Contacteur,disjoncteur,onduleur solaire,compteur électrique,batteries solaires
Definition of each part of LC1F1250MD:
| Segment | Description |
| LC | Product category code, stands for Contacteur Schneider product line |
| 1 | Standard single contactor (2 = reversing contactor) |
| F | Code de série, stands for TeSys F Series (heavy-duty industrial contactor) |
| 1250 | Rated current specification: 1250UN (actual 1260A under AC-1 @ 440V) |
| M. | Code de tension de bobine: 220V (AC or DC distinguished by the following letter) |
| D | Coil type code: Bobine CC (M7 = AC coil; MD = DC coil) |
Core Difference:
LC1F1250MD is fitted with 220VDC coil, while LC1F1250M7 is 220VAC coil. Both share identical main circuit parameters; only the control circuit power supply type differs.
- Spécifications techniques de base
| Catégorie | Paramètres |
| Basic Characteristics | • Product Series: TeSys F heavy-duty industrial contactor |
| • Poles: 3P. (3 poteaux) | |
| • Main Contacts: 3NON (3 Normalement ouvert) | |
| • Utilization Category: AC-1 (non-inductive / slightly inductive loads such as resistance furnaces) | |
| • Montage: Rail DIN standard de 35 mm / bolt mounting | |
| Main Circuit Ratings | • Rated Operational Voltage (Ue): ≤690 V CA (50/60Hz) / ≤460V DC |
| • Rated Insulation Voltage (Interface utilisateur): 1000V et | |
| • Rated Operational Current (C'est à dire): 1260UN (AC-1, 440V, 40°C) | |
| • Conventional Thermal Current (je): 1260UN | |
| • Short-time Withstand Current (Icw): 25le / 1s @ 400V | |
| • Contact Resistance: ≤0.12mΩ | |
| Control Circuit Ratings | • Coil Type: Bobine CC |
| • Rated Coil Voltage (Uc): 220VCC (compatible with 230VDC in practice) | |
| • Coil Power Consumption: Pull-in 140W, Holding 24W | |
| • Pull-in Time: ≤80ms | |
| • Drop-out Time: ≤50ms | |
| • Control Terminals: Screw clamp type | |
| Mécanique & Environnemental | • Mechanical Life: 1,000,000 opérations |
| • Electrical Life (AC-1): 100,000 opérations | |
| • Max Operating Frequency: 300 cycles/hour | |
| • Operating Temperature: -5~+40°C (derating required +40~+60°C) | |
| • Storage Temperature: -25~+60°C | |
| • Protection Class: IP20 (after installation) | |
| • Dimensions (L×H×P): 309×280×181mm | |
| • Weight: Environ. 18kilos | |
| Certifications & Normes | • Compliance: CEI 60947-4-1, DANS 60947-4-1, FR 14048.4 |
| • Approvals: CE, UL, ASC, CCC, UKCA | |
| • Eco Certification: Green Premium (RoHS / REACh compliant) |
- Accessory List
3.1 Accessoires standards
Contactor main unit LC1F1250MD ×1
Mounting fasteners (DIN rail clip / bolts) ×1
Operation Manual (electronic version) ×1
Coil surge suppressor (facultatif, separate order required)
3.2 Accessoires en option (Sold Separately)
| Type d'accessoire | Exemple de modèle | But |
| Auxiliary Contact Block | LAD9F01 / LAD9F10 | Add 1NO / 1NC auxiliary contacts for control circuit expansion |
| Mechanical Interlock Block | LA9FF976 | For reversing circuit (forward/reverse), prevents simultaneous closing of two contactors |
| Terminal Protection Cover | LAD9V6 | Safety protection for main circuit terminals, prévention des chocs électriques |
| Power Connection Busbar | LAD9B1250 | High-current main circuit wiring, simplifies installation |
| Surge Suppressor | LAD9R220 | Protect coil, suppress reverse EMF when DC coil is de-energized |
| Auxiliary Contact Base | LAD9F | Mount multiple auxiliary modules; expandable up to 6 auxiliary contacts maximum |
- Competitor & Cross-Brand Equivalent
| Marque | Modèle | Courant nominal | Tension de bobine | Poteaux / Contacts | Niveau de prix | Main Advantages |
| Schneider | LC1F1250MD | 1250UN | 220VCC | 3P. / 3NON | Haut | Heavy-duty design, drawer-type coil, entretien facile |
