LTNS 650/800

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]
650 1 4 14 210 40 105 280 30 405 58 256 10 222 -
2 4 25 230 45 186 280 30 405 58 256 10 222 91
3 4 36 230 45 277 280 30 405 58 256 10 22 91
800 1 4 14 210 40 105 280 30 405 58 256 10 222 -
2 4 25 230 45 186 280 30 405 58 256 10 222 91
3 4 36 230 45 277 280 30 405 58 256 10 222 91

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
650 1000 700 10000 2500 5000 1300 2500 1100 2200
800 1000 900 12000 3500 6000 1600 3200 1500 3000

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
650 6000 4000 2500 500 500 400
800 8000 5000 3500 600 600 500
* With ceramic arc chutes

MOUNTING DIMENSIONS

TYPE

LTNS

POLES

 a b c d e f g h

MOUNTING PLATE

650/800

 1 260 90 15 60 15 60 15 90
2 260 180 15 150 15 150 15 11
3 260 272 15 242 15 242 15 11

CLEARANCES FROM ADJACENT PARTS*

TYPE

METALLIC
EARTHED

INSULATED

MOUNTING POSITION**
LTNS X Y X Y
650 160 160 100 100
800 160 160 100 100
* 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 650/800
POLES 1 2 3*
[W] 50 80 150

MINIMUM MOUNTING DISTANCES

Dimensions with two blocks of auxiliary contacts

 

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