China 34.5kv 60Hz Epoxy Resin Outdoor Pole Mounted Combined CT PT Transformer

SPECIFICATION OF 34.5KV COMBINED CT PT TRANSFORMERModel: CCPT-34.5 Standard:IEC 61869-1&2&3&4Instrument transformers, CFE VE100-29
3. Working Condition
3.1 The highest voltage for equipment / frequency:38kV/60Hz
3.2 Working Temperature:-40ºC~40ºC
3.3 Three phase,Outdoor
3.4 Creepage distances: ≥28mm/Kv
3.5 Wind Speed:160KM/H
3.6 Sea Level: ≥2500m
4. Application
Applicable to the frequency of 60Hz, the highest voltage of 38kV, which is used for measurement and protection. Suitable for pole-mounted, outdoor
5. Main technical requirements
5.1 Wiring Connecting Diagram
5.2 Parameter sheet
5.2.1 Data of voltage transformerRated primary voltage (V)Rated primary voltage(V)AccuracyRated Burden(VA)Voltage factorVAth(VA)Rated insulation level(kV)201251150.2501.2Un/continue
1.9Un/8h50038/70/170 kV
Ext.BIL:200kV5.2.2 Data of current transformerRated
ratioRated load
(VA)AccuracyIcthIth(kA/1s)Idyn(kA)Rated insulation level(kV)10/5A,50/5A
200/5A150.2S200%80xIpr2.5xIth38/70/170 kV
Ext.BIL:200kV5.3 Withstand requirement: (installation site should be not more than 1000m under standard pressure )
5.3.1 Inductive withstand voltage: Pri.-Sec. &Ground 70kV/40s@180Hz,
5.3.2 Power frequency withstand voltage: Sec.-Sec. &Ground 3kV/1min, N earth terminal - Sec. &Ground: 3kV/1min
5.4 Insulation resistance test
Pri.-Sec. &Ground: ≥1000MΩ/DC2500V, Sec.-Sec. &Ground: ≥500MΩ/DC2500V
5.5 Partial discharge: meet standard IEC61869-1:2007
6.Dimension
Fig.1 Outline dimension