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LZMB2-A300-I 111925 Y7-111925 EATON ELECTRIC 3p moulé commutateur de cas 300A 25kA
LZMB2-A300-I
111925
Y7-111925
EATON-MOELLER
3p moulé commutateur de cas 300A 25kA
Disjoncteur LZM, 3P, 300A
Eaton Moeller series Power Defense - Molded Case Circuit Breaker. Circuit-breaker LZM, 3 p, 300A, B2-A300-I
Disjoncteur, 3 p, 300A
Appareillage industriel basse tension > Disjoncteur pour protection de transformateur, de générateur et d'installation
Commutateurs automatiques à boîtier moulé LZM
Produit neuf dans son emballage d'origine avec toutes les garanties et les certifications émises par EATON-MOELLER
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▲Spécifications générales
Product Name
Eaton Moeller series Power Defense molded case circuit-breaker
Catalog Number
111925
Model Code
LZMB2-A300-I
EAN
4015081114733
Product Length/Depth
142 mm
Product Height
185 mm
Product Width
105 mm
Product Weight
2.345 kg
Compliances
RoHS conform
Certifications
IEC/EN 60947
IEC
VDE 0660
IEC
VDE 0660
Spécifications du produit
Type
Circuit breaker
Special features
Application
Use in unearthed supply systems at 440 V
Amperage Rating
300 A
Voltage rating
440 V - 440 V
Circuit breaker frame type
LZM2
Features
Protection unit
Motor drive optional
Motor drive optional
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
Built-in device fixed built-in technique
Fixed
DIN rail (top hat rail) mounting optional
Fixed
DIN rail (top hat rail) mounting optional
Climatic proofing
Damp heat, cyclic, to IEC 60068-2-30
Damp heat, constant, to IEC 60068-2-78
Damp heat, constant, to IEC 60068-2-78
Equipment heat dissipation, current-dependent
83.7 W
Utilization category
A (IEC/EN 60947-2)
Isolation
300 V AC (between the auxiliary contacts)
500 V AC (between auxiliary contacts and main contacts)
500 V AC (between auxiliary contacts and main contacts)
Number of auxiliary contacts (change-over contacts)
0
Number of auxiliary contacts (normally closed contacts)
0
Number of auxiliary contacts (normally open contacts)
0
Protection against direct contact
Finger and back-of-hand proof to DIN EN 50274/VDE 0106 part 110
Degree of protection
IP20
In the area of the HMI devices: IP20 (basic protection type)
In the area of the HMI devices: IP20 (basic protection type)
Direction of incoming supply
As required
Electrical connection type of main circuit
Screw connection
Lifespan, mechanical
20000 operations
Overvoltage category
III
Rated operational current
300 A (660-690 V AC-3, making and breaking capacity)
300 A (380/400 V AC-1, making and breaking capacity)
300 A (415 V AC-1, making and breaking capacity)
300 A (415 V AC-3, making and breaking capacity)
300 A (380/400 V AC-1, making and breaking capacity)
300 A (415 V AC-1, making and breaking capacity)
300 A (415 V AC-3, making and breaking capacity)
Degree of protection (IP), front side
IP40 (with insulating surround)
IP66 (with door coupling rotary handle)
IP66 (with door coupling rotary handle)
Degree of protection (terminations)
IP00 (terminations, phase isolator and band terminal)
IP10 (tunnel terminal)
IP10 (tunnel terminal)
Number of poles
Three-pole
Terminal capacity (copper strip)
Max. 10 segments of 16 mm x 0.8 mm at box terminal
Min. 2 segments of 9 mm x 0.8 mm at box terminal
Max. 10 segments of 16 mm x 0.8 mm at rear-side connection (punched)
Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched)
Min. 2 segments of 9 mm x 0.8 mm at box terminal
Max. 10 segments of 16 mm x 0.8 mm at rear-side connection (punched)
Min. 2 segements of 16 mm x 0.8 mm at rear-side connection (punched)
Lifespan, electrical
6500 operations at 415 V AC-3
10000 operations at 415 V AC-1
10000 operations at 400 V AC-1
10000 operations at 415 V AC-1
10000 operations at 400 V AC-1
Functions
System and cable protection
Shock resistance
20 g (half-sinusoidal shock 20 ms)
Position of connection for main current circuit
Front side
Rated operational current for specified heat dissipation (In)
300 A
Release system
Thermomagnetic release
Short-circuit total breaktime
< 10 ms
Short-circuit release delayed setting - max
2490 A
Short-circuit release delayed setting - min
1200 A
Short-circuit release non-delayed setting - max
3000 A
Short-circuit release non-delayed setting - min