| Schneider Alternative | LC1G1250MD | 1250UN | 220VCC | 3P. / 3NON | Mi-haut | TeSys Giga series, upgraded replacement for LC1F |
| Siemens | 3TF5544-0XM0 | 1250UN | 220VCC | 3P. / 3NON | Haut | Full series compatibility, seamless S7 PLC connection |
| ABB | A1450-30-11 | 1250UN | 220VCC | 3P. / 3NON | Haut | Conception modulaire, flexible auxiliary contact expansion |
| Mitsubishi | S-N1250 | 1250UN | 220VCC | 3P. / 3NON | Mi-haut | Japanese quality, cost-performance |
| Eaton | DILM1250(220VCC) | 1250UN | 220VCC | 3P. / 3NON | Milieu | Structure compacte, saves cabinet space |
- Lignes directrices de sélection & Solutions de remplacement
5.1 Core Selection Rules
Type de charge: AC-1 (resistance furnace, chauffage) → suitable for LC1F1250MD; AC-3 (moteur) → operate with derating or select dedicated AC-3 contactor
Control Supply: 220VDC → choose MD suffix; 220VAC → choose M7 suffix; refer to Schneider coil code table for other voltages
Espace d'installation: Width 309mm, reserve sufficient cabinet space; for compact layout adopt LC1G series (smaller dimension)
Contacts auxiliaires: No built-in auxiliary contacts by default; order LAD9 series auxiliary modules separately
Commodité d'entretien: Drawer-type coil structure; coil replacement without disconnecting main circuit wiring, ideal for frequent maintenance scenarios
5.2 Recommended Replacement Models
| Scénario d'application | Modèle recommandé | Reason |
| Upgrade existing LC1F | LC1G1250MD | TeSys Giga upgraded series, performances supérieures, more compact size, entièrement interchangeable |
| AC control power supply | LC1F1250M7 | Same main circuit parameters, 220VAC coil for AC control system |
| Contrôle du moteur (AC-3) | LC1F1250MD (derated to 800A) | Heavy-duty design, usable for AC-3 after derating; alternatively use LC1F1400 |
| Compact cabinet installation | ABB A1450-30-11 | Width 280mm, saves 29mm compared with LC1F1250MD |
| Budget limited | Mitsubishi S-N1250 | Japanese brand, 15-20% lower price than European brands with reliable performance |
| DC supply & opération fréquente | LC1F1250MD + LAD9R220 | Surge suppressor protects coil and extends service life |
5.3 Key Technical Advantages
- Heavy-duty Construction: 1260Un courant nominal, 25kA short-time withstand capability, suitable for large industrial loads
- Drawer-type Coil: Independent coil module; replaceable without removing main circuit wiring, maintenance efficiency improved by 50%
- Wide Voltage Compatibility: Main circuit up to 690V AC / 460À DC, adaptable to various industrial power systems
- Global Approvals: Full CE/UL/CSA/CCC/UKCA certification for worldwide project deployment
- Eco Compliance: Green Premium certified, meets RoHS/REACh environmental standards for sustainable application
Schneider LC1F1250MD is a TeSys F Series 3-pole 1250A heavy-duty industrial contactor. Its core strengths are drawer-type DC coil design and high short-circuit withstand capability, perfectly suited for AC-1 non-inductive / slightly inductive loads such as resistance furnaces and heating equipment.
Lors de la sélection, focus on control supply type (220VCC), load category (AC-1 optimal), and installation space. For upgrade or replacement, prefer the new-generation TeSys Giga LC1G1250MD, or select LC1F1250M7 (220ACC) according to control power type.
Complete Model List of Schneider TeSys F (LC1F) Contacteurs (Latest 2026 Version)
Classified by model naming rule, current rating, coil code, full model list and selection guide. Covers all LC1F specifications including 3-pole / 4-pôle, CA / Bobine CC, standard / wide voltage versions for heavy-duty industrial control.
