DL-20 Series current relays
DL-20 Series current relays
DL-20 Series current relays
DL-20 Series current relays
DL-20 Series current relays
DL-20 Series current relays

DL-20 Series current relays

Setting current :0.2A, 0.6A, 6A, 10A, 20A, 50A, 100A, 200A
Setting error :≤±3%
Return coefficient :≥0.85
Operation time :1.2 times ≤0.15s3 times ≤0.03s
Contact capacity :DC40WAC200VA
Contact form: move close, move break, move one, move break, two move close, two move break
Opening size :81.5×55.5mm
Installation method: JK-1, JK-1Q housing is adopted

Application Range

DL-20C series current relays (hereinafter referred to as relays) are used as starting elements in relay protection lines for overloads and short circuits of generators, transformers and transmission lines.

Main technical parameters

High rated current

Rated current

Long term permissible current

Current setting range

Current action

Power consumption at minimum setting value

Return to the coefficient

Coil in series

Coil in parallel

Coil in series

Coil in parallel

Coil in series

Coil in parallel

0 . 05 A

0 . 08 A

0 . 16 A

0 . 08 A

0 . 16 A

0 . 0125 - 0 . 05 A

0 . 0125 - 0 . 025 A

0 . 025 - 0 . 05 A

0 . 4 VA

0 . 8

0 . 2 A

0 . 3 A

0 . 6 A

0 . 3 A

0 . 6 A

0 . 05 - 0 . 2 A

0 . 05 - 0 . 1 A

0 . 1 - 0 . 2 A

0 . 5 VA

0 . 6 A

1 A

2 A

1 A

2 A

0 . 15 - 0 . 6 A

0 . 15 - 0 . 3 A

0 . 3 - 0 . 6 A

0 . 5 VA

2 A

3 A

6 A

4 A

8 A

0 . 5 - 2 A

0 . 5 - 1 A

1 - 2 A

0 . 5 VA

6 A

6 A

12 A

6 A

12 A

1 . 5 - 6 A

1 . 5 - 3 A

3 - 6 A

0 . 55 VA

10 A

10 A

20 A

10 A

20 A

2 . 5 - 10 A

2 . 5 - 5 A

5 - 10 A

0 . 85 VA

20 A

10 A

20 A

15 A

30 A

5 - 20 A

5 - 10 A

10 - 20 A

1 VA

50 A

15 A

30 A

20 A

40 A

12 . 5 - 50 A

12 . 5 - 25 A

25 - 50 A

2 . 8 VA

100 A

15 A

30 A

20 A

40 A

25 - 100 A

25 - 50 A

50 - 100 A

7 . 5 VA

200 A

15 A

30 A

20 A

40 A

50 - 200 A

50 - 100 A

100 - 200 A

32 VA

0 . 7

Operation time: no more than 0.15s/1.2 times setting value;

 

Internal wiring

dl 20xldljdq 2

 

Dimensions and opening dimensions

This relay adopts JK-1 housing with external dimensions. See figure 2 attached to this manual for the drawing of mounting holes.
dl 20xldljdq 03

 

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