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Power supply system

Summary

Designed in accordance with Korean Industrial Standards (KS C IEC 60364-7-701~740 Special Facilities and Special Locations) for operating voltages of 22.9kV or lower, this integrated intelligent power supply is a cutting-edge device that safely supplies power even in locations with risks of electric shock and fire. In particular, it can provide stable, uninterrupted power to sensitive facilities such as military communications vehicles, plants, and hospitals.

Indoor type

Outdoor type

Leakage current detection/notification

Crossing gate/Insulating transformer

Key Features
  • 24-hour real-time insulation status monitoring
  • Leakage current limited to 5mA or less → Prevents electric shock and fire
  • Insulating transformer-based IT system → Balanced power output (±110V)
  • Uninterrupted, safe power supply even in the event of lightning, ground faults, or flooding
Real-time insulation monitoring
  • Existing visual inspection → 24-hour quantitative monitoring
  • Abnormalities detected and alerted before an accident occurs
Balanced power conversion
  • Unbalanced power is converted to ±110V symmetrical power
  • Maintains a 0V potential difference → Protects sensitive electronic equipment
Stable power supply
  • Maintains stable power supply without power interruption and an alarm even in the event of ground faults, current leakage, or direct or indirect contact
Leakage current limitation
  • Limits current flowing to ground to 5mA or less
  • Prevents electric shock and fire accidents
Specification
Format Specification
Rated Voltage 1kV or less
Rated Current Max. 1000A
Rated Short Time Current:1sec Max. 50kA
Enclosure type Exposed, recessed, wall-mounted
Enclosure material STEEL, SUS, etc.

Expected effect

  • 01

    Stable power continuity

    Stable power continuity without power outages

  • 02

    Protection of high-sensitivity electronic equipment

    communications equipment, hospital medical devices, etc.

  • 03

    Prevention of electric shock and fire

    Leakage current limited to 5mA

  • 04

    Strategization and standardization possible

    Military, industrial, and public facilities

Summary

Intelligent power supply systems for disaster management are cutting-edge power systems used in CCTV, communications equipment, and disaster management infrastructure. They prevent electric shock, fire, and power outages caused by lightning, ground faults, and insulation deterioration.
Specifically, they ensure the uninterrupted operation of CCTV and disaster control systems by resupplying safe power even after existing leakage circuit breakers have tripped.

Before installation

After installation

Key Features
Automatic Power Resupply
  • When an existing ground fault circuit breaker (RCD) trips, ▶ The power supply immediately resupplies safe power.
  • Continuous operation of CCTV and communication devices without power outages.
Real-time insulation monitoring
  • 24-hour monitoring of insulation resistance degradation, current leakage, and ground faults.
  • Early warning before an accident occurs.
Lightning and surge protection
  • Complies with KS C IEC 62305, with a primary and secondary dual protection structure.
  • Interlocks with SPDs to prevent lightning and surge damage.
Leakage current limitation
  • Limits current flowing to ground to 5 mA or less.
  • Prevents electric shock and fire accidents.
Specification
Format Specification
Rated Voltage 1kV or less
Rated Current Max. 1000A
Rated Short Time Current:1sec Max. 50kA
Enclosure type Wall-mounted, self-supporting, customizable
Enclosure material SUS, STEEL for indoor use, other

Expected effect

  • 01

    Disaster Management Without Power Outages

    Continuous Power Supply to CCTV and Disaster Prevention Equipment

  • 02

    Real-Time Monitoring

    No Screen Losses Even During Lightning Strikes or Power Leaks

  • 03

    Strengthened Disaster Response

    Secure Golden Hours and Maximize On-Site Response

  • 04

    Improved Maintenance Efficiency

    Minimize Cost Losses Due to Malfunctions and Power Outages

Summary

Medical IT power supplies are designed to ensure the safety of patients and medical staff in medical settings such as hospitals, clinics, nursing homes, and operating rooms.
They proactively prevent the risks of electric shock, fire, and power outages through insulation transformers, fault current meters, and fault circuit detectors, all in accordance with KS C IEC 60364-7-710.
Standard for Electrical Equipment in Medical Facilities

