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LN3-400-I 112008 Y7-112008 EATON ELECTRIC Switch-disconnector, 3 p, 400A, frame size 3
LN3-400-I
112008
Y7-112008
EATON - MOELLER
1 Pcs.
Switch-disconnector, 3 p, 400A, frame size 3
LN3-400-I
Eaton Moeller series Power Defense - Molded Case Circuit Breaker. Switch-disconnector, 3 p, 400A, frame size 3
Connectors > Switch disconnector
Circuit Breakers LZM
Product condition, packaging, certifications and applicable manufacturer warranty terms are confirmed with the quotation.
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Eaton Moeller LN3-400-I is a heavy-duty switch-disconnector built for high-ampacity electrical distribution systems and primary circuit isolation. Industrial facilities rely on these robust devices to interrupt large electrical loads securely during plant maintenance.
Pricing, availability and lead time are confirmed per enquiry through an RFQ.
- Version as main switch (EF006981): Yes
- Version as maintenance-/service switch (EF006986): Yes
- Version as safety switch (EF006985): No
- Version as emergency stop installation (EF006959): Yes
- Version as reversing switch (EF009408): No
- Max. rated operation voltage Ue AC (EF007355): 400 V
- Rated operating voltage (EF001435): 690 V
- Rated permanent current at AC-21, 400 V (EF009165): 0 A
- Rated operation power at AC-3, 400 V (EF001364): 0 kW
- Rated short-time withstand current lcw (EF007050): 12 kA
- Rated operation power at AC-23, 400 V (EF007027): 200 kW
- Switching power at 400 V (EF009166): 0 kW
- Conditioned rated short-circuit current Iq (EF001444): 100 kA
- Number of poles (EF001391): 3
- Motor drive optional (EF007386): Yes
- Motor drive integrated (EF006697): No
More info
▲General specifications
Product Name
Eaton Moeller series Power Defense molded case switch-disconnector
Catalog Number
112008
Model Code
LN3-400-I
EAN
4015081115563
Product Length/Depth
166 mm
Product Height
275 mm
Product Width
140 mm
Product Weight
5.7 kg
Compliances
RoHS conform
Certifications
IEC
Product specifications
Type
Switch-disconnector
Special features
Main switch characteristics including positive drive to IEC/EN 60204 and VDE 0113.Isolating characteristics to IEC/EN 60947-3 and VDE 0660.Busbar tag shroud to VDE 0160 Part 100.Rated current = rated uninterrupted current: 400 A
Application
Use in unearthed supply systems at 690 V
Amperage Rating
400 A
Voltage rating
690 V - 690 V
Circuit breaker frame type
LN3
Features
Version as main switch
Motor drive optional
Version as maintenance-/service switch
Version as emergency stop installation
Motor drive optional
Version as maintenance-/service switch
Version as emergency stop installation
10.10 Temperature rise
The panel builder is responsible for the temperature rise calculation. Eaton will provide heat dissipation data for the devices.
10.11 Short-circuit rating
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.12 Electromagnetic compatibility
Is the panel builder's responsibility. The specifications for the switchgear must be observed.
10.13 Mechanical function
The device meets the requirements, provided the information in the instruction leaflet (IL) is observed.
10.2.2 Corrosion resistance
Meets the product standard's requirements.
10.2.3.1 Verification of thermal stability of enclosures
Meets the product standard's requirements.
10.2.3.2 Verification of resistance of insulating materials to normal heat
Meets the product standard's requirements.
10.2.3.3 Resist. of insul. mat. to abnormal heat/fire by internal elect. effects
Meets the product standard's requirements.
10.2.4 Resistance to ultra-violet (UV) radiation
Meets the product standard's requirements.
10.2.5 Lifting
Does not apply, since the entire switchgear needs to be evaluated.
10.2.6 Mechanical impact
Does not apply, since the entire switchgear needs to be evaluated.
10.2.7 Inscriptions
Meets the product standard's requirements.
10.3 Degree of protection of assemblies
Does not apply, since the entire switchgear needs to be evaluated.
10.4 Clearances and creepage distances
Meets the product standard's requirements.
10.5 Protection against electric shock
Does not apply, since the entire switchgear needs to be evaluated.
10.6 Incorporation of switching devices and components
Does not apply, since the entire switchgear needs to be evaluated.
10.7 Internal electrical circuits and connections
Is the panel builder's responsibility.
10.8 Connections for external conductors
Is the panel builder's responsibility.
10.9.2 Power-frequency electric strength
Is the panel builder's responsibility.
10.9.3 Impulse withstand voltage
Is the panel builder's responsibility.
10.9.4 Testing of enclosures made of insulating material
Is the panel builder's responsibility.
