Description

Application Scenarios:

Imagine a large commercial vessel traversing rough seas,where reliable power generation is not just a convenience but a matter of survival.The vessel relies on its diesel generator sets to power everything from navigation systems to propulsion auxiliaries.In such a critical maritime scenario,the DEIF PSM-1 plays an indispensable dual role.Firstly,it ensures a stable and clean power supply to the DEIF Delomatic-3 or PPM 300 control systems,which manage the intricate operations of the vessel’s power plant.This consistent power is vital for the precise synchronization,load sharing,and protection algorithms executed by the main controllers.Secondly,and equally crucial,the DEIF PSM-1 actively monitors the generator’s output,providing real-time overload and reverse power protection.Should an unexpected surge in demand cause an overload,or if a grid fault leads to power flowing back into the generator(reverse power),the DEIF PSM-1 will swiftly detect this anomaly and initiate protective measures—either an alarm or a direct trip—to safeguard the generator from severe damage.This proactive protection,combined with its robust power delivery,ensures continuous,safe operation,preventing costly equipment failures and maintaining the vessel’s critical functions,even in the most challenging conditions.

Parameter:

Main Parameters Value/Description

Product Model PSM-1

Manufacturer DEIF A/S

Product Category Power Supply Module/Overload-Reverse Power Relay

Input Voltage 24V DC or 110/220V AC(model dependent):Versatile power input options for various systems.

Output Power Stable DC or AC power with small voltage fluctuation range:Ensures consistent and clean power delivery to connected equipment.

Overload Setting Range 25%to 125%of rated current:Programmable threshold for precise generator overload protection.

Reverse Power Setting Range 0 to 25%of rated power:Adjustable threshold to prevent reverse power damage to generators.

Response Time Adjustable(several seconds to tens of seconds):Configurable delay for alarms/trips to suit specific application needs.

Output Contact Relay contact(normally open/normally closed optional):For alarm output and control signals to monitoring systems.

Communication Interface Supports Modbus and other protocols(optional):Facilitates remote monitoring and fault diagnosis.

Operating Temperature-40°C to+70°C(typical):Designed for reliable operation in harsh industrial and marine environments.

Redundancy Support Supports redundant power supply configuration:Enhances system availability and prevents downtime due to power failure.

Design Standard Industrial-grade design,often Marine Certified:High anti-interference ability and long service life.

Export to Sheets

Technical Principles and Innovative Values:

The DEIF PSM-1 integrates several key technical principles and innovative features that underscore its value in critical power management:

Advanced Power Electronics for Stable Output:At its core,the DEIF PSM-1 leverages sophisticated power electronics technology,often involving high-frequency switching devices(such as MOSFETs or IGBTs)combined with precise control circuits.This enables it to convert input power into a highly stable and regulated output with minimal voltage fluctuations,even under varying load conditions.This ensures the reliable operation of sensitive control electronics,preventing brownouts or power spikes from affecting system performance.

Dual-Functionality:Power Supply&Protection:A key innovation of the DEIF PSM-1 is its ability to seamlessly integrate both stable power supply and critical generator protection functions.It isn’t just a power conditioner;it actively monitors the generator’s electrical parameters.This dual role simplifies system design,reduces wiring,and enhances overall reliability by having a single,robust module manage two essential aspects of power system integrity.

Programmable Overload and Reverse Power Protection:The DEIF PSM-1 features highly configurable overload and reverse power protection.Users can precisely set thresholds for both current and power,along with adjustable time delays for alarm and trip actions.This programmability allows the module to be finely tuned to the specific characteristics of different generator sets and application requirements,preventing both under-protection and nuisance trips,thereby optimizing generator lifespan and operational efficiency.

High Reliability and Environmental Robustness:Engineered for demanding environments,the DEIF PSM-1 adheres to industrial-grade design principles.This includes robust component selection,advanced circuit protection against transients and interference,and a wide operating temperature range.For marine applications,it often meets stringent international marine classification society standards,ensuring long-term stable operation even amidst vibrations,shocks,and humid,corrosive atmospheres.

Integrated Alarm and Communication Capabilities:Beyond local protection,the DEIF PSM-1 is equipped with alarm output functions and,optionally,communication interfaces(e.g.,Modbus).This allows it to transmit fault information to higher-level monitoring and SCADA systems.Such connectivity facilitates remote monitoring,diagnostics,and data logging,enabling swift response to anomalies and contributing to proactive maintenance strategies.

