 2 3 4 5 6 7 7 14 14 14 ...

Page 6: ... 3A 40ms 2000 Ω 0 1999 Ω 15mA 400ms Prospective Short circuit Current Range Measuring range Nominal test current at 0 Ω external loop Accuracy 20 KA 0 00 4 00 KA 23A 40ms Consider accuracy of loop impedance 2000 A 0 1999 A 2 3A 40ms 200 A 0 0 199 9 A 2 3A 40ms Voltage Display Measuring range Accuracy Remark 150 260 V 2 rdg 4dgt at 0 Ω external loop ...

Page 7: ... the loop impedance directly without bypassing the wires Wiring check function Over temperature protection Over voltage protection Built in voltmeter Built in earth tester Built in loop psc tester Safety standard EN 61010 1 CAT III 300V EN 61326 1 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 8: ...BESANTEK 5 Instrument Layout 1 2 3 4 1 LCD 5 L LINE terminal 2 TEST button 6 N NEUTRAL terminal 3 Function rotary switch 7 E EARTH terminal 4 Backlight button 6 ...

Page 9: ... of system power L for Phase Line N for Nature Line E for Earth Line 2 Wiring Check The system power lines are connected by right way then the P E P N LEDs must be ON and N E LED must be OFF If there are the wrong connection P N reverse connection or E does not be connected then the N E LED will be ON 7 ...

Page 10: ...ent The System Power Voltage will be displayed on the screen whatever the scale range be selected before testing s VL PE JJnv L ILi If the voltage is less than 150V then the Lo Symbol will be displayed on the screen VL PE I LO 8 ...

Page 11: ... the Voltage is more than 260V then HI Symbol will be displayed on the screen r VL PE H II 9 99 Washington Street Melrose MA 02176 Phone 781 665 1400 Toll Free 1 800 517 8431 Visit us at www TestEquipmentDepot com ...

Page 12: ... then press the test button to measure the loop impedance and it will be displayed on the screen about 5 seconds If press the Test button and turn to lock then the measurement result will be displayed on the screen until the test button is unlocked If the loop impedance is 1on then the 20 oon range must be selected and the test result display like the below screen 1nnn IU UU 10 ...

Page 13: ...on then the 200 on range must be selected and the test result display like the below screen s 1nnn uu u I If the loop impedance is 1 ooon then the 20000 range must be selected and the test result display like the below screen s 1nnn uuu 11 ...

Page 15: ... 2000A range must be selected to test and the test result display like the below screen p 1r1r1n IULILIA If the PSC test result 2000A then the 20 00KA range must be selected to test and the test result display like the below screen p inn LILlkA 13 ...