EATON XV-442-57CQB-1-10 Packaged Motor Controller

Parameter Name
Parameter Value
Product Model
EATON XV-442-57CQB-1-10
Manufacturer
Eaton Corporation
Product Type
Packaged Motor Controller / Motor Protection Starter (Combination Starter in Enclosure)
Motor Rating
57 HP (42.5 kW)​ at a specified voltage (e.g., 460V AC, 3-phase).
Enclosure
NEMA Type 4/4X (CQB suffix)​ – Dust-tight, watertight, and corrosion-resistant. Suitable for indoor/outdoor use in harsh environments.
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Description

Product Overview

The EATON XV-442-57CQB-1-10​ is a specialized Motor Controller​ or Motor Protection Relay​ from Eaton’s extensive motor control and protection portfolio. The model name decodes as follows: XV​ likely denotes a specific product line within Eaton’s motor management family; 442​ may indicate the series or form factor; 57​ is the horsepower (HP) rating​ (57 HP, approximately 42.5 kW); CQB​ likely specifies the enclosure type​ (possibly a NEMA Type 4/4X or 12​ rated, dust-tight, oil-tight, and water-tight enclosure for harsh environments); and -1-10​ defines additional options such as control voltage, control circuit configuration, and specific protection features. This unit is designed as a comprehensive, standalone solution for the protection, control, and monitoring of three-phase AC induction motors. It integrates functions such as a motor starter (likely a combination starter with a contactor and overload relay), short-circuit protection (via fuses or a circuit breaker), and an advanced electronic motor protection relay​ into a single, ruggedized enclosure.
The value of the EATON XV-442-57CQB-1-10​ lies in its all-in-one, robust design for demanding applications. It provides a complete “packaged” motor control center (MCC) in a single enclosure, simplifying installation, reducing panel footprint, and enhancing reliability by minimizing external wiring and connections. The integrated electronic protection relay offers superior motor protection compared to traditional thermal overload relays, including features like phase loss/unbalance protection, ground fault protection, jam protection, and advanced thermal modeling. For plant engineers and maintenance personnel dealing with critical pumps, fans, compressors, or conveyors in harsh environments (outdoor, washdown areas, dusty factories), this unit offers a reliable, weatherproof, and feature-rich solution that safeguards expensive motors, reduces downtime, and provides valuable diagnostic information for predictive maintenance.

Technical Specifications

Parameter Name
Parameter Value
Product Model
EATON XV-442-57CQB-1-10
Manufacturer
Eaton Corporation
Product Type
Packaged Motor Controller / Motor Protection Starter (Combination Starter in Enclosure)
Motor Rating
57 HP (42.5 kW)​ at a specified voltage (e.g., 460V AC, 3-phase).
Enclosure
NEMA Type 4/4X (CQB suffix)​ – Dust-tight, watertight, and corrosion-resistant. Suitable for indoor/outdoor use in harsh environments.
Components
Integrates:

  1. Disconnect Switch or Circuit Breaker:​ For isolation and short-circuit protection.
  2. Contactor:​ For motor starting/stopping.
  3. Electronic Overload Relay / Motor Protection Relay:​ Provides comprehensive protection.
    Protection Features | Electronic relay typically includes:
    • Overload (I²t thermal modeling)
    • Phase Loss & Unbalance
    • Locked Rotor / Jam
    • Ground Fault Protection​ (optional or integrated)
    • Underload Protection
    • Multiple Start/Hour Inhibit
    • Temperature Inputs​ (for PTC thermistors or RTDs)
      Control Voltage | Defined by -1-10suffix. Likely 24V AC/DC​ or 110-120V AC​ for the control circuit.
      Control Interface | Includes standard control terminals for 2-wire or 3-wire control​ (Start/Stop), auxiliary contacts for status feedback, and potentially communication ports​ (e.g., Modbus RTU over RS-485) for integration into a network.
      Status Indication | Local LED indicators​ and/or an LCD display​ for status, faults, and motor data (current, voltage, power).
      Power Supply | For the electronic relay, typically powered from the control voltage or line voltage.
      Standards & Certifications | cULus listed, CE marked, NEMA Type 4/4X, IEC IP66 rated.

XV-440-10TVB-1-50

Key Features and Advantages

EATON XV-442-57CQB-1-10​ excels as a self-contained, ruggedized motor control solution. Its primary advantage is providing complete motor control and protection in a single, sealed enclosure. This “unitized” design dramatically simplifies installation—just wire power in, wire the motor out, and connect control signals. The NEMA 4/4X enclosure​ allows it to be mounted directly in harsh locations where a standard open starter inside a cabinet would not survive, saving the cost and space of an additional environmental enclosure.
Advanced, customizable protection​ is at its core. The integrated electronic relay provides precise thermal modeling​ of the motor, accounting for cooling during stops (I²t calculation), which offers better protection and allows for more aggressive restarting than traditional bimetal overloads. Features like phase unbalance protection​ prevent motor damage from uneven supply voltages. The relay’s diagnostic capabilities​ (display, communication) enable quick troubleshooting, identifying the root cause of a trip (e.g., “Phase Loss” vs. “Overload”).
Enhanced monitoring and connectivity​ are key benefits. Real-time display of motor parameters (current, voltage) aids in performance monitoring. Optional communication modules​ allow integration into plant-wide SCADA or PLC systems for remote start/stop, monitoring, and data logging, enabling condition-based maintenance strategies. For maintenance teams, the clear fault indication and potential for remote diagnostics reduce mean time to repair (MTTR). In summary, this unit delivers reliable motor protection, simplifies installation and maintenance, and provides the intelligence needed for modern motor management, all packaged for the toughest industrial environments.

Application Areas

The EATON XV-442-57CQB-1-10​ is designed for controlling and protecting 57 HP motors in harsh or exposed industrial environments.
Typical applications include:
  • Water & Wastewater Treatment:​ Controlling pumps, blowers, and mixers in outdoor or corrosive wet environments.
  • Food & Beverage Processing:​ For motors in washdown areas requiring NEMA 4X stainless steel or coated enclosures.
  • Chemical & Pharmaceutical:​ Controlling pumps and agitators in areas with potential for chemical exposure.
  • Mining & Aggregate:​ For conveyors, crushers, and pumps in dusty, outdoor conditions.
  • HVAC:​ Large fan and pump motors on rooftops or in mechanical rooms.
Essentially, it is ideal for any 57 HP motor application where environmental protection, advanced motor protection, and a compact, integrated design are critical requirements.

Related Products

  • Three-Phase AC Induction Motor:​ The 57 HP motor being controlled.
  • Control Devices:​ Remote push buttons, selector switches, or PLC/DCS outputs for start/stop commands.
  • Communication Gateway:​ If not integrated, to connect the controller’s serial port to a plant network (Ethernet, Profibus).
  • Current Transformers (CTs):​ May be internal or external for current sensing by the protection relay.
  • Surge Protection Device (SPD):​ Recommended for outdoor installations to protect the electronics from lightning-induced transients.

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