|
LTNS
60/125
MECHANICAL CHARACTERISTICS
|
TYPE |
POLES |
MAX.
AUX.
BLOCKS
TYPE |
WEIGHT |
OPERATION TIME |
OVERALL DIMENSIONS |
CABLE
TERMINALS |
|
CLOSING |
OPENING |
| A |
B |
C |
D |
R |
S |
V |
M |
I |
| LTNS |
N° |
SK11 |
[KG] |
[ms] |
[ms] |
[mm] |
[mm] |
[mm] |
[mm] |
[mm] |
[mm] |
[mm] |
[mm] |
[mm] |
| 60 |
1 |
2 |
1.6 |
55 |
13 |
72 |
138 |
15 |
193 |
31 |
143 |
7.5 |
107 |
- |
| 2 |
4 |
2.7 |
70 |
12 |
93 |
138 |
15 |
193 |
31 |
143 |
7.5 |
107 |
38 |
| 3 |
4 |
3.5 |
70 |
12 |
130 |
141 |
15 |
193 |
34 |
143 |
7.5 |
110 |
38 |
| 125 |
1 |
2 |
3.4 |
75 |
22 |
86 |
185 |
20 |
260 |
43 |
185 |
10.5 |
148 |
- |
| 2 |
4 |
5.5 |
95 |
24 |
114 |
185 |
20 |
260 |
43 |
185 |
10.5 |
148 |
55 |
| 3 |
4 |
7.6 |
95 |
24 |
169 |
185 |
20 |
260 |
43 |
185 |
10.5 |
148 |
55 |
ELECTRICAL
CHARACTERISTICS
|
TYPE
LTNS |
MAX
V
[V] |
ITH
[A] |
MAKING
CAPACITY
Ich [A] |
D.C.
BREAKING CAPACITY [A]
L/R =
15ms |
| 440V |
750V |
1000V |
| 1P |
2P |
1P |
2P |
1P |
2P |
| 60 |
750 |
80 |
2000 |
250 |
500 |
100 |
300 |
- |
120* |
| 125 |
1000 |
150 |
3500 |
600 |
1000 |
300 |
600 |
- |
300 |
|
TYPE |
A.C.
BREAKING CAPACITY [A]
COS j = 0.5 |
MAX.
OPERATIONAL CURRENT
FOR A.C. AND D.C. MOTORS |
| LTNS |
440V |
750V |
1000V |
A.C. 2-3 |
D.C. 2-3 |
D.C. 4.5 |
| 60 |
900 |
400 |
350* |
40 |
50 |
40 |
| 125 |
1800 |
900 |
600 |
90 |
100 |
80 |
* With
ceramic arc chutes
MOUNTING DIMENSIONS
|
TYPE
LTNS |
POLES |
a |
b |
c |
d |
e |
f |
g |
h |
MOUNTING PLATE |
| 60 |
1 |
156 |
45 |
22.5 |
- |
8 |
29 |
8 |
7 |
 |
| 2 |
156 |
66 |
14 |
38 |
33 |
- |
8 |
7 |
| 3 |
156 |
66 |
14 |
38 |
33 |
- |
8 |
7 |
| 125 |
1 |
174 |
80 |
40 |
- |
17.5 |
45 |
9 |
9 |
| 2 |
174 |
108 |
10.5 |
87 |
10.5 |
87 |
9 |
9 |
| 3 |
174 |
163 |
10.5 |
142 |
10.5 |
142 |
9 |
9 |
CLEARANCES FROM ADJACENT PARTS*
|
TYPE |
METALLIC
EARTHED |
INSULATED |
MOUNTING POSITION** |
| LTNS |
X |
Y |
X |
Y |
 |
| 60 |
60 |
60 |
40 |
40 |
| 125 |
80 |
60 |
50 |
50 |
* Clearances for nominal breaking
capacity
** For horizontal mounting contact our tecnical department |
AUXILIARY CONTACTS RAINGS FOR 10^6
OPERATIONS
|
UTILIZATION CATEGORY |
AC11 |
V- |
48 |
110 |
220 |
380 |
AUXILIARY CONTACTS |
| I [A] |
8 |
6 |
5 |
3 |
|
UTILIZATION CATEGORY |
DC11 |
V= |
24 |
48 |
110 |
250 |
LEFT |
RIGHT |
|
|
|
|
RESISTIVE LOAD |
- |
I [A] |
8 |
6 |
5 |
3 |
|
INDUCTIVE LOAD |
15 ms |
I [A] |
6 |
4 |
3 |
1.5 |
|
INDUCTIVE LOAD |
300 ms |
I [A] |
2.5 |
1.5 |
0.8 |
0.25 |
COIL
CONSUMPTION FOR LTN V/S CONTACTORS
| TYPE |
60 |
125 |
| POLES |
1 |
2 |
3 |
1 |
2 |
3 |
| [W] |
12 |
16 |
16 |
18 |
24 |
24 |
MINIMUM MOUNTING
DISTANCES
Dimensions with two blocks
of auxiliary contacts
|
