what is the function of anti-pumping in circuit breaker?
Answer Posted / sethar
The Anti pumping relay is provided with closing circuit of
Circuit Breaker, which prevents the repetitive closing
Command to the breaker. Actually closing coils are not designed for continuous operations, if you give constant commands this coil may
burnt. So to prevent this antipumping contactors are used.
Therefore anti-pumping coil used to by pass the repetitive closing command.It is used to save the closing coil.
| Is This Answer Correct ? | 2 Yes | 2 No |
Post New Answer View All Answers
1) why a dg set shows variation of power factor and load when synchronised with other dgs? 2)Why the load sharing is not become equal in all dgs?. 3)When a dg set will not run on auto start?
What is dielectric loss?
How to calculate wire length,size & current? ( related to control panel)
I need HT sphere gap calibration table. Can any body help me.
What is the Nyquist criterion regarding control systems?
Why lose 1 phase voltage in 33kv to 415v stepdown transformer
What happens if the series current double?
is it possible to start a motor in felid connected to a remote mcc
I need bhel electrical test pattern & paper
Does the direction of rotation of d.c. Shunt motor would get reversed if the armature current and field current both are reversed?
i am completed my degree(B.E EEE) 2014 anychance to get electrical licence plz help me
define digital electronic
what are the steps involved in generator load test?
a simple c++ program to calculate simple interst with its data members as private
Why there are some equipment(i.e:TV) that using 2-pin plug instead of three? What happen if there is current leakage? Are we going to get electric shock??