De-energized manual cage tap changer

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0102030405

Vertical manual cage tap changer 66KV or less central voltage regulation

The series have vertical and horizontal types, usually is suitable for three-phase and single-phase oil-immersed power transformers with frequencies of 50 and 60Hz, the highest voltage of equipment and the rated current of 63-1200A. It can be directly fixed on the transformer tank cover or tank wall, and can be tapped and replaced in the transformer de-energized.

product details

Model Meaning

Advantages

1.With its wide range of applications, this product can be used in all de-energized transformers.

2. This product offers excellent protection against short-circuits.

Details

Connecting method	Central voltage regulation
Rated current	63A-1200A
Rated voltage	10kV、35kV、66kV

Vertical manual cage tap-changers are key components in power distribution systems, capable of fine-tuning voltage levels to meet varying demands and environmental conditions. Our tap-changers are manufactured to the highest industry standards, using durable materials and advanced engineering to deliver outstanding performance and longevity.

One of the key features of our tap changers is their vertical design, which maximizes efficiency and space utilization within the system. Manual operation allows operators to easily make real-time adjustments, ensuring optimal voltage regulation in any situation. This level of control and flexibility is critical to maintaining grid stability and preventing disruptions to critical operations.

Voltage Regulation Principle

Outline

Type	Rated voltage kV	Install measurement mm						Frequency withstand level（kV/1min）
Type	Rated voltage kV	H	L1	L2	L	ΦD	Md	To ground	Between phase	Between contacts
WSLⅡ125/10-4×3～6×5L	10	315	100	65	85	190	125A：Md=M8； 250A:Md=M10; 400A:Md=M16； 630A:Md=M18	42	42	18
WSLⅡ125/10-8×7～10×9L		315	100	65	105	250
WSLⅡ250/10-4×3～6×5L		326	105	70	75	200
WSLⅡ250/10-8×7～10×9L		326	105	70	105	260
WSLⅡ400/10-4×3～6×5L		450	135	95	100	260
WSLⅡ400/10-8×7～10×9L		450	135	95	110	280
WSLⅡ630/10-4×3～6×5L		465	135	105	100	276
WSLⅡ630/10-8×7～10×9L		465	135	105	110	296
WSLⅡ125/35-4×3～6×5L	35	576	173	130	85	190		95	95	30
WSLⅡ125/35-8×7～10×9L		576	173	130	105	250
WSLⅡ250/35-4×3～6×5L		576	173	130	75	200
WSLⅡ250/35-8×7～10×9L		576	173	130	105	260
WSLⅡ400/35-4×3～6×5L		676	175	138	100	260
WSLⅡ400/35-8×7～10×9L		676	175	138	110	280
WSLⅡ630/35-4×3～6×5L		686	180	138	100	276
WSLⅡ630/35-8×7～10×9L		686	180	138	120	320
WSLⅡ125/66-4×3～6×5 L	66	965	287	200	65	340		140	140	45
WSLⅡ250/66-4×3～6×5 L	66	965	287	200	65	340		140	140	45
WSLⅡ125/10-4×3～6×5L	10	315	100	65	85	190		42	42	18
WSLⅡ125/10-8×7～10×9L		315	100	65	105	250
WSLⅡ250/10-4×3～6×5L		326	105	70	75	200
WSLⅡ250/10-8×7～10×9L		326	105	70	105	260
WSLⅡ400/10-4×3～6×5L		450	135	95	100	260
WSLⅡ400/10-8×7～10×9L		450	135	95	110	280
WSLⅡ630/10-4×3～6×5L		465	135	105	100	276
WSLⅡ630/10-8×7～10×9L		465	135	105	110	296
WSLⅡ125/35-4×3～6×5L	35	576	173	130	85	190		95	95	30
WSLⅡ125/35-8×7～10×9L		576	173	130	105	250
WSLⅡ250/35-4×3～6×5L		576	173	130	75	200
WSLⅡ250/35-8×7～10×9L		576	173	130	105	260
WSLⅡ400/35-4×3～6×5L		676	175	138	100	260
WSLⅡ400/35-8×7～10×9L		676	175	138	110	280
WSLⅡ630/35-4×3～6×5L		686	180	138	100	276
WSLⅡ630/35-8×7～10×9L		686	180	138	120	320
WSLⅡ125/66-4×3～6×5 L	66	965	287	200	65	340		140	140	45
WSLⅡ250/66-4×3～6×5 L	66	965	287	200	65	340		140	140	45

The above design and parameters will be changed without notice when the product is improved, and the specific size is subject to the switch outline drawing provided by our company at the time of ordering.