Application Cases and Industry Value:

A prime example of the DEIF PSM-1’s impact is its deployment in a data center’s backup power system.Data centers demand absolute power continuity;even a momentary interruption can lead to massive data loss and financial impact.This particular data center utilized large diesel generator sets as their critical backup power source.

The integration of the DEIF PSM-1 modules into the generator control panels provided a significant enhancement to their reliability.Previously,they had separate,less integrated solutions for power supply to the generator controllers and for generator protection,leading to more complex wiring and potential points of failure.With the DEIF PSM-1,the entire system became more streamlined.During a simulated utility power outage,the DEIF PSM-1 ensured that the generator controllers received stable,uninterrupted power,allowing for a seamless transition to backup generation.More critically,during a subsequent real-world event where a sudden spike in data center load occurred,one generator temporarily experienced an overload condition.The DEIF PSM-1 on that generator swiftly detected the overload(within its user-defined parameters)and initiated an alarm,allowing the power management system to shed non-critical loads and balance the power distribution,preventing a complete generator shutdown.

This application demonstrated the DEIF PSM-1’s direct contribution to enhancing the data center’s power reliability and operational uptime.The precise protection it offered safeguarded the expensive generator assets,reducing wear and tear,and avoiding potential damage from sustained abnormal conditions.Its flexible configuration and communication capabilities also simplified integration into the existing building management system,providing centralized monitoring and diagnostics,which ultimately contributed to lower maintenance costs and a higher confidence in the backup power infrastructure.

Related Product Combination Solutions:

The DEIF PSM-1 often operates as a key support module within DEIF’s comprehensive power management and control solutions.It synergizes effectively with:

DEIF PPM 300 Series Controllers:The DEIF PSM-1 typically provides the stable power and protection for these advanced generator,marine,or utility controllers,which manage synchronization,load sharing,and complete plant control.

DEIF Delomatic-3 Series Controllers:An older generation of highly reliable DEIF controllers,where the DEIF PSM-1 would serve as a vital power supply and protection component,ensuring the longevity of these robust systems.

DEIF AGC(Automatic Generator Controller)Series:In applications focused on single or multiple generator control,the DEIF PSM-1 can support the AGC controller by providing robust power and essential generator protection functions.

DEIF MTR(Multi-Transducer)Series:These transducers provide precise measurements of electrical parameters(voltage,current,power)that the DEIF PSM-1 might monitor for its protection functions,feeding accurate data to the control system.

DEIF EIM(Engine Interface Module)Series:Used to interface DEIF controllers with various engine types via CANbus or discrete I/O,receiving power from or working alongside the DEIF PSM-1.

DEIF Display Units(e.g.,AGI 200/300 Series):These HMI devices provide local visualization and control for the DEIF system,powered and supported by the reliable infrastructure that the DEIF PSM-1 helps maintain.

DEIF I/O Expansion Modules:For systems requiring additional digital,analog,or relay I/O,these modules expand the control capabilities,drawing power from the system’s power backbone that the DEIF PSM-1 helps to establish.

Choose Shenzhen Changxin for worry-free after-sales service and high-quality products. We only cooperate with first-tier brand manufacturers in the industry. Our products are imported and comprehensive. We provide thoughtful pre-sales service, communicating multiple times with customers about product models, quality, prices, and delivery schedules to jointly confirm the solutions and address users’ concerns in advance. Business execution is in place, ensuring on-time delivery of ordered products and formulating a comprehensive delivery plan to guarantee the project schedule. We also assist users in handling acceptance procedures. Our after-sales service is impeccable. For any problems during the warranty period, we only replace, not repair. We never shirk responsibilities or pass the buck when encountering problems. Our service hotline is available 24/7: 18150087953 SOLEMN COMMITMENT 1. For all items, modules, and cards sold by our company, if any quality problems occur during normal use within the warranty period, we will provide free replacements without any excuse or delay. 2. For non-discontinued materials and equipment that are out of the warranty period, we only charge the cost of relevant accessories for quality problems. 3. For discontinued materials and equipment, we provide alternative models and equipment replacement process services. 4. For the materials and equipment purchased by customers, we offer lifetime free system software upgrades and provide relevant technical documents for free. 5. We regularly follow up on the usage of the materials purchased by customers and promptly solve any problems. 6. Our company’s hotline provides 24-hour service, and we will respond to customers’ questions within 1 hour. 7. For any other matters not covered, our company adheres to the attitude of “thoughtful service and full responsibility” and solves problems from the customer’s perspective in a practical way. With a serious and rigorous corporate style, we wholeheartedly serve every customer.