Schneider Electric TeSys F Contactor LC1F115 with LR9F5369 Electronic Overload Relay

Schneider Electric TeSys F Contactor LC1F115 with LR9F5369 Electronic Overload Relay

Product Overview: This high-performance motor starting assembly features the reliable Schneider Electric LC1F115 3-pole contactor paired with an advanced LR9F5369 electronic overload relay. Part of the renowned TeSys F range, this heavy-duty set is engineered for the control and protection of motors in demanding industrial environments. It also includes an auxiliary contact block LADN31 (3NO + 1NC) for expanded control logic.

Key Specifications:

• Contactor Model: LC1F115 (TeSys F)

• Rated Operational Current: 115 A (AC-3, <= 440 V) / 200 A (AC-1)

• Motor Power: 55 kW at 400/415 V AC

• Protection Relay: LR9F5369 Electronic Overload Relay

• Thermal Protection Adjustment: 90 – 150 A (Class 10)

• Auxiliary Contacts: 3NO + 1NC (via LADN31 block)

• Rated Insulation Voltage (Ui): 1000 V

• Rated Impulse Withstand Voltage (Uimp): 8 kV

• Manufacturing: Made in Czech Republic

Applications: Designed for heavy-duty industrial applications including:

• Direct-on-line (DOL) starting of high-power asynchronous motors.

• Control of large pumping stations and industrial fans.

• Compressors, conveyors, and crushing equipment.

• Integration into Motor Control Centers (MCC) for energy-intensive facilities.

Technical Advantages: The electronic relay (LR9F) provides superior accuracy compared to standard thermal relays, offering enhanced protection against phase failure and load unbalance. The TeSys F range is celebrated for its compact footprint relative to its high switching capacity and long mechanical life.