DH-3 Reclosing relay
DH-3 Reclosing relay

DH-3 Reclosing relay

DC rated voltage: 110, 220
Rated holding current of intermediate components: 0.25, 0.5, 1, 2.5
Time element setting range: 1.2~5
Time to prepare for the next action: 15~25

Application Range

It is used as the main component to realize three-phase primary reclosing connection on transmission line.It is composed of time element DS-22, intermediate element ZJ, capacitor C, resistor R, signal lamp and so on.

Main technical parameters

DC rated voltage (V) 

Intermediate element

Rated holding current ( A)

Time element

setting range(S)

Prepare for the

next action(S)

110,220

0 . 25,0 . 5,1,2 . 5

1 . 2 - 5

15 - 25

 

Internal wiring diagramdh 3zhzjdq 2

 

Appearance and hole size

Relay adopts JK-3 housing with external dimensions. See FIG. 7 attached on page 290 of this manual for the drawing of mounting holes.dh 3zhzjdq 03

Message feedback

News Center

Naidian Group is an electronic timer manufacturer and digital timer supplier, providing high-power relays, electronic time relays, digital timer relays, DC to AC solid state relays, and digital display timer relay knowledge popularization.

Return to work in the disease

On February 26, the production of NPOWER Group resumed. The director and manager of our company personall...

How Accurate Is a Digital Display Time Relay?

A digital display time relay — ±0.1% accuracy, no drift. LED display, 0.01s–99h range. Reliable timing fo...

What Does a Digital Time Relay Do in Control Systems?

A digital time relay provides precise timing for control circuits — delay, interval, off-delay, or cyclic...

What Makes a Solid State Relay Last Longer?

A solid state relay lasts longer with no moving parts to wear. Lifespan depends on thermal management — p...

GET A QUOTE

Get in Touch
×