DGLZ1-100¡«4000 Series Load Isolation Switch |
Service environment |
¡ôDGL load-isolation switch can operate under the following conditions;
¡ôAltitude not more than 2000m;
¡ôThe range of ambient temperature is from 5¡æ to 40¡æ;
¡ôRelative humidity not more than 95%;
¡ôThe environment without any explosive medium;
¡ôThe environment without any rain or snow attacking.
¡ôNote: If the product is expected to be used in the environment where temperature is over +40¡æ or below -5¡æ¡«-45¡æ, users shall tell it to the manufacturer. |
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Type Designation |
AC 50Hz, rated voltage 660V, DC rated voltage 440V, rated current 1600A. It is used for making and breaking circuit infrequently. |
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Table |
One NO and one NC |
11 |
NO+NC |
Two NO and Two NC |
22 |
2NO+2NC |
Example for lectotype: Rated current 630A, include neutral pole transferring loadisolation switch, DGL Z-630A/4J for operating outside of cabinet
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¡ôDGLZ1-125~4000A. The load isolation switch is suitable for the changeover of two sets of low voltage electric circuit or the changeover of 2 sets of on-load devices or safety insulation.
¡ôMode of operation:
Direct operation: handle is installed on the switch.
Operation outside the board: handle is installed outside the door of power distributing board.
¡ôProducts with observation windows can be provided according to the demand to observe directly the on and off state of contact.
¡ôThe products have three poles, four poles, and (three poles+on and off neural pole).
¡ôExtended shaft is used for the operation outside the board.
¡ôTwo sets of auxiliary contacts can be assembled according to the demand.
¡ôMechanical property and electric property correspond to the mechanical property and electric property of DGL-125~4000A.
¡ôA bridge can provided to connect the inlet or outlet terminal of the switch.
¡ôNote: The bridge connection is chosen, an explanation is needed to indicate the inlet or outlet is connected with it. |
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Outline and Installation Size |
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DGLZ1-125¡«1600A Direct operation Installation bottom board for operation outside the board Installation size of handle seat outside board
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DGLZ1k-125¡«1600A/JK Operation outside
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Type Specification |
Dimension of Bottom Board |
DGLZ1-125¡«1600A |
I |
M |
Z |
W |
Q |
125A |
55 |
6.5 |
95 |
216 |
244 |
160A |
55 |
6.5 |
95 |
216 |
244 |
200A |
55 |
6.5 |
116 |
216 |
244 |
250A |
55 |
6.5 |
116 |
216 |
244 |
315A-400A |
60 |
8.5 |
180 |
280 |
311 |
500A-630A |
60 |
8.5 |
180 |
280 |
311 |
1000A-1600A |
60 |
8.5 |
180 |
280 |
311 |
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Connecting terminal |

1000A 1250¡«1600A 2000¡«2500A 3150¡«4000A
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Type Specification |
External Dimension and Installation Dimension |
DGLZ1-125¡«630A |
A |
B |
C |
D |
D1 |
E |
J |
J1 |
J2 |
K |
L |
P |
R |
S |
T |
U |
¦ÕX |
Y |
Y1 |
F |
125A-160A/3 |
270 |
135 |
218 |
89 |
195 |
150 |
120 |
65 |
120 |
95 |
7 |
36 |
20 |
25 |
3.5 |
115 |
9 |
55 |
121 |
59 |
125A-160A/4 |
300 |
135 |
218 |
104 |
195 |
150 |
150 |
65 |
150 |
95 |
7 |
36 |
20 |
25 |
3.5 |
115 |
9 |
55 |
121 |
59 |
200A-250A/3 |
307 |
170 |
260 |
110 |
215 |
172 |
160 |
65 |
160 |
115 |
11 |
50 |
25 |
30 |
3.5 |
140 |
11 |
65 |
140 |
76 |
200A-250A/4 |
357 |
170 |
260 |
135 |
215 |
172 |
210 |
65 |
210 |
115 |
11 |
50 |
25 |
30 |
3.5 |
140 |
11 |
65 |
140 |
76 |
315A-400A/3 |
372 |
240 |
297 |
150 |
275 |
236 |
210 |
77 |
210 |
180 |
13 |
65 |
32 |
40 |
5 |
206 |
11 |
85 |
192 |
94 |
315A-400A/4 |
432 |
240 |
297 |
180 |
275 |
236 |
275 |
77 |
275 |
180 |
13 |
65 |
32 |
40 |
5 |
206 |
11 |
85 |
192 |
94 |
500A-630A/3 |
372 |
260 |
297 |
150 |
275 |
236 |
210 |
77 |
210 |
180 |
13 |
65 |
32 |
40 |
6 |
220 |
11 |
85 |
192 |
94 |
500A-630A/4 |
432 |
260 |
297 |
180 |
275 |
236 |
275 |
77 |
275 |
180 |
13 |
65 |
32 |
40 |
6 |
220 |
11 |
85 |
192 |
94 |
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Outline and Installation Size |

