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(Illustration similar)

Type designation

LTL4A-1x/AO/9/1250

Article number

T4410600

Size: NH4a
Rated operating voltage Ue: 690 V
Rated operating current Ie: 1,250 A
Switching mode: 1pole switchable
Cable terminal: Flat terminal M16
Direction of cable terminal: top side
Poles: 1
Type of installation: Busbar mounting
Quantity
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Data sheet
Description
according to EN60947-3, size NH4a - 1250A, 3pole/3pole switchable
for mounting on busbar system
with universal terminal 1xM16
cable terminal at top
Quantity
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Data sheet
Type:
LTL4A-1x/AO/9/1250
Product Lifecycle:
Active product
Product description:
NH-fuse-switch-disconnector acc. to IEC/EN 60947-3, VDE 0660 part 107;
- for permanent mouting technology
- All parts made from halogenfree, self-extinguishing material
- Protection degree IP20, from front side, device closed
- max width of fuse-link 100,5mm
Product standard:
IEC/DIN EN60947-3
Applicable for fuse-links:
NH4a
Size:
NH4a
Rated operating voltage Ue:
690 V
Rated operating current Ie:
1,250 A
Conv. free air thermal current with fuse-links Ith:
1250 A
Conv. free air thermal current with solid links:
1,250 A
Rated frequency:
50 - 60 Hz
Rated isolation voltage Ui:
800 V
Utilization category 1:
690V - 1000A - AC-21B
Utilization category 2:
500V - 1250A - AC-22B
Utilization category 4:
440V - 1250A - DC-21B
Altitude:
2000 m
Rated conditional short-cirquit current Icc:
80 (AC 500V) kA
Rated impulse voltage Uimp:
8 kV
Rated short-time withstand current (kA):
35
Max. permissible power dissipation per fuse-link:
110 W
Ambient temperature:
-25 up to +70 (Attention derating of rated current required) °C
Pollution degree:
3
Overvoltage category:
IV
Mounting position:
vertical
Electrical endurance (switching cycles):
100
Mechanical endurance (total switching cycles):
500
Degree of protection:
IP20
Cable terminal:
Flat terminal M16
Direction of cable terminal:
top side
Poles:
1
Special features:

Mounting on busbar with screw M16
ETIM - Code:
EC001040
Type of installation:
Busbar mounting
Type:
LTL4A-1x/AO/9/1250
Product Lifecycle:
Active product
Product description:
NH-fuse-switch-disconnector acc. to IEC/EN 60947-3, VDE 0660 part 107;
- for permanent mouting technology
- All parts made from halogenfree, self-extinguishing material
- Protection degree IP20, from front side, device closed
- max width of fuse-link 100,5mm
Product standard:
IEC/DIN EN60947-3
Applicable for fuse-links:
NH4a
Size:
NH4a
Rated operating voltage Ue:
690 V
Rated operating current Ie:
1,250 A
Conv. free air thermal current with fuse-links Ith:
1250 A
Conv. free air thermal current with solid links:
1,250 A
Rated frequency:
50 - 60 Hz
Rated isolation voltage Ui:
800 V
Utilization category 1:
690V - 1000A - AC-21B
Utilization category 2:
500V - 1250A - AC-22B
Utilization category 4:
440V - 1250A - DC-21B
Altitude:
2000 m
Rated conditional short-cirquit current Icc:
80 (AC 500V) kA
Rated impulse voltage Uimp:
8 kV
Rated short-time withstand current (kA):
35
Max. permissible power dissipation per fuse-link:
110 W
Ambient temperature:
-25 up to +70 (Attention derating of rated current required) °C
Pollution degree:
3
Overvoltage category:
IV
Mounting position:
vertical
Electrical endurance (switching cycles):
100
Mechanical endurance (total switching cycles):
500
Degree of protection:
IP20
Cable terminal:
Flat terminal M16
Direction of cable terminal:
top side
Poles:
1
Special features:

Mounting on busbar with screw M16
ETIM - Code:
EC001040
Type of installation:
Busbar mounting