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Prize-winning Questions and Answers | Sany: How to Guarantee the Safety of Crane Power Operation?

December 26, 2023

Plug-in crane operation requires external site power supply,Many hanging friends will be confused.,In case of leakage、Short circuit,How can this security be guaranteed?? Don't worry ,These Sany cranes have long been thought of.。



Hoisting person's exclusive test questions


【Precautions】Top 5 with correct answers and praise,Will be obtainedSany Crane Customized Gift Pack(Includes 2024 desk calendar+Thermos cup+Cap)。

【Answer time】 From now on--29 December 16:00

 

1.In order to cut off the power supply quickly in case of leakage,The Sany plug-in crane is equipped with      

A. Insulating tools

B. Triple protection circuit breaker

C. Overvoltage protector

D. Leakage protector

 

2.SANY Plug-in Crane has      ,Connect with the bottom line of the power distribution cabinet,Reduce body voltage in case of insulation failure,Prevent electric shock。

A. Current grounding protection

B. Circuit Breaker Ground Protection

C. Grounding protection of Generator

D. Whole Vehicle grounding protection

 

3.Integration of Leakage Circuit Breaker and Motor Controller for SANY Plug-in Crane,Achieve      Degree of protection。

A. IP65

B. IP66

C. IP67

D. IP68

 

4.SANY plug-in crane has electrical safety certification for power-on operation,The electrical performance has met the national standard.。This statement      

A. Correct

B. Mistake

 

5.At present,Sany crane towing power、Pure electricity、Hybrid and other technical routes go hand in hand,Covers 12-130 tons of products,It has the most comprehensive low-carbon solutions in the industry.。This statement      

A. Correct

B. Mistake


 

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