Schneider LC1D245M5C Schütz

Modellinterpretation

1. Core Technical Parameters ⚙️
2. Grundlegende Spezifikationen

Polzahl: 3P (3-Pole, 3NO normally open)

Utilization Category: AC-1 (ohmsche Last), AC-3 (direct-on-line starting of squirrel-cage motors)

Nennbetriebsspannung: Up to 660V AC

Bemessungsisolationsspannung: 1000V und

Bewertete Stoßspannungsfestigkeit: 8kV

Nennbetriebsstrom (Dh): 245A (AC-3, 400V, cosφ=0.85)

2. Spulenparameter

Spulenspannung: 220V AC 50Hz

Spulenstromverbrauch: Approximately 140VA for pull-in, 25VA for holding

Control Circuit Voltage Range: 85%-110% der Nennspannung (for reliable pull-in)

Release Voltage: ≤75% of rated voltage

3. Electrical and Mechanical Service Life

Mechanische Lebensdauer: Bis zu 20 Millionen Operationen

Elektrische Lebensdauer: Etwa 1 million operations at AC-3 400V, 2 million operations at AC-1

Bewerteter Kurzzeitstrom (Icw): 210A (1S), 105A (10S), 30A (10min)

4. Installation und Abmessungen

Montagemethode: Standard 35mm DIN rail mounting or screw fixing

Einbautiefe: Approximately 150mm

Breite: Approximately 108mm (245Eine Spezifikation)

Gewicht: Approximately 4.5kg

III. Leistungsmerkmale

1. High-efficiency Arc Extinguishing: Dual-break electric arc extinguishing + longitudinal slot arc extinguishing design ensures reliable breaking
2. Modularer Aufbau: Flexible installation of auxiliary contact modules (LADN-Serie), pneumatic time-delay heads, mechanical interlocks and other accessories
3. Reliable Connection: Adopts EverLink™ patented terminal technology to prevent conductor creep-induced loosening
4. Wide Temperature Adaptability: Operating temperature range from -25℃ to +55℃, storage temperature range from -40℃ to +70℃
5. Complete Certifications: CCC, CE, UL, CSA and other international certifications
6. Anwendungsszenarien
7. Motorsteuerung: Direct starting and operation control of squirrel-cage motors with rated power of 110kW (AC-3 400V)
8. Energiesystem: Making and breaking circuits with AC 50Hz/60Hz and rated voltage up to 660V
9. Industrieausrüstung: Used for controlling heavy-duty loads such as fans, water pumps and compressors
10. Combination with Thermal Overload Relays: Kombinierbar mit thermischen Überlastrelais (z.B., LRD-Serie) to form magnetic starters for overload protection
11. Selection and Replacement

Alternative Modelle: LC1D245M7C (50/60Hz universal coil), LC1D245Q5C (380V-Spule)

Passendes Zubehör:

Hilfskontakte: LADN04 (4NEIN), LADN22 (2NO+2NC), usw.

Thermische Überlastrelais: LRD3363C (230-320A), LRD3359C (170-230A)

Mechanical Interlocks: LADS2 (for reversible contactors)

1. Installations- und Wartungspunkte
2. Inspect product integrity before installation and verify that the model and parameters meet design requirements
3. Use copper lugs for main circuit terminals during wiring to ensure firm connection
4. Install fuses or circuit breakers for control circuit protection (6A recommended)
5. Regularly inspect contact ablation; replace the main contacts when wear exceeds 1mm
6. Keep the contactor clean to prevent dust and oil contamination from affecting its operating performance

VII. Zusammenfassung

Schneider LC1D245M5C is a 245A 3-pole AC contactor in the TeSys D series, suitable for 220V 50Hz control circuits. It is mainly used for controlling three-phase squirrel-cage motors below 110kW or other heavy-duty loads. Its long mechanical and electrical service life, modular design and reliable performance make it an ideal choice in the field of industrial automation.