DGLZ1-2000¡«2500A Front direct operation DGLZ1-2000¡«2500A Operation outside |

DGLZ1-3150¡«4000A Front direct operation DGLZ1-3150¡«4000A Operation outside
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Type Specification |
External Dimension and Installation Dimension |
DGLZ1-1000¡«4000A |
A |
B |
C |
D |
D1 |
E |
J |
J1 |
J2 |
K |
P |
R |
S |
T |
¦ÕX |
Y |
Y1 |
Y2 |
Y3 |
1000A/3 |
638 |
312 |
374 |
229 |
340 |
315 |
450 |
85 |
355 |
220 |
120 |
60 |
56 |
8 |
12.5 |
99 |
243.5 |
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1000A/4 |
758 |
312 |
374 |
289 |
340 |
315 |
565 |
85 |
470 |
220 |
120 |
60 |
56 |
8 |
12.5 |
99 |
243.5 |
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1250A/3 |
638 |
338 |
374 |
229 |
340 |
315 |
450 |
85 |
355 |
220 |
120 |
80 |
69 |
8 |
12.5 |
99 |
243.5 |
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1250A/4 |
758 |
338 |
374 |
289 |
340 |
315 |
565 |
85 |
470 |
220 |
120 |
80 |
69 |
8 |
12.5 |
99 |
243.5 |
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1600A/3 |
638 |
338 |
374 |
229 |
340 |
315 |
450 |
85 |
355 |
220 |
120 |
80 |
69 |
10 |
12.5 |
99.5 |
224 |
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1600A/4 |
758 |
338 |
374 |
289 |
340 |
315 |
565 |
85 |
470 |
220 |
120 |
80 |
69 |
10 |
12.5 |
99.5 |
224 |
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2000A/3 |
576 |
455 |
603 |
603 |
700 |
495 |
450 |
85 |
355 |
220 |
120 |
80 |
127 |
10 |
12.5 |
78.5 |
225.5 |
309.5 |
456.5 |
2000A/4 |
696 |
455 |
603 |
603 |
700 |
495 |
565 |
85 |
470 |
220 |
120 |
80 |
127 |
10 |
12.5 |
78.5 |
225.5 |
309.5 |
456.5 |
2500A/3 |
576 |
455 |
603 |
603 |
700 |
495 |
450 |
85 |
355 |
220 |
120 |
80 |
127 |
10 |
12.5 |
78.5 |
227.5 |
309.5 |
456.5 |
2500A/4 |
696 |
455 |
603 |
603 |
700 |
495 |
565 |
85 |
470 |
220 |
120 |
80 |
127 |
10 |
12.5 |
78.5 |
227.5 |
309.5 |
456.5 |
3150A/3 |
576 |
514 |
603 |
603 |
700 |
495 |
450 |
85 |
355 |
220 |
120 |
120 |
157 |
12 |
12.5 |
78.5 |
227.5 |
309.5 |
458 |
3150A/4 |
696 |
514 |
603 |
603 |
700 |
495 |
565 |
85 |
470 |
220 |
120 |
120 |
157 |
12 |
12.5 |
78.5 |
227.5 |
309.5 |
458 |
4000A/3 |
576 |
514 |
603 |
603 |
700 |
495 |
450 |
85 |
355 |
220 |
120 |
120 |
157 |
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12.5 |
78.5 |
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4000A/4 |
696 |
514 |
603 |
603 |
700 |
495 |
565 |
85 |
470 |
220 |
120 |
120 |
157 |
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12.5 |
78.5 |
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