Contactor,întrerupător de circuit,invertor solar,contor electric,baterii solare
LC1D80008 Contactor Schneider TeSys D seria cu 4 poli
Acesta este un 4-contactor AC poli de Schneider Electric Seria D TeSys, with main contacts configured as 2 Deschis normal + 2 În mod normal închis (2NU+2NC). Curent nominal: 80O (AC-3) / 125O (AC-1), suitable for resistive loads. The coil voltage suffix needs to be specified (de ex. B7=24VAC, G7=120VAC, M7=220VAC).
- Codul modelului Explicația (LC1D80008□7)
| Segment | Cod | Descriere |
| LC1 | – | Schneider contactor series code (compliant with IEC standards) |
| D | – | Seria D TeSys (Deca) |
| 80 | – | Reference rated operational current (80A under AC-3 duty) |
| 8 | – | 4-pol (2NU+2NC) main contact arrangement |
| □7 | Letter + Digit | Codul tensiunii bobinei: B7=24VAC, D7=42VAC, G7=120VAC, M7=220VAC, U7=240VAC, Q7=380VAC, etc. |
Exemplu complet de model: LC1D80008M7 = 4-pole (2NU+2NC), 80O, 220bobina VAC
- Specificatii tehnice principale
| Articol | Valoare | Observații |
| Producător | Schneider Electric | Telemecanique product line |
| Polonii / Configurare contact | 4P (2NU+2NC) | 2 deschis în mod normal + 2 normally closed main contacts |
| Curent nominal de funcționare | AC-1: 125O (≤440V) | AC-1: Sarcină rezistivă; AC-3: Motor load |
| AC-3: 80O (400V) | ||
| Tensiune nominală de izolație (Ui) | 690V (IEC) / 600V (UL/CSA) | Supratensiune Categoria III |
| Tensiune nominală de funcționare (Ue) | ≤440V (AC-1) | 50/60Hz |
| Tensiune nominală de rezistență la impuls (Ump) | 6kV | Conform IEC 60947 |
| Curent rezistent pe timp scurt (Icw) | 640O (40°C, 10s) | For power circuit |
| Capacitate nominală de rupere | 1100A @ 440V | For power circuit |
| Tip bobină | AC / DC optional | AC coil as standard |
| Terminal Connection | Borne cu clemă cu șurub | Montabil pe șină DIN |
| Protecție la intrare | IP20 | Versiune standard |
| Gradul de poluare | 3 | Suitable for industrial environments |
| Montare | 35mm DIN rail or panel mounting | Conform EN 50022 |
| Greutate | Aproximativ. 2.5kg | Cu excepția accesoriilor |
- Lista completă a modelelor (LC1D80008 Series)
| Model | Tensiunea bobinei | Număr de ordine | Observații |
| LC1D80008B7 | 24V și | LC1D80008B7 | Common control voltage |
| LC1D80008D7 | 42V și | LC1D80008D7 | Special industrial application |
| LC1D80008G7 | 120V și | LC1D80008G7 | Widely used in North America |
| LC1D80008M7 | 220V și | LC1D80008M7 | Standard for Chinese market |
| LC1D80008U7 | 240V și | LC1D80008U7 | Widely used in North America |
| LC1D80008Q7 | 380V și | LC1D80008Q7 | Industrial high-voltage control |
| LC1D80008P7 | 400V și | LC1D80008P7 | Standard for European market |
| LC1D80008E7 | 48În DC | LC1D80008E7 | DC control application |
| LC1D80008F7 | 110În DC | LC1D80008F7 | DC control application |
- Echivalent & Modele de înlocuire
| Tip | Model | Producător | Compatibilitate | Observații |
| Înlocuire originală | LC1D80008□7 | Schneider Electric | 100% | Direct replacement within the same series |
| Domestic Equivalent | CJX2-8004 | Chint / Delicios | Compatibil mecanic | Minor differences in electrical parameters |
| Echivalentul ABB | A145-30-11 | ABB | Echivalent din punct de vedere funcțional | Mounting dimensions need adjustment |
| Echivalentul Siemens | 3RT2036-1BB40 | Siemens | Echivalent din punct de vedere funcțional | Coil voltage must be matched |
| Echivalentul Mitsubishi | S-N80 | Mitsubishi | Echivalent din punct de vedere funcțional | Different auxiliary contact layout |
Obsolescence Notice: The LC1D80008 series is not discontinued and remains an active product of Schneider TeSys D range.