1800 A
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)
Terminal capacity (copper busbar)
Max. 20 mm x 5 mm direct at switch rear-side connection
Min. 16 mm x 5 mm direct at switch rear-side connection
M8 at rear-side screw connection
Min. 16 mm x 5 mm direct at switch rear-side connection
M8 at rear-side screw connection
Terminal capacity (copper solid conductor/cable)
4 mm² - 16 mm² (1x) direct at switch rear-side connection
4 mm² - 16 mm² (2x) at box terminal
16 mm² (1x) at tunnel terminal
4 mm² - 16 mm² (1x) at box terminal
4 mm² - 16 mm² (2x) direct at switch rear-side connection
4 mm² - 16 mm² (2x) at box terminal
16 mm² (1x) at tunnel terminal
4 mm² - 16 mm² (1x) at box terminal
4 mm² - 16 mm² (2x) direct at switch rear-side connection
Terminal capacity (aluminum solid conductor/cable)
16 mm² (1x) at tunnel terminal
Terminal capacity (copper stranded conductor/cable)
25 mm² - 185 mm² (1x) at tunnel terminal
25 mm² - 185 mm² (1x) direct at switch rear-side connection
25 mm² - 70 mm² (2x) at box terminal
25 mm² - 70 mm² (2x) direct at switch rear-side connection
25 mm² - 185 mm² (1x) at box terminal
25 mm² - 185 mm² (1x) direct at switch rear-side connection
25 mm² - 70 mm² (2x) at box terminal
25 mm² - 70 mm² (2x) direct at switch rear-side connection
25 mm² - 185 mm² (1x) at box terminal
Terminal capacity (aluminum stranded conductor/cable)
25 mm² - 185 mm² (1x) at tunnel terminal
Handle type
Rocker lever
Short delay current setting (Isd) - max
0 A
Short delay current setting (Isd) - min
0 A
Instantaneous current setting (Ii) - max
2500 A
Instantaneous current setting (Ii) - min
2000 A
Number of operations per hour - max
120
Overload current setting (Ir) - max
300 A
Overload current setting (Ir) - min
240 A
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 230 V, 50/60 Hz
30 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 400/415 V, 50/60 Hz
25 kA
Rated short-circuit breaking capacity Ics (IEC/EN 60947) at 440 V, 50/60 Hz
18.5 kA
Rated short-circuit making capacity Icm at 400/415 V, 50/60 Hz
53 kA
Rated short-circuit making capacity Icm at 440 V, 50/60 Hz
53 kA
Standard terminals
Screw terminal
Rated short-circuit making capacity Icm at 240 V, 50/60 Hz
63 kA
Rated impulse withstand voltage (Uimp) at auxiliary contacts
6000 V
Rated impulse withstand voltage (Uimp) at main contacts
8000 V
Rated insulation voltage (Ui)
690 V AC
| Caractéristique | Valeur |
|---|---|
| Courant permanent nominal Iu (EF001389) | 300 A |
| Tension assignée (EF003977) | 440 V |
| Courant de commutation de court-circuit limite nominal Icu à 400 V, 50 Hz (EF007048) | 25 kA |
| Réglage de courant du déclencheur de surcharge (EF002336) | 240 A |
| Plage de réglage du déclencheur de court-circuit retardé de courte durée (EF007129) | 0 A |
| Plage de réglage du déclencheur de court-circuit non retardé (EF007131) | 2000 A |
| Puissance dissipée (EF005387) | None W |
| Type de construction de l'appareil (EF008240) | Built-in device fixed built-in technique |
| Protection intégrée contre les mises à la terre accidentelles (EF007296) | false |
| Type de raccordement du circuit principal (EF006819) | Screw connection |
| Adapté à un montage de profilés chapeaux (EF007250) | false |
| Montage de profilés chapeaux en option (EF008904) | true |
| Nombre de contacts auxiliaires à ouverture (EF001377) | 0 |
| Nombre de contacts auxiliaires à fermeture (EF001376) | 0 |
| Nombre de contacts auxiliaires à deux directions (EF003531) | 0 |
| Relais de signalisation de déclenchement disponible (EF007006) | false |
| Avec déclencheur à sous-tension intégré (EF001390) | false |
| Nombre de pôles (EF001391) | 3 |
| Position du raccordement de circuit principal (EF006671) | Front side |
| Finition de l'élément d'actionnement (EF006976) | Rocker lever |
| Appareil complet avec unité de protection (EF008906) | true |
| Commande motorisée intégrée (EF006697) | false |
| Commande motorisée en option (EF007386) | true |
| Classe de protection (IP) (EF005474) | IP20 |
Datasheet - PDF
▲| Titre: | Taille: | Type: |
|---|---|---|
| PDF EATON PRODUCT CATALOGUE LZM.pdf | 5 Mbytes |
|
| PDF CATALOGUE EATON EN .pdf | 38 Mbytes |
|
| LZMB2-A300-I Y7-111925 111925 ES_111925.pdf | 3 Mbytes |
|
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