- LC1F Model Naming Rule
Format: LC1F[Note actuelle][Code de bobine][Special Function]
| Segment | Description | Possibilités & Explication |
| LC | Product Category | Contactor product line |
| 1 | Contactor Type | 1 = Standard single contactor; 2 = Reversing contactor (forward/reverse) |
| F | Code de série | TeSys F Series heavy-duty type, 115A~2100A |
| [Note actuelle] | Courant nominal | 115/150/185/225/265/330/400/500/630/780/1000/1250/1400/1700/2100 |
| [Code de bobine] | Tension de bobine & Taper | First letter = voltage level; last letter = coil type (7=AC, D=DC) |
| [Special Function] | Optional Feature | S411 = Wide voltage coil (100-250V CA/CC); Blank = Standard version |
Exemple:
LC1F1250MD → 1250A, 220Bobine VCC
LC1F265M7 → 265A, 220VAC coil
- Coil Voltage Code Table (General for Whole Series)
| Code de bobine | Tension | Type de bobine | Application |
| B6/B7 | 24V | CA (50/60Hz) | Safety control circuit, PLC output |
| C6/C7 | 36V | CA | Low-voltage safety location |
| E6/E7 | 48V | CA | Industrial control, small equipment |
| F6/F7 | 110V | CA | North America / Japan standard control system |
| M6/M7 | 220V | CA | Chine / Asia standard general control |
| P6/P7 | 230V | CA | European standard general control |
| Q6/Q7 | 380V | CA | Industrial high-voltage control, large equipment |
| R6/R7 | 400V | CA | European industrial 3-phase standard |
| S6/S7 | 415V | CA | Commonwealth national standard |
| U6/U7 | 440V | CA | North American industrial standard |
| BD | 24V | CC | Contrôle CC, PLC output |
| CD | 36V | CC | DC low-voltage control |
| ED | 48V | CC | DC industrial control |
| FD | 110V | CC | DC control system |
| MD | 220V | CC | General DC control (most widely used) |
| PD | 230V | CC | European DC standard |
| QD | 380V | CC | DC high-voltage control |
| S411 | 100-250V | AC/DC Universal | Wide voltage for global projects |
- LC1F Full Current Ratings & Base Models
3P Standard Type (3P/3NO) for AC-1 resistive load and AC-3 motor load:
| Base Model | Rated Current AC-1@440V,40°C | AC-3 Current@400V | Matched Motor Power@400V AC-3 | Largeur (mm) |
| LC1F115 | 115UN | 115UN | 55kW | 100 |
| LC1F150 | 150UN | 150UN | 75kW | 100 |
| LC1F185 | 185UN | 185UN | 90kW | 125 |
| LC1F225 | 225UN | 225UN | 110kW | 140 |
| LC1F265 | 265UN | 265UN | 132kW | 160 |
| LC1F330 | 330UN | 330UN | 160kW | 180 |
| LC1F400 | 400UN | 400UN | 200kW | 200 |
| LC1F500 | 500UN | 500UN | 250kW | 220 |
| LC1F630 | 630UN | 630UN | 315kW | 250 |
| LC1F780 | 780UN | 780UN | 375kW | 280 |
| LC1F1000 | 1000UN | 1000UN | 450kW | 300 |
| LC1F1250 | 1260UN | 1250UN | 560kW | 309 |
| LC1F1400 | 1400UN | 1400UN | 630kW | 320 |
| LC1F1700 | 1700UN | 1700UN | 750kW | 340 |
| LC1F2100 | 2100UN | 2100UN | 900kW | 360 |
4P Extended Type (4P/4NO): Model suffix with 4 (LC1F1154 ~ LC1F21004). Rated current same as 3P version, suitable for 4-wire systems.
- Complete LC1F Model List by Current
4.1 115A~265A Medium Power
| Modèle complet | Actuel | Coil Spec | Poteaux |
| LC1F115B6 | 115UN | 24V et | 3P. |
| LC1F115B7 | 115UN | 24V et | 3P. |
| LC1F115BD | 115UN | 24À DC | 3P. |
| LC1F115M7 | 115UN | 220V et | 3P. |
| LC1F115MD | 115UN | 220À DC | 3P. |
| LC1F150M7 | 150UN | 220V et | 3P. |
| LC1F150MD | 150UN | 220À DC | 3P. |
| LC1F185M7 | 185UN | 220V et | 3P. |
| LC1F185MD | 185UN | 220À DC | 3P. |
| LC1F225M7 | 225UN | 220V et | 3P. |
| LC1F225MD | 225UN | 220À DC | 3P. |
| LC1F265M7 | 265UN | 220V et | 3P. |
| LC1F265MD | 265UN | 220À DC | 3P. |
| LC1F265S411 | 265UN | 100-250V CA/CC | 3P. |
4.2 330A~780A High Power
| Modèle complet | Actuel | Coil Spec | Poteaux |
| LC1F330M7 | 330UN | 220V et | 3P. |
