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Especificaciones técnicas & Application Guide
- Descripción general del producto
Schneider LUCA32BL is a standard control unit from the TeSys Ultra series (formerly TeSys U series), a component of three-phase motor starters. It must be used with LUB series power bases (such as LUB32 / LUB38) to form a complete motor starting and protection system. It features thermal-magnetic protection and is suitable for industrial applications requiring basic motor protection including overload, cortocircuito, pérdida de fase, phase imbalance, y protección de falla a tierra.
- Parámetros técnicos básicos
| Artículo | Especificación | Descripción |
| Tipo de producto | Standard Control Unit | For TeSys Ultra series motor starters |
| Voltaje de control | 24 VCC | Coil supply voltage, requires separate external power supply |
| Rango de configuración actual | 8 A ~ 32 A | Adjustable overload protection range |
| Voltaje del circuito principal | Arriba a 690 VACACIONES | For three‑phase power systems |
| Clase de protección | Clase 10 | Trip time approx. 20 se sentó 1.5 × corriente nominal |
| Potencia del motor adecuada | 15 kilovatios (400 V) / 18.5 kilovatios (690 V) | For three‑phase self‑cooled motors |
| Frecuencia de funcionamiento | 40–60 Hz | Compliant with global power grid standards |
| Temperatura de funcionamiento | -25 °C ~ +70 °C | Amplio rango de temperatura para entornos industriales. |
| Aprobaciones | UL 508, CSA C22‑2, CEI/EN, CCC | Meets international and Chinese standards |
- Características
- Protección Integral: Sobrecarga, cortocircuito, pérdida de fase, phase imbalance, y protección de falla a tierra
- Reinicio manual: Enables quick restart after fault clearance
- Modbus Communication: Supports configuration and data transfer for remote monitoring and diagnostics
- Montaje flexible: Compatible with various TeSys Ultra power bases
- Alta compatibilidad: Suitable for utilization categories AC-41 / AC-43 / AC-44
- Diseño compacto: Saves cabinet space and increases mounting density
- Aplicaciones
– General machinery including fans, zapatillas, y compresores
– Industrial line equipment such as conveyors and mixers
– Small factory automation systems
– Applications requiring basic motor protection with 24 VDC control signals
– Replacement for traditional thermal relay + contactor combinations, offering more reliable protection and easier installation
- Operating Instructions
- Requisito de instalación: Must be used with a matching LUB series power base with correct electrical connections
- Reglas de cableado: Stable 24 VDC supply for control circuit; three-phase power for main circuit
- Recomendación de configuración: Adjust overload setting according to motor rated current within 8 A–32 A
- Maintenance Note: Regularly check control unit status to ensure proper protection operation
- Communication Setup: Configure Modbus parameters per manual if communication is required
- Información de compatibilidad
Compatible Power Bases: TeSys Ultra series including LUB32 (32 A), LUB38 (38 A)
Reemplazo: Can replace some traditional thermal relay + contactor assemblies with an integrated solution
Ruta de actualización: For advanced functions such as built-in soft starting and energy monitoring, consider TeSys T or TeSys Giga series
The Schneider LUCA32BL is a cost-effective standard motor control unit. Con su diseño compacto, protección integral, y amplia compatibilidad, it is an ideal choice for starting and protecting three-phase motors in industrial automation, especially for cost-sensitive applications requiring basic protection.
TeSys Ultra (formerly TeSys U) Standard Control Unit Range & Power Bases
- Complete List of Standard Control Units (LUCA Series)
TeSys Ultra standard control units use thermal-magnetic protection and provide overload, cortocircuito, pérdida de fase, phase imbalance, y protección de falla a tierra. They are only compatible with standard power bases (Serie LUB) and not with advanced bases (LUBxxx0 series). All models are Class 10, 3-polo (3PAG) three-phase devices.
