The Schneider Electric LUB120 is a 3-pole, 12 A non-reversing power base from the TeSys Ultra range, designed for motor control and motor protection applications. It operates at rated voltages up to 690 V AC with a service breaking capacity of 50 kA at 440 V. A wide control circuit voltage range – 24 V to 240 V AC/DC – allows integration with diverse control systems.

Technical specifications:

• Commercial reference: LUB120
• Manufacturer: Schneider Electric
• EAN: 3389110362794
• Series / range: TeSys Ultra
• Number of poles: 3P
• Rated thermal current [Ith]: 12 A
• Rated operational current [Ie]: 12 A at 440/500 V, 9 A at 690 V
• Rated operational voltage [Ue]: up to 690 V AC (power circuit)
• Utilization category: AC-41, AC-43, AC-44
• Service breaking capacity [Ics]: 50 kA at 440 V, 4 kA at 690 V
• Auxiliary contacts: 1 NO + 1 NC
• Control circuit voltage [Uc]: 24…240 V AC, 24…220 V DC
• Mechanical endurance: 15 million cycles
• Dimensions (W x H x D): 45 x 154 x 126 mm
• Weight: 0.865 kg
• IP rating: IP20 (front panel and terminals), IP40 (front panel outside connection zone) per IEC 60947-1
• Operating temperature: -25…70 C (with LUCA/LUCB/LUCC/LUCD), -25…60 C (with LUCM)
• Mounting: DIN rail snap-on or screw fixing to panel
• Power circuit connection: screw terminal blocks, 1…10 mm rigid or 1…6 mm flexible
• Certifications: CE, UL, CSA, CCC, EAC, ATEX, Marine

Features and benefits:

• Suitable for isolation, enabling safe disconnection of motor circuits
• ATEX and Marine certifications allow use in hazardous and marine environments
• High mechanical endurance of 15 million cycles for demanding industrial duty
• 400 V SELV safe separation between control, auxiliary, and main circuits per IEC 60947-1
• Compatible with TeSys U control units including LUCA, LUCB, LUCC, LUCD, and LUCM

Applications:

• Direct-on-line motor starting in industrial machinery and production lines
• Motor control and protection panels in HVAC, pumping, and manufacturing
• Hazardous area installations requiring ATEX-certified motor starters
• Marine and offshore motor control applications

Compliant with IEC 60947-6-2 and EN 60947-6-2. Part of the Schneider Electric TeSys Ultra range.

Also known as: Schneider LUB120, Schneider Electric LUB120, TeSys U power base, non-reversing motor starter base.