- Aplicație & Cazuri industriale
5.1 Aplicații recomandate
Industrial heating systems: Control of resistance furnaces and electric heaters (AC-1 load)
Lighting systems: Lighting control for large workshops and malls (multi-circuit switching)
Capacitor banks: Switching for reactive power compensation (special accessories required)
UPS systems: Standby power switching control
Water treatment equipment: Control of water pumps and fans (derating required for AC-3 loads)
Constructii sisteme electrice: Control of central air conditioning and ventilation units
5.2 Aplicații nerecomandate
Frequently started/stopped motors: Rated current only 80A under AC-3 duty, not applicable for motors ≥45kW with frequent cycling
Medii cu vibrații ridicate: Anti-vibration fixtures are mandatory
Corrosive environments: Anti-corrosion version or protective enclosure is required
Outdoor use without protection: Standard IP20 protection is insufficient
5.3 Cazuri tipice de aplicare
Producție de automobile: Temperature control for oven furnaces in coating workshops. LC1D80008M7 controls three groups of heating elements for segmented temperature regulation.
Food processing: Dairy sterilization equipment. 4-pole design enables dual-circuit switching for main power and auxiliary heating.
Centre de date: Linked control of fans and electric heaters for precision air conditioners to improve energy efficiency.
- Depanare & Întreţinere
6.1 Defecte comune & Soluții
| Fenomen de eroare | Cauze posibile | Pași de depanare |
| Coil fails to pull in | 1. Insufficient coil voltage | 1. Măsurați tensiunea bobinei, ensure it is within ±10% of rated value |
| 2. Colac ars | 2. Testați rezistența bobinei (valoare normală: several hundred ohms) | |
| 3. Circuit deschis în bucla de control | 3. Check fuses, pushbuttons and wiring of control circuit | |
| Sudarea la contact | 1. Supraîncărcare / scurt-circuit | 1. Check load current and replace damaged contacts |
| 2. Uzura de contact | 2. Replace contact assembly | |
| 3. Excessive operating frequency | 3. Reduce operation frequency or use higher-rated contactor | |
| Zgomot anormal în timpul funcționării | 1. Dirty core surface | 1. Curățați suprafața miezului (power off first) |
| 2. Inel de umbrire rupt | 2. Replace shading ring | |
| 3. Fatigued spring | 3. Inspect and replace spring assembly | |
| Bobina supraîncălzită | 1. Excessive supply voltage | 1. Adjust voltage to rated value |
| 2. Temperatura ambientală excesivă | 2. Improve ventilation or apply derating | |
| 3. Aged coil insulation | 3. Replace coil | |
| Ablația de contact | 1. Curent de sarcină excesiv | 1. Check load and select properly sized contactor |
| 2. Poor arc suppression | 2. Install surge suppressor | |
| 3. Defective contact material | 3. Replace original contact assembly |
6.2 Program de întreținere & Guidelines
Inspecție zilnică: Visually check for contact ablation, loose wiring and abnormal noise
Monthly Maintenance: Curățați suprafața miezului, inspect contact wear
Quarterly Maintenance: Măsurați rezistența bobinei, retighten all terminal screws
Întreținere anuală: Replace worn contacts, test insulation performance, verify pull-in and drop-out voltage
6.3 Sfaturi de diagnosticare rapidă
Check power first if coil won’t act; test resistance when voltage is normal.
Check overload for welded contacts; clean core and inspect shading ring for noise.
Improve ventilation and derate for overheating; replace parts and suppress arc for ablated contacts.
- Selecţie & Ghid de instalare
7.1 Three-step Selection Procedure
- Confirm load type (AC-1 / AC-3) and rated current
- Select pole number and contact configuration (008 = 4P 2NO+2NC)
- Match coil voltage (B7 / G7 / M7, etc.)
7.2 Note de instalare
Reserve clearance ≥50mm for heat dissipation; avoid vertical stacking installation
Install surge suppressor (RC circuit or varistor) on control circuit
Ensure reliable mechanical interlock when used with thermal overload relays
Maintain spacing ≥20mm between adjacent contactors
7.3 Air Transport Compliance
Fără baterie cu litiu încorporată, compliant with air transportation safety regulations
CE certification number: Refer to product nameplate; complies with IEC 60947-4-1
