33kv/11kv 15mva Three Phase Two Winding Power Transformer

• Application: Power
• Phase: Three
• Core: Core-type Transformer
• Cooling Method: Oil-immersed Type Transformer
• Winding Type: Two-winding Transformer
• Certification: ISO9001
• Model NO.: SZ11
• Usage: Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: High Frequency
• Transport Package: Wooden
• Specification: 15KV/27KV/38KV, 50HZ/60HZ,
• Trademark: HEMG
• Origin: China
• Production Capacity: 10000

Product Description

 

 

TECHNICAL DATA SHEET

FOR 15MVA, 33/11kV

DISTRIBUTION POWER TRANSFORMER

 

ITEM	DESCRIPTION	UNIT	REQUIRED	GAURANTEED
1.	Manufacturer	HEMG
2.	Country of manufacture		CHINA
3.	Type of transformer		Three Phase Step Down Power Transformer	Three Phase Step Down Power Transformer
4.	Standard and tolerances		IEC 60076	IEC 60076
5.	Installation		Outdoor	Outdoor
6.	Insulation fluid		Mineral oil (type NYNAS 10 GBX)	Mineral oil (type NYNAS 10 GBX)
7.	Type of preservation		Conservator with air breather	Conservator with air breather
8.	Type of cooling		ONAN	ONAN
9.	Type of core (shell type/core type)		Core Type	Core Type
10.	Rated power (ONAN/ONAF)	MVA	15	15
11.	Rated voltages at no-load - HV side - LV side	kV kV	33 / 11	33 / 11
12.	Rated frequency	Hz	50	50
13.	Type of tap changer on HV side		On-load (ABB type UZ)	On-load (ABB type UZ)
14.	Type of regulation		CFR	CFR
15.	Number of taps		17 (+,-8 x 1.25%)	17 (+,-8 x 1.25%)
16.	Vector group		YD1	YD1
17.	Temperature rise: - Top oil - Windings - Hot spot	K K K	45 55 68	45 55 68
18.	Impedance voltage	%	10% at 15MVA, 33/11kV base	10% at 15MVA, 33/11kV base
19.	No load loss at rated voltage	KW	13	13
20.	Load loss at nominal tap	KW	76	76
21.	Auxiliary loss	KW	N/A	N/A
22.	Flux density at nominal tap	T	<1.72	<1.72
23.	No load current at nominal tap	%	0.22	0.22
24.	Lightning Impulse test voltage - Full wave (peak) (Acc. To IEC 60076-3) - HV winding - HV Neutral - LV winding	kVp kVp kVp	650 - 170	650 - 170
25.	Short-duration induced AC withstand voltage - HV - LV	kV	70, 22	70, 22
26.	Separate source AC withstand voltage test, (Acc. to IEC 60076-3) - HV winding - LV winding	kV	38 70	38 70
27.	Sound Pressure level (ONAN/ONAF)	dB	62	62
28	Overload/Fault current capability	kA	Accr. to IEC 354	Accr. to IEC 354
29.	Basic Insulation level	M	LI 650 AC 170 / 75 (Phase)	LI 650 AC 170 / 75 (Phase)
30.	Short Circuit Impedances: Lowest tap Highest tap	/phase /phase	After Placement of Order	After Placement of Order
31.	Physical Dimensions	W x L x H	4650*3700*4000MM
32.	Total Quantity of Oil required	kg	8650KG
33.	Filling Medium of Tank for shipment If oil, state the quantity required	Ltrs	Transformer will be shipped with oil
34.	Total capacity of conservator	Ltrs
35.	Total weight of Transformer	kg	32500KG