Pollution degree
3
Mounting Method
Fixed
Intermediate mounting
Distribution board installation
Built-in device fixed built-in technique
Ground mounting
Intermediate mounting
Distribution board installation
Built-in device fixed built-in technique
Ground mounting
Equipment heat dissipation, current-dependent
43.2 W
Rated short-time withstand current (Icw)
12 kA
Electrical connection type of main circuit
Screw connection
Number of auxiliary contacts (change-over contacts)
0
Number of auxiliary contacts (normally closed contacts)
0
Number of auxiliary contacts (normally open contacts)
0
Rated insulation voltage (Ui)
1000 V
Rated operating frequency
50 Hz
Rated operating power at AC-23, 400 V
200 kW
Rated operating power at AC-3, 400 V
0 kW
Switch positions
I, +, 0
Lifespan, mechanical
15000 operations
Overvoltage category
III
Rated operational current
630 A (690 V AC-1, making and breaking capacity)
630 A (415 V AC-22/23A, making and breaking capacity)
630 A (690 V AC-22/23A, making and breaking capacity)
630 A (415 V AC-1, making and breaking capacity)
630 A (415 V AC-22/23A, making and breaking capacity)
630 A (690 V AC-22/23A, making and breaking capacity)
630 A (415 V AC-1, making and breaking capacity)
Degree of protection (IP), front side
IP20
Number of poles
Three-pole
Terminal capacity (copper strip)
Max. 10 segments of 32 mm x 1 mm + 5 segments of 32 mm x 1 mm at rear-side connection (punched)
Max. 10 segments of 24 mm x 1 mm + 5 segments of 24 mm x 1 mm
Min. 6 segments of 16 mm x 0.8 mm at box terminal
Min. 6 segments of 16 mm x 0.8 mm at rear-side connection (punched)
10 segments of 50 mm x 1 mm (2x) at rear-side width extension
Max. 8 segments of 24 mm x 1 mm (2x) at box terminal
Max. 10 segments of 24 mm x 1 mm + 5 segments of 24 mm x 1 mm
Min. 6 segments of 16 mm x 0.8 mm at box terminal
Min. 6 segments of 16 mm x 0.8 mm at rear-side connection (punched)
10 segments of 50 mm x 1 mm (2x) at rear-side width extension
Max. 8 segments of 24 mm x 1 mm (2x) at box terminal
Handle color
Gray
Lifespan, electrical
3000 operations at 690 V AC-1
5000 operations at 415 V AC-1
2000 operations at 690 V AC-3
3000 operations at 400 V AC-3
3000 operations at 415 V AC-3
5000 operations at 400 V AC-1
5000 operations at 415 V AC-1
2000 operations at 690 V AC-3
3000 operations at 400 V AC-3
3000 operations at 415 V AC-3
5000 operations at 400 V AC-1
Functions
Disconnectors/main switches
Voltage release optional
Interlockable
Voltage release optional
Interlockable
Rated conditional short-circuit current (Iq)
100 kA
Rated conditional short-circuit current with back-up fuse
80 kA at 690 V
100 kA at 400/415 V
PN3(N3)-400…630: 630 AgGgL
100 kA at 400/415 V
PN3(N3)-400…630: 630 AgGgL
Rated conditional short-circuit current with downstream fuse
100 kA at 400/415 V
80 kA at 690 V
PN3(N3)-400…630: 630 AgGgL
80 kA at 690 V
PN3(N3)-400…630: 630 AgGgL
Short-circuit total breaktime
< 10 ms
Rated operating voltage (Ue) at AC - max
400 V
Rated operational current for specified heat dissipation (In)
400 A
Rated permanent current at AC-21, 400 V
0 A
Rated short-time withstand current (t = 0.3 s)
12 kA
Rated short-time withstand current (t = 1 s)
12 kA
Switching power at 400 V
0 kW
Handle type
Rocker lever
Number of operations per hour - max
60
Rated short-circuit making capacity Icm at 690 V, 50/60 Hz
25 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
Standard terminals
Screw terminal
Terminal capacity (control cable)
0.75 mm² - 1.5 mm² (2x)
0.75 mm² - 2.5 mm² (1x)
0.75 mm² - 2.5 mm² (1x)
Short-circuit protective device fuses - max
630 A gL
Terminal capacity (copper busbar)
M10 at rear-side screw connection
Max. 10 mm x 50 mm (2x) at rear-side width extension
Min. 20 mm x 5 mm direct at switch rear-side connection
Max. 30 mm x 10 mm + 30 mm x 5 mm direct at switch rear-side connection
Max. 10 mm x 50 mm (2x) at rear-side width extension
Min. 20 mm x 5 mm direct at switch rear-side connection
Max. 30 mm x 10 mm + 30 mm x 5 mm direct at switch rear-side connection
Terminal capacity (copper solid conductor/cable)
16 mm² - 185 mm² (1x) at tunnel terminal
16 mm² (2x) direct at switch rear-side connection
16 mm² (1x) direct at switch rear-side connection
16 mm² (2x) at box terminal
300 mm² (2x) at rear-side width extension
16 mm² (2x) direct at switch rear-side connection
16 mm² (1x) direct at switch rear-side connection
16 mm² (2x) at box terminal
300 mm² (2x) at rear-side width extension
Terminal capacity (aluminum solid conductor/cable)
16 mm² (1x) at tunnel terminal
Terminal capacity (copper stranded conductor/cable)
50 mm² - 240 mm² (2x) at 2-hole tunnel terminal
25 mm² - 120 mm² (2x) at box terminal
25 mm² - 240 mm² (1x) direct at switch rear-side connection
35 mm² - 240 mm² (1x) at box terminal
25 mm² - 185 mm² (1x) at tunnel terminal
50 mm² - 240 mm² (1x) at 2-hole tunnel terminal
25 mm² - 240 mm² (2x) direct at switch rear-side connection
25 mm² - 120 mm² (2x) at box terminal
25 mm² - 240 mm² (1x) direct at switch rear-side connection
35 mm² - 240 mm² (1x) at box terminal
25 mm² - 185 mm² (1x) at tunnel terminal
50 mm² - 240 mm² (1x) at 2-hole tunnel terminal
25 mm² - 240 mm² (2x) direct at switch rear-side connection
Terminal capacity (aluminum stranded conductor/cable)
25 mm² - 185 mm² (1x) at tunnel terminal