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3.2.1 Three-phase power input aviation socket: this socket is connected to aviation

socket of voltage regulator 380V power output end.

3.2.2 Power indicator: Used to indicate whether the three-phase power supply is normal.

3.2.3 Input socket of voltage regulator: This socket is connected to output end of voltage

regulator 0 ~ 430V.

3.2.4 Output indicator light of the voltage regulator: It is used to indicate the output

voltage of the voltage regulator. When the output voltage of the voltage regulator is lower

than 60V, the light will not turn on.

3.2.5 Large current output terminals: This group of terminals outputs large three-phase

AC current, which is 0 ~ 300A/ phase, and the port voltage is 15V/ phase.

3.2.6 Three-phase voltage output terminals: This set of terminals outputs three-phase AC

voltage, which is 58V/ phase and the maximum output current is 3A/ phase.

3.2.7 Grounding terminal: The terminal shall be grounded with a special wire for safety.

3.2.8 Cut out button: Press this button to cut out the three-phase voltage and put out the

indicator light of the output button.

3.2.9 Output button: Press this button, three-phase voltage is output, and the button

indicator is on.

3.2.10 LCD: display current and voltage values.

3.2.11 Serial port can be connected to PC for program update.

3.2.12 LCD display adjustment: Used to adjust the backlight of the LCD screen.

Summary of Contents for HZ-139S

Page 1: ...HZ 139S Three Phase High Current Tester User Manual Huazheng Electric Manufacturing Baoding Co Ltd...

Page 2: ...l and operate and maintain the instrument according to the manual to prolong its service life Just a light press the test will be completed automatically is the operating characteristics of this instr...

Page 3: ...1 Contents I Overview 2 II Main performance indexes 2 III Panel and function description 2 IV Working principle 5 V Method of operation 6 VI Matters needing attention 7 VII Packing list 8...

Page 4: ...large current output is required for contact resistance II Main performance indexes 2 1 Input power supply THREE PHASE four wire AC380V 220V 20A 50Hz 2 2 Output current AC 0 300A 15V phase output cur...

Page 5: ...rminals This set of terminals outputs the 0 430V three phase voltage after voltage regulation Connect the terminals with a three core cable to the input socket of the voltage regulator of the hZ 139S...

Page 6: ...als This group of terminals outputs large three phase AC current which is 0 300A phase and the port voltage is 15V phase 3 2 6 Three phase voltage output terminals This set of terminals outputs three...

Page 7: ...d by TY voltage regulator KA K B K CControl T1A current lifter through the current transformer by Ia Ib Ic In4High three phase current output After transformer T2A the fixed voltage is output to Ua Ub...

Page 8: ...above first return the voltage regulator to zero and then plug in the 380V power supply if the field power socket is far from the use of power plate the cross section of the conductor should be no le...

Page 9: ...n the host and the output button indicates that the red light is on The voltage output at the fixed voltage is 58V At this point press the cut button to stop the voltage output VI Matters needing atte...

Page 10: ...regulator 1 3 Test facilities 3 4 Power input wire four core sheath 1 5 Voltage regulator input line with aviation head 1 6 Voltage regulator output line three core sheath 1 7 Voltage output line fou...

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