Product Overview

The DEIF DLQ144-PC-NB​is a sophisticated multi-functional controller manufactured by DEIF A/S,a global leader in power management solutions.This advanced controller is specifically designed for generator set control and power management applications,providing comprehensive monitoring,protection,and control functions for single or multiple generator installations.The DEIF DLQ144-PC-NB​combines precise measurement capabilities with robust control algorithms to ensure optimal performance of power generation systems in both land-based and marine applications.Engineered to meet stringent international standards,this controller delivers reliable operation in demanding environments where power quality and system availability are critical.

As part of DEIF’s extensive power management portfolio,the DEIF DLQ144-PC-NB​features a high-resolution display and intuitive user interface that simplifies system configuration and operation.The controller’s modular design supports various communication protocols including CANopen,Modbus TCP,and J1939,enabling seamless integration into complex power management systems.The DEIF DLQ144-PC-NB​incorporates advanced synchronization functionality that ensures smooth generator connection to the busbar,while its comprehensive protection features safeguard equipment against abnormal operating conditions.In critical power applications worldwide,this controller has demonstrated exceptional reliability in maintaining power system stability and preventing equipment damage.

Technical Specifications

Product Model|DEIF DLQ144-PC-NB

Manufacturer|DEIF A/S

Product Type|Generator Controller

Input Voltage|24-230V AC/DC

Frequency Range|0-5 kHz

Analog Inputs|8 channels

Digital Inputs|16 channels

Relay Outputs|12 channels

Communication|CANopen,Modbus TCP,J1939

Display|5.7″color TFT

Protection Class|IP54(front panel)

Operating Temperature|-25°C to+70°C

Storage Temperature|-40°C to+85°C

Accuracy|Class 0.5 per IEC 62053-22

Certifications|DNV-GL,ABS,BV,LR,UL

Main Features and Advantages

The DEIF DLQ144-PC-NB​delivers exceptional performance through its advanced measurement system that achieves Class 0.5 accuracy according to IEC 62053-22 standards.The controller’s high-speed sampling technology ensures precise monitoring of electrical parameters including voltage,current,frequency,and power factors.With 8 analog inputs and 16 digital inputs,the DEIF DLQ144-PC-NB​provides comprehensive system monitoring capabilities,while 12 relay outputs enable flexible control of generators and associated equipment.The integrated 5.7-inch color TFT display presents clear system information and facilitates straightforward configuration through an intuitive menu structure.

Protection and control:Featuring comprehensive generator protection functions,the DEIF DLQ144-PC-NB​safeguards against overcurrent,under/over voltage,under/over frequency,and reverse power conditions.The controller’s advanced synchronization module enables precise frequency and phase matching for smooth generator connection to the busbar.Load sharing functionality ensures proportional power distribution between multiple generators,optimizing fuel efficiency and equipment utilization.The DEIF DLQ144-PC-NB’s robust construction with IP54 front panel protection ensures reliable operation in harsh environmental conditions.

Communication and integration:Supporting multiple industrial communication protocols including CANopen for generator interface,Modbus TCP for system integration,and J1939 for engine communication,the DEIF DLQ144-PC-NB​provides flexible connectivity options.The controller’s event logging capability records system events with timestamp information,facilitating troubleshooting and maintenance activities.Remote monitoring and control functionality enables integration with higher-level SCADA systems for comprehensive power management.

Application Field

The DEIF DLQ144-PC-NB​finds primary application in power generation and distribution systems requiring reliable generator control and power management.In marine installations,the controller manages main and auxiliary generators on vessels,ensuring stable power supply for propulsion and hotel loads.The DEIF DLQ144-PC-NB’s compliance with major classification society standards including DNV-GL,ABS,and Lloyd’s Register makes it particularly suitable for offshore and marine applications where certification requirements are stringent.

In land-based power systems,the DEIF DLQ144-PC-NB​controls generator sets in hospitals,data centers,and industrial facilities where uninterrupted power supply is critical.The controller’s load sharing and synchronization capabilities make it ideal for parallel generator applications in prime power and standby power systems.Additional applications include:

Offshore platform power systems

Hybrid power plants

Island mode power networks

Critical infrastructure backup power

Renewable energy integration

Mining industry power systems

Telecommunications power backup

Water treatment plant power management

Related Products

DEIF DLQ144-PC​-Basic version controller

DEIF AGC-4​-Advanced generator controller

DEIF RES​-Renewable energy controller

DEIF PPM​-Power protection module

DEIF MCC​-Marine control console

DEIF GCP-3​-Grid connection panel

DEIF PPM​-Power plant manager

DEIF AGC-200​-Compact generator controller

Installation and Configuration

Pre-installation preparation:The DEIF DLQ144-PC-NB​requires careful planning of panel layout and wiring routing.Ensure adequate clearance for cable connections and maintenance access,with particular attention to separation between power and control wiring.Verify that environmental conditions including temperature,humidity,and potential contaminants are within specified limits.All necessary mounting hardware and tools should be prepared according to manufacturer specifications.

Configuration and commissioning:System setup involves electrical parameter configuration,protection setting adjustment,and communication protocol selection.The DEIF DLQ144-PC-NB’s intuitive programming interface simplifies configuration through menu-driven parameter setting.Commissioning should include verification of measurement accuracy using calibrated test equipment,functional testing of protection features,and validation of communication interfaces.Detailed records of configuration settings should be maintained for future reference.

Product Guarantee

We guarantee that all DEIF DLQ144-PC-NB​generator controllers are genuine DEIF products,manufactured to original specifications and subjected to comprehensive testing.Our quality assurance process includes functional testing of all input/output channels,communication interface validation,and protection function verification.We provide complete technical documentation and application support to ensure successful integration into your power management system.All controllers are covered by our standard warranty with technical support available for configuration and troubleshooting.Our inventory management maintains adequate stock levels to support both new projects and maintenance requirements for critical power systems.

Product Lifecycle Commitment:

The DEIF DLQ144-PC-NB represents DEIF’s commitment to excellence in power management technology.We ensure genuine components with full certification documentation and traceability.Our technical support team provides expert guidance for installation,configuration,and maintenance activities.We maintain adequate inventory levels and rapid response capabilities to support critical power system requirements.Our continuous product support ensures that the DEIF DLQ144-PC-NB​will deliver reliable performance throughout its service life in your power generation applications.

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