40.5kV PT Handcart

40.5kV PT Handcart

The 40.5kV PT Handcart is suitable for the KYN61-40.5 cabinet and is used for voltage collection and metering, as well as bus voltage and insulation monitoring. It integrates a three-phase voltage transformer and a current-limiting fuse.

Voltage Transformer Handcart

 

Juhui Power Equipment Co., Ltd. manufactures PT handcarts and voltage transformer handcarts. Our factory is located in Yueqing, Zhejiang, covers 1,500 square meters, and has a dedicated research team. The 40.5kV PT Handcart has a rated voltage of 40.5kV and a rated frequency of 50Hz. The 1-minute power frequency withstand voltage between phase-to-ground and across the gap is 95kV, and the rated lightning impulse withstand voltage peak is 185kV. The common PT ratio is 35/√3:0.1/√3:0.1/3 and can be customized. High-voltage fuse rated current options are 0.5A and 1A. The matching cabinet is KYN61-40.5. The handcart uses manual screw-driven propulsion for movement into and out of the cabinet. A high-voltage five-prevention mechanical interlock helps prevent incorrect pushing and pulling operations. Its functions include voltage collection, metering, bus voltage monitoring, and insulation monitoring. The fuse provides short-circuit protection. The handcart chassis is fully interchangeable in size with the ZN85 circuit breaker and disconnecting handcarts, allowing direct replacement. It integrates a three-phase voltage transformer and a current-limiting fuse. When a short circuit occurs, the fuse blows to protect the PT. The reliable five-prevention mechanical interlock prevents the handcart from being pulled out while energized. Manual movement into and out of the cabinet is straightforward. During service, the entire unit can be pulled out, making PT and fuse tube replacement easier. The MOQ is 1 unit or 1 set.

 

Voltage Monitoring And Protection

 

The 40.5kV PT Handcart is suitable for the KYN61-40.5 cabinet and is used for voltage collection and metering, as well as bus voltage and insulation monitoring. It integrates a three-phase voltage transformer and a current-limiting fuse. When a short circuit occurs, the fuse blows to protect the PT. The high-voltage five-prevention interlock helps prevent incorrect pushing and pulling operations, and the handcart cannot be pulled out while energized. The handcart chassis is fully interchangeable in size with the ZN85 circuit breaker and disconnecting handcarts, allowing direct replacement. It uses manual screw-driven propulsion for movement into and out of the cabinet. During service, the entire unit can be pulled out for easier PT and fuse tube replacement. It is suitable for distribution sites requiring voltage monitoring and protection.

 

Fuse And PT Selection

 

The 40.5kV PT Handcart is equipped with a high-voltage fuse for PT protection. During selection, customers should confirm the PT ratio, fuse rated current, and cabinet model. We can provide selection advice based on the application requirements. Customers can provide drawings, and we can manufacture according to their designs. Third-party inspection is accepted, and 100% inspection is carried out before packing. The warranty period is one year.

 

Parameter

Data

Rated Voltage

40.5kV

Rated Frequency

50Hz

PT Ratio

35/√3:0.1/√3:0.1/3 (customizable)

High Voltage Fuse Rated Current

0.5A / 1A

Matching Cabinet

KYN61-40.5

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