Current transformer is a through-wall epoxy resin cast insulation product, which is suitable for power system with rated frequency 50Hz or 60Hz and rated voltage 10kV or below. It is used for electric energy measurement, current measurement and relay protection.
General:
This type of current transformer is a semi-enclosed, indoor type product. Suitable for AC 50Hz, 10KV and below lines, power supply flow, electrical power measurement and relay protection.
Technical Data
The performance of products is conformed to IEC61869-1:2007, IEC61869-2:2012 commission requirements
Rated insulation level: 12/42/75kV
Power factor of load: COSΦ=0.8
Rated frequency: 50Hz, 60Hz
Rated secondary current: 5A or 1A
Type | Rated primary current(A) | Accuracy classes combination | Rated secondary output(VA) | 1s Thermal current(A) | Rated dynamic current(KA) | |||
LA-10Q LAZB-10Q | 5/5 |
0.2S/10P10 0.2/10P10 0.5/10P10 1/10P10 10P15/10P15 |
10 |
10 |
10 |
15 | 0.5 | 0.8 |
10/5 | 0.9 | 1.6 | ||||||
15/5 | 1.4 | 2.4 | ||||||
20/5 | 1.8 | 3.2 | ||||||
30/5 | 2.7 | 4.8 | ||||||
40/5 | 3.8 | 6.4 | ||||||
50/5 | 4.5 | 8 | ||||||
75/5 | 6.8 | 12 | ||||||
100/5 | 9 | 16 | ||||||
150/5 | 13.5 | 24 | ||||||
200/5 | 18 | 32 | ||||||
300/5 | 22.5 | 40.5 | ||||||
400/5 | 30 | 54 |
Drawing
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Add: Zhejiang Province, China Wenzhou, Yueqing