| Rango de configuración actual | 24 VCC | 48–72 V AC/DC | 110–240 V AC/DC | 24 VACACIONES | Potencia del motor (400 V) |
| 0.35–1.4 A | LUCA1XBL | LUCA1XES | - | LUCA1XB | 0.75 kilovatios |
| 1.25–5 A | LUCA05BL | LUCA05ES | LUCA05FU | LUCA05B | 2.2 kilovatios |
| 3–12 A | LUCA12BL | LUCA12ES | LUCA12FU | LUCA12B | 5.5 kilovatios |
| 4.5–18 A | LUCA18BL | LUCA18ES | LUCA18FU | LUCA18B | 7.5 kilovatios |
| 8–32 A | LUCA32BL | LUCA32ES | LUCA32FU | LUCA32B | 15 kilovatios |
Convención de nomenclatura de modelos
LUC: Prefix for TeSys Ultra control units
A: Unidad de control estándar (Advanced versions: C/D/M)
XX: Current range code (1X = 0.35–1.4 A, 05 = 1.25–5 A, 12 = 3–12 A, 18 = 4.5–18 A, 32 = 8–32 A)
Sufijo: BL = 24 VCC, ES = 48–72 V AC/DC, FU = 110–240 V AC/DC, B = 24 VACACIONES
- Complete List of Power Bases (LUB Series)
TeSys Ultra power bases are divided into standard bases (sin sufijo) and advanced bases (sufijo 0), both 3P three-phase, for different control unit types.
2.1 Standard Power Bases (For LUCA Series Standard Control Units)
| Modelo | Corriente nominal | Tensión nominal | Contactos auxiliares | Compatible Control Units | Max Motor Power (400 V) |
| LUB12 | 12 A | 690 V | Opcional | LUCA1X / LUCA05 / LUCA12 | 5.5 kilovatios |
| LUB32 | 32 A | 690 V | Opcional | Full LUCA series | 15 kilovatios |
| LUB38 | 38 A | 690 V | Opcional | Full LUCA series | 18.5 kilovatios |
2.2 Advanced Power Bases (For LUCC / LUCD / LUCM Advanced Control Units)
| Modelo | Corriente nominal | Tensión nominal | Contactos auxiliares | Compatible Control Units | Max Motor Power (400 V) |
| LUB120 | 12 A | 690 V | 1NO + 1CAROLINA DEL NORTE | LUCC/LUCD/LUCM (1.25–12 A) | 5.5 kilovatios |
| LUB320 | 32 A | 690 V | 1NO + 1CAROLINA DEL NORTE | LUCC/LUCD/LUCM (full range) | 15 kilovatios |
| LUB380 | 38 A | 690 V | 1NO + 1CAROLINA DEL NORTE | LUCC/LUCD/LUCM (full range) | 18.5 kilovatios |
2.3 Reversing Power Bases (For Reversing Control Units)
| Modelo | Corriente nominal | Tensión nominal | Compatible Reversing Control Units | Max Motor Power (400 V) |
| LU2B12 | 12 A | 690 V | LU2A1X / LU2A05 / LU2A12 | 5.5 kilovatios |
| LU2B32 | 32 A | 690 V | Full LU2A series | 15 kilovatios |
| LU2B38 | 38 A | 690 V | Full LU2A series | 18.5 kilovatios |
- Key Matching Rules
- Standard Control Unit (LUCA) + Standard Base (LUBxx): Basic motor protection with thermal-magnetic protection and standard control
- Advanced Control Unit (LUCC/LUCD/LUCM) + Advanced Base (LUBxx0): Premium protection with diagnostics, comunicación, y funciones ampliadas
- Control unit current range ≤ base rated current: p.ej., LUCA32BL (8–32 A) may only be used with LUB32 (32 A) or LUB38 (38 A), not LUB12 (12 A)
- Control voltage is independent of main voltage: Control unit powered via terminals A1/A2 on the base, típicamente 24 VDC/AC, 48–72 V AC/DC, or 110–240 V AC/DC
- Notas de aplicación
- Montaje: Control unit plugs directly into power base and locks with a clip; no additional tools required
- Protección: Basic protection including Class 10 sobrecarga, cortocircuito (13 × Ir max), phase imbalance, pérdida de fase, and earth fault (equipment protection)
- Comunicación: Soporta Modbus (with optional communication module) for remote monitoring and diagnostics
- Ambiente: Temperatura de funcionamiento -25 °C ~ +70 °C, suitable for most industrial environments
La combinación de unidades de control estándar TeSys Ultra (Serie LUCA) y bases de poder (Serie LUB) Proporciona una solución flexible y confiable para arranque y protección de motores., covering three-phase motors from 0.75 kW a 18.5 kilovatios. Selection should be based on motor rated current, voltaje de control, and protection requirements to ensure safe and stable operation.
