Zero-sequence current transformer
Features:
low cost,
The core is made of magnetic material with high magnetic permeability, no air gap, the secondary winding is evenly wound, and the magnetic leakage is small.
More than 10 kinds of shape structure size
A variety of specifications are available
application
Current and voltage monitoring, fire leakage system, low current grounding system
Electromagnetic relay protection device, microcomputer protection device
Structural parameter
ZM-LX series zero-sequence Current Transformer
Round transformer, high accuracy, for the zero-current measurement and protection
Model | D1 | D2 | D3 | L1 | L2 | L3 | H | W | remark |
ZM-LX25 | 25 | 45.5 | 2.9 | 50.6 | 41.2 | 44.2 | 45.5 | 18 | Different shape |
ZM-LX45 | 46 | 77 | 4 | 85 | 67.6 | 64.3 | 77 | 25.5 | As shown |
ZM-LX60 | 63 | 95 | 4 | 95 | 85 | 72.4 | 94.6 | 23 | Different shape |
ZM-LX75 | 75 | 116 | 6 | 130 | 94 | 116 | 127.5 | 22 | As shown |
ZM-LX80 | 80 | 120 | 6 | 130 | 94 | 105 | 125.5 | 25 | As shown |
ZM-LX100 | 100 | 140 | 6 | 150 | 110 | 125 | 146.5 | 25 |
The main technical parameters
Rated input current | 0~50A |
Rated output current | 0~50mA |
turns ratio | 1000:1 |
linear range | 0~50A |
linearity | ≤ 0.5%(20%dot~100%dot) |
Permissible error | -1% ≤ f ≤+1%(rated input) |
phase angle error | 3°(rated input) |
isolation voltage | 3000V |
application | Zero-sequence current detection and protection |
Encapsulation | Epoxy |
installation | Screw mounting |
Operating temperature | -40℃~+70℃ |
color | black |
Note: This series of products are mainly used for the detection of zero-sequence current, high-current products that we can produce different specifications according to customer requirements.