Front

Inside

Key Features
Electrical Accident Prevention
  • Limits leakage current to 5mA or less in the event of a ground fault, current leakage, open circuit, or phase failure.
  • Prevents accidents such as electric shock, fire, and power outages.
Real-time insulation status monitoring
  • Real-time measurement of insulation resistance (220V: 50kΩ, 380V: 100kΩ)
  • Early warning and administrator notification in the event of a resistance drop.
Recovery and maintenance of normal voltage (upon user request)
  • Automatically restores normal phase in the event of open circuit or phase f ailure.
  • Automatically adjusts voltage and current imbalances to ensure stable power supply.
Medical safety protection features
  • Limits current flowing to the human body to 5mA or less in the event of direct or indirect contact.
Intelligent fault detection
  • Identifies fault locations in each branch circuit using the fault circuit detector (SMPD-E).
  • Abnormal current, temperature, and load monitoring.
Display and alarm system
  • Normal (green) / Warning (yellow) / Alarm (red) visual Display
  • Supports audio and remote notifications ▶ Enables real-time monitoring in operating rooms and treatment rooms.
Specification
Format Specification
Rated Voltage AC 220V 6%( 85%15)
Rated Current Max. 1000A, 1CA=10,000A
Rated Short Time Current:1sec Max. 10kA
Enclosure type Exposed, Recessed
Enclosure material STEEL, SUS, etc.

Expected effect

  • 01

    Minimize the risk of electric shock and fire

    Minimize the risk of electric shock and fire for patients and medical staff in medical settings.

  • 02

    Securing a stable environment

    Securing a stable surgical and treatment environment without power outages

  • 03

    Prevent medical accidents

    Prevent medical accidents through real-time fault detection and early response.

  • 04

    Ensure reliability

    Ensure reliability through compliance with government standards and certifications (e.g., KSC IEC, KEC, NET New Technology).

Key Features
  • Limits leakage current to 5mA or less in the event of a ground fault, current leakage, or insulation deterioration in electrical equipment or loads.
  • Prevents electrical accidents such as electric shock, fire, and power outages.
  • Digital protection circuitry maintains stable power quality.
  • Compact and lightweight design allows for easy installation and diverse field applications.

PRLS

Perspective view

Specification
Format Specification
Nominal Voltage 250V or less
Input/Output Power 220/220 or 220/110
Power Supply Method Single-phase, 2-wire
Leakage Current Limit (Ground Fault) 5mA or less
Operating Height Above Sea Level ≤1,000m
Operating Environment -25℃ ~ 40℃
Operating Relative Humidity Maximum 90%, Minimum 20%
Rated Capacity (kVA) 0.5 / 1 / 2 / 3 / 5 / 7.5 / 10kVA
Insulation Class Class F (155℃)
Test Voltage 2kV
Insulation Resistance 1MΩ or more
Frequency 50/60Hz
Models
Model NO. Type Specifications KVA DIMENSIONS(mm) Weight (kg)
PRIMARY(V) SECONDARY(V) W H D a b c d ø1
PRLS SP-0.5KVA Exposure 220V 220V 0.5 230 380 135 206 40 244 40 9.61kg
PRLS SP-1KVA 1 230 380 135 206 40 244 40 12.86kg
PRLS SP-2KVA 2 230 380 135 206 40 244 40 17.88kg
PRLS SP-3KVA 3 230 380 135 206 40 244 40 22.62kg
PRLS SP-5KVA 5 340 480 165 326 50 344 40 29.50kg
PRLS SP-7.5KVA 7.5(8) 340 480 165 326 50 344 40 38.00kg
(39.30)
PRLS SP-10KVA 10 340 480 165 326 50 344 40 46.00kg

Expected effect

  • 01

    Prevents electrical accidents

    Such as electric shock, fire, and power outages.

  • 02

    Improves industrial productivity

    Improves industrial productivity with continuous power supply.

  • 03

    Ensures reliability

    Ensures reliability with government certifications (KC, type testing, NET, etc.).

  • 04

    Applicable to a wide range of applications

    Including construction, plants, local governments, and hospitals.