110kv 220kv 330kv Oil Immersed on-Load Tap Changer Type Transformer 10mva -100mva Customized

• Application: Power, Electronic, Lighting, Rectifier, Audio
• Phase: Three
• Core: Core-type Transformer
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: MK-TM3566
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, ISO9001, CCC
• Frequency Characteristics: High Frequency
• Shape of Core: Ring
• Brand: China
• Transport Package: Wooden Case
• Specification: Customized
• Trademark: Markevina or OEM
• Origin: China
• Production Capacity: 100, 000, 000/Year
• Package Size: 200.00cm * 300.00cm * 100.00cm
• Package Gross Weight: 2000.000kg

Product Description

16800kVA 220-6.6kV Oil-immersed On-load tap changer Type Transformer
 
 

16800kVA 220-6.6kV Oil-immersed On-load tap changer Type Transformer
No.	Name				Unit	Guaranteed Value
1	Product name					Oil Immersed Transformer
2	Country of origin					China
3	Standard					IEC60076
4	Type					Oil-immersed type transformer
5	Installation					Outdoor
6	Altitude				m	≤1000
7	Ambient temperature				ºC	-10~40
8	Transformer model					SFZ-16800/220-6.6
9	Rated	Capacity			kVA	12000/15000/16800
		Primary Voltage			kV	220
		Tapping range				±16x0.625% @ 220kV side
		Secondary Voltage			kV	6.6
11	Rated frequency				Hz	50
12	Number of phase					3
13	Number of winding					2
14	Transformer oil model					Mineral oil   #25  NO PCB(Petro china)#25 PCB
15	Cooling system					ONAN/ONAF1/ONAF2
16	Vector group					Dyn11
17	No-load current (%)					0.3%
18	No-load loss (kW)					14kw
19	On-load loss(kW,75ºC)					96kw(at 15000KVA)
20	Short circuit impedance				%	12.6
21	Temperature rise			Top oil	K	≤55
				Winding	K	≤65
22	Insulation level			Primary
				a) Power frequency withstand voltage	kV	400
				b)Lightning impulse (full wave)	kV	950
				Secondary
				a) Power frequency withstand voltage	kV	25
				b)Lightning impulse (full wave)	kV	55
23	Winding Material (HV / LV)					Copper / Copper
24	Core material					Grain oriented silicon steel
25	Location of HV Bushings					Top
26	Location of LV Bushings					Top
27	HV Bushing					Porcelain(Oil paper capacitive type) / Brown color
28	LV Bushing					Porcelain / Brown color
29	Tap changer		Specification			On-load Tap Changer
			Rated current		A	300 or 500A
			Country of origin			China
Tests
30	Measurement of insulation resistance between the core and tank.				Yes/No	Yes
31	Deformation of transformer winding resistance				Yes/No	Yes
32	Measurement of voltage ratio and check of vector group				Yes/No	Yes
33	Measurement of winding resistance				Yes/No	Yes
34	Measurement of insulation resistance of windings				Yes/No	Yes
35	Measurement of the capacitance and insulation power factor of windings				Yes/No	Yes
36	Measurement of load losses and impedance voltage				Yes/No	Yes
37	Measurement of no-load losses and current				Yes/No	Yes
38	Separate-source AC withstand voltage test				Yes/No	Yes
39	Partial discharge test				Yes/No	Yes
40	Induced AC voltage test				Yes/No	Yes
41	Transformer Oil Test				Yes/No	Yes
42	Sealing Test				Yes/No	Yes
Accessories
43	Oil temperature indicator				Yes/No	Yes
44	Winding temperature indicator				Yes/No	Yes
45	Pressure relief valve				Yes/No	Yes
46	Oil level indicator				Yes/No	Yes
47	Buchholz relay				Yes/No	Yes
48	Silica Gel Breather				Yes/No	Yes
49	Oil sample valve				Yes/No	Yes
50	Filling and draining oil valve				Yes/No	Yes
51	Earthling bolts				Yes/No	Yes
52	Lifting lugs				Yes/No	Yes

 

Product Description: