Recommendation
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Circuitry application:
Installed between the full-control current rectification and the power grid, ensure the THDI≤10%, also insulate the rectification circuit and the power gird. This kind of tran sformer allows 6K±1 times or 12K±1 times harmonic current.
Performance features:
|
System voltage |
3-AC400V/690V/1140V,50HZ |
|
Insulation grade |
H |
|
Available peak current coefficient |
2.15, unsaturated magnetic core |
|
Noise |
≤50 d B |
|
Electric strength |
AC3000V 50Hz 5s leakage current≤5mA |
|
Temperature rise |
≤100℃/120℃ |
|
Ambient temperature |
-25℃~55℃ |
|
Operatice norm |
GB 1094.11-2007 power transformer Part.11: Dry-type transformer |
Technical parameter
|
ZLB series of rectifier transformer, acquiescent connection: Dy11, the acquiescent connection of ZLYB phase-shift rectifier transformer is Dd-y |
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|
Model of rectifier transformer |
Efficiency ≥ |
Rated capacity（KVA） |
No-load current≤ |
Short-circuit impedance （±20%） |
|
ZLYB-10 |
95% |
10 |
5% |
3% |
|
ZLYB-15 |
95% |
15 |
5% |
3% |
|
ZLYB-20 |
96% |
20 |
5% |
3% |
|
ZLYB-30 |
96% |
30 |
5% |
3% |
|
ZLYB-40 |
97% |
40 |
4% |
3% |
|
ZLYB-50 |
97% |
50 |
4% |
3% |
|
ZLYB-60 |
98% |
60 |
4% |
3% |
|
ZLYB-80 |
98% |
80 |
4% |
3% |
|
ZLYB-100 |
98% |
100 |
4% |
4% |
|
ZLYB-125 |
98% |
125 |
4% |
4% |
|
ZLYB-150 |
98% |
150 |
4% |
4% |
|
ZLYB-200 |
98% |
200 |
4% |
4% |
|
ZLYB-250 |
98% |
250 |
3% |
4% |
|
ZLYB-300 |
98% |
300 |
3% |
4% |
|
ZLYB-400 |
98% |
400 |
3% |
4% |
|
ZLYB-500 |
98% |
500 |
3% |
4% |
|
ZLYB-630 |
98% |
630 |
2% |
4% |
