Schneider LUCA32BL Standard control unit

The Schneider Electric LUCA32BL is a standard control unit in the TeSys Ultra series, designed for three-phase motor protection and control. It covers a rated motor current adjustment range of 8...32 A with a 24 V DC control circuit, delivering Class 10 overload and short-circuit protection for motors up to 18.5 kW at 690 V AC.

Technical specifications:

• Commercial reference: LUCA32BL
• Manufacturer: Schneider Electric
• EAN: 3389110363869
• Series / range: TeSys Ultra
• Product type: Standard control unit
• Rated motor current adjustment range: 8...32 A
• Control circuit voltage [Uc]: 24 V DC (operating range: 20...27 V)
• Rated operational voltage [Ue]: 690 V AC
• Motor power: 15 kW at 400...440 V AC, 18.5 kW at 690 V AC (50/60 Hz)
• Tripping class: Class 10, trip threshold 14.2 x Ir +/- 20%
• Usage categories: AC-41, AC-43, AC-44
• Network frequency: 40...60 Hz
• Rated insulation voltage [Ui]: 690 V (IEC 60947-6-2), 600 V (UL/CSA)
• Rated impulse withstand voltage [Uimp]: 6 kV
• Mounting: Plug-in (front)
• Dimensions (W x H x D): 45 x 66 x 60 mm
• Weight: 0.135 kg
• IP rating: IP20 (front panel and wired connections), IP40 (external connection zone)
• Operating temperature: -25...70°C
• Certifications: CE, UL, CSA, CCC, EAC, ATEX, Marine

Features and benefits:

• Overload and short-circuit protection with Class 10 tripping characteristic
• Phase loss and phase imbalance detection
• Earth fault protection and manual reset function
• Thermal compensation across full operating range (-25...70°C) per IEC 60947-6-2
• Compatible with LUB32, LUB38, LUB320, and LUB380 power bases

Applications:

• Motor starter protection in industrial automation and control panels
• Direct-on-line starters for three-phase motors up to 18.5 kW
• Reversing starter configurations with LU2B32BL or LU2B38BL reversing devices
• Motor control centres requiring earth fault and phase loss protection

Compliant with IEC/EN 60947-6-2, UL 60947-4-1, and CSA C22.2 No 60947-4-1. Part of the Schneider Electric TeSys Ultra range.

Also known as: Schneider LUCA32BL, Schneider Electric LUCA32BL, TeSys Ultra standard control unit.