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SG(ZB)10 Series Of Coating Coil Dry Type Transformer


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Frequency control of motor speed in converter transformer is is part of high voltage inverter power supply, plays an isolation, phase shift and the effect of multiple, is one of the core components of high voltage frequency converter, according to the cooling mode can be divided into dry type, oil immersed type two kinds.

Product Description

Model meaning:

SG(ZB)10

Product standards

GB/T10228-2015 GB1094.11-2007
High pressure rating: 10 (10.5, 11, 6, 6.3, 6.6) kV
Low pressure rating: 0.4 kV
Tapping range: non-field excitation changer(5% plus or minus 5%, plus or minus 2 x2.)
On-load voltage regulation: (plus or minus 4 x2. 5%)
Link category: Dyn11 or Yyn0
Insulation level: LI75AC35 / AC5

Note: when the maximum ambient temperature is >40℃ and the ASL is >1000m, it shall be amended according to relevant regulations in national standards. The user shall propose when ordering.

Technical parameters

capacity(kVA)	Voltage Combinationand Tap range			Vector Group Symbol	No-load loss (W)	Load loss	No-load current (%)	Short circuit impedance (%)
capacity(kVA)	High pressure	High pressure tap range (%)	Low ressure (kV)	Vector Group Symbol	No-load loss (W)	Load loss	No-load current (%)	Short circuit impedance (%)
100	6 6.3 6.6 10 10.5 11	±2×2.5 ±5	0.4	Dyn11	400	1370	1.5	4
125				Yyn0	470	1620	1.3
160					540	1870	1.3
200					620	2220	1.1
250					720	2420	1.1
315					880	3050	1
400					980	3500	1
500					1160	4290	1
630					1300	5240	0.85	6
800					1520	6110	0.85
1000					1770	7140	0.85
1250					2090	8510	0.85
1600					2450	10290	0.85
2000					3050	12690	0.7
2500					3600	15080	0.7
1600					2450	11370	0.85	8
2000					3050	14020	0.7
2500					3600	16590	0.7