Email:i-trade1@lnjldq.comLiaoning Jinli Electric Power Electrical Appliance Co.,Ltd

Liaoning Jinli Electric Power Electrical Appliance Co.,Ltd

Off Load Bar Type Tap Changer

OFF CIRCUIT LINEAR TAP CHANGER

WST3-63/10-5X5

 

linear 1.jpg

 

 

Details of Products

 

 

Specification:

With the frequency of 50Hz, 60Hz, the rated voltage of 10KV, 35KV, the rated current od 63A, 125A, 250A, the voltage-regulating places are end section,  middle part and neutral part. It can be directly fixed on the box-cover of the transformer, under the condition of non-excitation taping, regulating and changing.

(1) The tap changer with current of 63A applies to the box-cover of the transformer 5 ~ 8mm;   

(2) The tap changer with current of 125A applies to the box-cover of the transformer 6 ~ 10mm;

(3) The tap changer with current of 250A applies to the box-cover of the transformer 8 ~ 12mm;

(4) If customer has a special requirements, please give an explanation when ordering;

 

 

Technical Data:

 

 

 

Item No. of the tap changerWST3-63/10-5X5
Rated current(A)63
Rated votage(kV)10
Rated power(HZ)50/60
Number of phase 3
Regulating position central
Quantity of tapping heads5
Quantity of working position5
life times5000
contact pressure between
 dynamic and static contactor
≤350μΩ
load bearing of short-circuit(KA)Thermal stabilization
(2S effectitive value)
18.75
dynamic stability
(peak value)
7.65
Dielectric level
(KV)
Rated voltage20
Power-frequency
 voltage
20
Impulse voltage55
Temp.-rise limit of contact(k)≤15

 

 

 

 

 

 

 

 

 


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