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LZZW1-35Q hight accuracy industrial post type current transformer

post type current transformer

The 33KV medium voltage current instrument transformers LZZW1-35Q are fully enclosed and cast in epoxy resin. Transformer is equipped with one core and coil assembly rated for measurement and protection. The current transformers are designed for electric power systems of 50Hz/60Hz rated frequency and 36kV rated voltage. They are used for outdoor mounting. The performances of the products meet standards IEC60044-1, IEC61869-2 and ANSI/IEEE C57.13. The products are applied to metering electric energy, voltage controlling and relay protection.

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Technical data

Rated primary current (A) Ith/ls (KA R.M.S.) Idyn (KA peak) Accuracy
class combination		 Rated secondary output (VA) Surface creepage distance (MM) Wt
(KG)
1S/2S 0.2S 0.5S 0.2 0.5 5P10 5P15 5P20
10 2 5 0.2(S)/0.2(S)
0.2(S)/0.5(S)
0.5(S)/0.5(S)
0.2(S)/5P
0.5(S)/5P		 10
 10 15 30 50 30 20 1300 72
15 2.7 6.75
20,25 4 10
30 6.3 15.7
40 8.1 20.2
50 10.8 27
75 16.2 40.5
100 21.6 51.5
150 37.8 94.5
200,250
300,400 54 110
500,600 68.4 136
750,800 95.5 190
1000
1200-1500 140 200

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