Schneider Electric Telemecanique CA3DN40DB Control Relay

Description:

The Telemecanique CA3DN40DB Control Relay is used in industrial control circuits to provide reliable switching of auxiliary control and automation signals. Commonly installed in motor control centers, control panels, packaging machinery, conveyors, and process equipment requiring dependable auxiliary contact switching. Maintenance teams, OEMs, and system integrators use this control relay for equipment replacement, machine retrofits, control panel modernization, and new industrial automation installations.

Applications:

The Telemecanique CA3DN40DB Control Relay is designed for auxiliary switching, PLC interfacing, machine sequencing, interlocking, and signaling applications in industrial automation systems. It is widely used in manufacturing equipment, material handling systems, HVAC installations, and process control panels where dependable relay operation is required. This model features a 24 VDC control coil, a 4 NO 4-pole contact configuration, and a 10 A thermal current rating, making it suitable for demanding industrial control applications.

Technical Specifications:

• Manufacturer: Telemecanique / Schneider Electric
• Model / Part number: CA3DN40DB
• Product type: Control relay
• Product range: CA3 Series
• Coil voltage: 24 V DC
• Contact configuration: 4 NO (4 normally open)
• Number of poles: 4
• Conventional thermal current (Ith): 10 A
• Rated operational voltage (Ue): Up to 690 V AC, 400 Hz
• Rated insulation voltage (Ui): 690 V (IEC), 750 V (VDE), 600 V (CSA)
• Rated making capacity (Irms): 110 A (IEC 60947)
• Utilization category: AC-15, DC-13
• Electrical connection: Screw clamp terminals
• Mounting: 35 mm DIN rail or panel mount
• Application environment: Industrial control panels, motor control systems, machinery, and factory automation equipment.

Common Replacements:

• Schneider Electric CA3KN40BD TeSys K Control Relay
• Schneider Electric CAD40BD TeSys D Control Relay
• Schneider Electric CAD50BD TeSys D Control Relay