| LC1F330MD | 330UN | 220À DC | 3P. |
| LC1F400M7 | 400UN | 220V et | 3P. |
| LC1F400MD | 400UN | 220À DC | 3P. |
| LC1F500M7 | 500UN | 220V et | 3P. |
| LC1F500MD | 500UN | 220À DC | 3P. |
| LC1F630M7 | 630UN | 220V et | 3P. |
| LC1F630MD | 630UN | 220À DC | 3P. |
| LC1F780M7 | 780UN | 220V et | 3P. |
| LC1F780MD | 780UN | 220À DC | 3P. |
4.3 1000A~2100A Super High Power
| Modèle complet | Actuel | Coil Spec | Poteaux | Remarques |
| LC1F1000M7 | 1000UN | 220V et | 3P. | — |
| LC1F1000MD | 1000UN | 220À DC | 3P. | — |
| LC1F1250M7 | 1250UN | 220V et | 3P. | Popular model |
| LC1F1250MD | 1250UN | 220À DC | 3P. | Popular model |
| LC1F1400M7 | 1400UN | 220V et | 3P. | Drawer coil type |
| LC1F1400MD | 1400UN | 220À DC | 3P. | Drawer coil type |
| LC1F1700M7 | 1700UN | 220V et | 3P. | Drawer coil type |
| LC1F1700MD | 1700UN | 220À DC | 3P. | Drawer coil type |
| LC1F2100M7 | 2100UN | 220V et | 3P. | Drawer coil type |
| LC1F2100MD | 2100UN | 220À DC | 3P. | Drawer coil type |
| LC1F2100S411P7 | 2100UN | 100-250V et | 3P. | Wide voltage version |
4.4 4-Pole Series (Suffix with 4)
| Modèle complet | Actuel | Coil Spec | Poteaux | Application |
| LC1F1154M7 | 115UN | 220V et | 4P. | 4-système de fil |
| LC1F1854MD | 185UN | 220À DC | 4P. | 3-phase 4 fils |
| LC1F2654M7 | 265UN | 220V et | 4P. | Load with neutral line |
| LC1F4004MD | 400UN | 220À DC | 4P. | 4-pole protection system |
- Reversing Contactor Models (LC2F Series)
LC2F = Reversing type for motor forward/reverse control with mechanical interlock to prevent simultaneous closing:
| Modèle complet | Actuel | Coil Spec | Poteaux | Interlock Type |
| LC2F115M7 | 115UN | 220V et | 3P+3P | Mechanical interlock |
| LC2F185MD | 185UN | 220À DC | 3P+3P | Mechanical interlock |
| LC2F265M7 | 265UN | 220V et | 3P+3P | Mechanical interlock |
| LC2F400MD | 400UN | 220À DC | 3P+3P | Mechanical interlock |
- Remplacement du modèle & Upgrade Guide
- LC1F Upgrade: Replace LC1F with LC1G (TeSys Giga); more compact size, 30% performance improvement, fully interchangeable mounting and wiring.
- Coil Replacement: Same current rating different coils are interchangeable (par exemple. LC1F1250M7 ↔ LC1F1250MD, only coil module replaced).
- Load Application:
AC-1 resistive load: Use 100% courant nominal
AC-3 motor load: Use 100% courant nominal (LC1F designed for heavy duty)
AC-4 frequent starting: Derate by 30%
- Wide Voltage Requirement: Select S411 suffix model, compatible with 100-250V AC/DC global control power supply.
- Quick Selection Chart
| Scénario d'application | Modèle recommandé | Key Reason |
| 55kW motor control @400V | LC1F115M7 | Matched power, rentable |
| 110kW motor control @400V | LC1F225M7 | Heavy-duty design, stable operation |
| 560kW resistance furnace | LC1F1250MD | 1260Un courant nominal, Contrôle CC |
| Global multi-voltage project | LC1F265S411 | Wide voltage adaption, no coil replacement needed |
| DC control system | LC1FxxxMD | Bobine CC, forte anti-interférence |
| 4-wire distribution system | LC1Fxxx4M7 | 4-pole design for neutral circuit |
| Frequent maintenance site | LC1F1400MD+ | Drawer-type coil structure, entretien facile |
![NXC-65 from the Kunlun Series by CHINT Electric is a 3-pole AC contactor, rated at 65A in the NXC series. The full model is typically expressed as NXC-65 [Coil Voltage] [Frequency]](https://www.bestcontactor.com/wp-content/uploads/2026/04/ScreenShot_2026-01-30_132315_324-419x560.png "Le NXC-65 de la série Kunlun de CHINT Electric est un contacteur CA tripolaire, évalué à 65A dans la série NXC. Le modèle complet est généralement exprimé sous la forme NXC-65 [Tension de bobine] [Fréquence]")
