Telemecanique LA4DC1U Suppressor Module

Description:

The Telemecanique LA4DC1U TeSys Deca Suppressor Module is used in industrial motor control systems to protect DC contactor coils and control circuits from voltage transients generated during switching operations. Commonly installed in motor control centers (MCCs), conveyor systems, pumps, compressors, packaging machines, and industrial control panels. Maintenance teams, OEMs, and system integrators use this suppressor module for repair, replacement, retrofit, or industrial automation maintenance.

Applications:

The Telemecanique LA4DC1U TeSys Deca Suppressor Module is commonly used in industrial facilities to reduce inductive voltage spikes in equipment such as conveyors, pumps, compressors, HVAC systems, material handling equipment, robotics, production lines, MCCs, and industrial control panels where dependable surge suppression, reliable machine control, process monitoring, and electrical interlocking are essential.

Technical Specifications:

• Manufacturer: Telemecanique (Schneider Electric)
• Model / Part Number: LA4DC1U
• Product Type: Coil Suppressor Module
• Product Series: TeSys Deca / LA4D
• Suppression Technology: Flywheel diode
• Control Circuit Voltage (Uc): 24–250 VDC
• Maximum Peak Voltage: 1 × Uc
• Mounting: Top mounting by screws on contactor coil terminals
• Compatible Devices: TeSys Deca 3-pole LP1D09...LP1D32 contactors
• Connection Type: Polarized connection
• Operating Temperature: -25 °C to +55 °C
• Storage Temperature: -40 °C to +80 °C
• Country of Origin: France
• Application: Suppression of coil switching transients and protection of DC control circuits from inductive voltage spikes
• Standards/Compliance: RoHS, REACH, Green Premium compliant.

Common Replacements:

• Schneider Electric LA4DC1U TeSys Deca Suppressor Module
• Siemens SIRIUS Coil Suppressor Module
• Allen-Bradley Bulletin 100-D Coil Suppressor Module