off-Circuit Tap Changer (Bar Form)

Model NO.: Bar Form Phase: Three Cooling Method: Oil-immersed Type Transformer Components: Tap Changer Body and Operating Mechanism Applied Transformer Frequency: 50, 60Hz, Applied Transformer Rated Current: From 200 to 1500A Working Condition: Under Non-Energized Condition Specification: IEC CE, ISO Application: Power Core: Core-type Transformer Winding Type: Two-winding Transformer Use for: Il-Immersed Power Transformer Applied Transformer Rated Voltage: 35kv and 110kv Installation: on Tanking Body and Operating on Tank Cover Trademark: VILLE Origin: Ningbo General
This type of tap changer is comprised by tap changer body and operating mechanism. It is suitable for oil-immersed power transformer with frequency of 50, 60Hz, rated voltage 35kV and 110kV, rated current from 200 to 1500A. The tap changer s installed on tanking body and operating on tank cover. They must be working under non-energized condition.

Lead's section and length of the bar switch


Rated Current (A)Lead's section mm2Lead's Length (mm)
200 70 700
400 150
630 185
800 240
1000 (Double Lead) 185
1250(Double Lead) 185
1500(Double Lead) 240

Notice: If the customer has some special requirements, please detailed in ordering.

Type of tap changer	Rated current (A)	Rated Voltage (kV)	Range of voltage regulation	No. of phases	Regulating positions	Install Dimension (mm)						Holes on tank cover (mm)
						L	L1	L2	H	H1	ΦD
WDT II 200-400/35-4×3	200\400	35	±5%	1	Middle part	656	396	72	73.5	24.5	Φ107	Φ80
WDT II 630-800/35-4×3	630\800								100	34	Φ127
WDT II 200-400/35-6×5	200\400		±2×2.5%			800	540	72	73.5	24.5	Φ107
WDT II 630-800/35-6×5	630\800								100	34	Φ127
WDT II 200-400/35-8×7	200\400		±3×2%			944	684	72	73.5	24.5	Φ107
WDT II 630-800/35-8×7	630\800								100	34	Φ127
WDT II 200-400/35-10×9	200\400		±4×1.25%			1088	828	72	73.5	24.5	Φ107
WDT II 630-800/35-10×9	630\800								100	34	Φ127
WDT II 200-400/110-4×3	200\400	110	±5%			728	468	96	73.5	24.5	Φ107
WDT II 630-800/110-4×3	630\800								100	34	Φ127
WDT II 200-400/110-6×5	200\400		±2×2.5%			920	660	96	73.5	24.5	Φ107
WDT II 630-800/110-6×5	630\800								100	34	Φ127
WDT II 200-400/110-8×7	200\400		±3×2%			1112	852	96	73.5	24.5	Φ107
WDT II 630-800/110-8×7	630\800								100	34	Φ127
WDT II 200-400/110-10×9	200\400		±4×1.25%			1304	1044	96	73.5	24.5	Φ107
WDT II 630-800/110-10×9	630\800								100	34	Φ127

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Product Categories : Transformer Spare Parts > Transformer Tap Changer