DH-2A Reclosing relayr
DH-2A Reclosing relayr

DH-2A Reclosing relayr

DC rated voltage: 110, 220
Intermediate component to keep current rating: 0.25, 0.5, 1,2,5
Reclosing preparation time: 15~25, 2
Time element delay range: 0.25~3.5
Intermediate element current winding power consumption: ≤1.35
Contact opening current: 5S duration of connecting current ≥8A after connecting contacts of intermediate components in series

Application Range

It is used for three-phase primary reclosing connection in transmission line and as a reclosing element.

Main technical parameters

DC rated voltage(V)

The intermediate element maintains the rated current(A)

Reclosing preparation time

Time element delay range(S)

Time element current winding power consumption(W)

Contact switching on current

Under( S)

70%Un(下)(min)

110,220

0.25,0.5,

1,2.5,4

15 - 25

2

0.25-3.5

≤1.35

The connecting current ≥ 8A after connecting the contact of the intermediate element lasts for 5 S

 

Internal wiring diagram

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Appearance and hole size

The relay adopts the convex type fixed wiring shell with external dimensions. See figure 11 attached to this manual for the drawing of installation opening.

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