11kv/33kv, 17steps on Load Tap Changer (OLTC)

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

Product Description

 

3. Technical Specification

33KV/200A-17STEPS is designed and produced according to IEC-60214-1(2003), the main specifications is shown by Table 1.

 

Table 1 33/200-17 series OLTC Technical Specification
 

Model			33/200-17
Rated max. current			200
Phase number			3
Wiring method			End part voltage regulation
Max working position number			17
Rated grade voltage			600
Insulation Level (KA)	Insulation grade		33
	Max working voltage		36
	Industrial test voltage 1min	To earth	85
		Between phase	85
		Between max. and min.	36
		Between neighboring contact	36
	Shocking test (1.2/50us)		200
Shout circuit test	Thermal stability(3S)		4
	Dynamic stability		10
Mechanical life	(10000 times)		Not less than 50
Electrical life			Not less than 5
Tight test	Working pressure		3×10^4Pa
	Test pressure		6×10^4Pa     24h without leakage
Switch weight (without oil)	(kg)		130
Oil weight filled			According to switch height
Drying			105+ 5ºC
Controller fitted			YK-2