Frequency conversion earth ground impedance tester wiring diagram and operation method

    Frequency conversion earth ground impedance tester wiring diagram and operation method
    1, measurement principle diagram and test wiring diagram

    R0 loop resistance is about 5~200Ω
    Rx test resistance is about 0~200Ω
    Rf standard resistance
    Measuring current line D: length is 3 to 5 times the length of the diagonal of the ground network; wire diameter: ≥1mm2
    Measuring voltage line 1: Length 0.618D; Wire diameter: ≥1.0mm2
    Measuring voltage line 2: Connected to the measured network
    Measure the ground wire: Connect to the measured ground network.

    Frequency earth grounding network impedance tester technical parameters:
    1, impedance measurement range: 0Ω ~ 200Ω
    2, resolution: 0.001Ω
    3, measurement error: ± (reading × 2% +0.005Ω)
    4, anti-frequency 50Hz voltage interference capacity: 10V
    5, test current waveform: sine wave
    6, test current frequency: 45Hz/55Hz 49Hz/51Hz and other groups of automatic double conversion
    7, the maximum output current: 3A
    8, the maximum output voltage: 400V
    9, measuring line requirements: current line copper core cross-sectional area ≥ 2.0mm2
    Voltage line copper core cross-sectional area≥1.5mm2
    10, power supply: AC220V ± 10%, 50Hz
    11. Overall dimensions: 440×350×210
    12, the weight of the instrument: 10kg

    High Carbon Steel Wire Drawing Annealing Line

    High and middle and low carbon wire drawing machine line

    (I)Wire surface pretreatment line equipment

    1. Equipment comprising and technical requirement

    (1) Duck billed pay off stand

    (2) Mechanical descaler machine

    (3) Steel wire ball strong force cleaning up unit:

    (4) Electroanalysis pickling

    (5) Heating water channel unit:

    (6) Boron coating unit:

    (7) Drying unit:

    2. Main technical parameter

    â‘  Steel wire running speed: not less than 1.5m/s

    â‘¡ The washing water pressure which is supplied by user: more than 0.2 Mpa

    â‘¢ The uninterrupted compression air which is supplied by user: more than 0.6 Mpa.

    (II) LZ Straight Line Drawer Set (Group)

    1. Equipment comprising

    (1) LZ600 straight feeding drawing set (group)

    (2) 800 I spool taking-in set

    (3) Man-machine interface control contact screen

    (4) Whole set of electric console

    Specs

    (mm)

    No. Of

    Drafts

    Max.

    Inlet wire

    (mm)

    Min.

    Outlet wire

    (mm)

    Motor

    Power

    (KW)

    Max.

    Speed

    (m/s)

    Noise

    dB(A)

    Φ250

    9-12

    1.8

    0.35

    2.2-4

    12

    80-82

    Φ350

    6-12

    3.5

    0.6

    7.5-11

    20

    80-82

    Φ400

    6-12

    4.2

    0.75

    11-15

    20

    80-82

    Φ450

    6-12

    4.6

    0.85

    15-22

    18

    80-82

    Φ500

    6-12

    5.5

    1.0

    22-37

    18

    80-82

    Φ560

    6-12

    6.5

    1.3

    22-45

    18

    80-82

    Φ600

    5-10

    7.0

    1.8

    37-55

    16

    80-82

    Φ700

    4-9

    8.0

    2.4

    45-75

    12

    80-82

    Φ800

    4-9

    10

    2.8

    55-90

    10

    80-82

    Φ900

    4-9

    14

    3.5

    75-132

    8

    80-82

    High Carbon Steel Wire Drawing Annealing Line,Low Carbon Wire Drawing Machine,Wire Drawing Machine,High-Carbon Wire Drawing Machinery

    Jiangyin Wanyi Machinery CO.,Ltd , https://www.wydrawmachine.com

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