Digital Smart Power

Protection Relays

  • GKT-05-V2 3 Phase 3P3W Voltage Protection Relay (Low Voltage System)
    Model: GKT-05-V2
    Brief:
    GKT-05F-V2 is a 3 phase 3P3W voltage protection relay. It provides adjustable overvoltage and undervoltage protection with delay control, helping prevent equipment damage and ensuring stable operation of motors, pumps and industrial systems.
  • TH-22 Thermal Overload Relay (1-1.6A)
    Model: 1-1.6A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 1-1.6A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • FKV-12N-V2 3 Phase Neutral & Imbalance Protection Relay
    Model: FKV-12N-V2
    Brief:
    FKV-12N-V2 is a 3 phase protection relay for 3×380VAC + Neutral (3P4W) systems. It provides fixed phase imbalance protection and neutral monitoring, helping prevent equipment damage caused by voltage imbalance and neutral faults. Ideal for motors, pumps and industrial applications.
     
    ·3P&4W System (3*380VAC+Neutral).
    ·Asymmetry : %40(Fixed). 
  • GKT-05F-V2 3 Phase 3P3W Voltage Protection Relay with Phase Sequence (Low Voltage System)
    Model: GKT-05F-V2
    Brief:
    GKT-05F-V2 is a 3 phase 3P3W voltage protection relay with built-in phase sequence protection. It provides adjustable overvoltage and undervoltage protection with delay control, helping prevent equipment damage and ensuring stable operation of motors, pumps and industrial systems.
  • TH-22 Thermal Overload Relay (1.6-2.5A)
    Model: 1.6-2.5A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 1.6-2.5A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • FKV-14-V2 3 Phase Phase Sequence & Imbalance Protection Relay
    Model: FKV-14-V2
    Brief:
    FKV-14-V2 is a 3 phase protection relay for 3×380VAC systems. It provides fixed phase imbalance protection and phase sequence protection, helping prevent equipment damage caused by phase loss, incorrect phase rotation and voltage imbalance. Ideal for motors, pumps and industrial applications.
     
    ·3P&3W System (3*380VAC).
    ·Asymmetry : %30(Fixed). 
    ·Phase Sequence Protection
  • FKV-03H-V2 Phase Failure & Voltage Protection Relay (3P3W)
    Model: FKV-03H-V2
    Brief:
      FKV-03H-V2 Phase Failure & Voltage Protection Relay is designed for three-phase three-wire systems, providing reliable monitoring and protection against phase failure, voltage abnormalities, and phase imbalance. The relay offers adjustable over/under voltage protection and flexible delay settings, allowing it to adapt to different application requirements. It ensures stable system performance and helps prevent equipment damage caused by power faults. With its compact DIN-rail design and easy installation, it is widely used in industrial control panels, motor protection systems, and power distribution applications.
    · 3P&3W System (3*380VAC)
    · Over Voltage : 400V – 480V AC+Off (Adjustable)
    · Under Voltage : 260V – 360V AC+Off (Adjustable)
    · Asymmetry : %5 – %50 (Adjustable)
    · Error Waiting Time : 1sec. – 30sec. (Adjustable)
    · Reset Time : 1sec. – 30sec. (Adjustable)
  • GK-04FN
    Model:
    Brief:
    3x380VAC+Neutral. U<260 ~ 360VAC. U>:400 ~ 460VAC. With Phase Sequence.
  • TH-22 Thermal Overload Relay (2.5-4A)
    Model: 2.5-4A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 2.5-4A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • FKV-14N-V2 3P&4W Phase Sequence & Imbalance Protection Relay
    Model: FKV-14N-V2
    Brief:
    FKV-14N-V2 is a 3P&4W phase protection relay designed for phase failure, phase sequence and phase imbalance protection. With fixed 30% imbalance detection, it is suitable for 380VAC power systems.
     
     
    ·3P&4W System (3*380VAC+Neutral)
    ·Asymmetry : %30(Fixed). 
    ·Phase Sequence Protection
  • FKV-53NHF Phase Failure, Voltage, Neutral Loss & Phase Sequence Protection Relay
    Model: FKV-53NHF-V2
    Brief:
      FKV-53NHF is a multifunctional three-phase protection relay designed for 3P4W systems. It integrates phase failure, over/under voltage, phase imbalance, neutral loss and phase sequence protection in one compact unit. The built-in phase sequence detection prevents reverse phase damage, while neutral loss protection ensures stable voltage distribution. With adjustable parameters, the relay significantly improves system safety and operational reliability.
     
    ·3P&4W System (3*220VAC+Neutral)
    · Over Voltage : 130V – 160V AC+Off (Adjustable)
    · Under Voltage : 70V – 100V AC+Off (Adjustable)
    · Asymmetry : %5 – %50 (Adjustable)
    · Error Waiting Time : 1sec. – 30sec. (Adjustable)
    · Reset Time : 1sec. – 30sec. (Adjustable)
    · Neutral-Off Protection
    · Phase Sequence Protection
  • GK-04N
    Model:
    Brief:
    3x380VAC+Neutral. U<260 ~ 360VAC. U>:400 ~ 460VAC
  • TH-22 Thermal Overload Relay (4-6A)
    Model: 4-6A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 4-6A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • FKV-03ND-V2 3 Phase Neutral-Off, Phase Sequence & Asymmetry Protection Relay
    Model: FKV-03ND-V2
    Brief:
    FKV-03ND-V2 is a reliable three-phase protection relay designed to ensure safe and stable operation of electrical systems. It continuously monitors phase conditions and provides fast protection against abnormal situations such as phase imbalance and neutral failure.

    With its compact DIN rail design and industrial-grade performance, this relay is widely used in distribution panels, motor control systems, and automation equipment.
     
    · 3P&4W System (3*380VAC+Neutral)
    · Asymmetry : %40 (Fixed)
    · Neutral-Off Protection
    · Phase Sequence Protection
  • FKV-24F-V2 3 Phase Voltage, Phase Sequence & Imbalance Protection Relay
    Model: FKV-24F-V2
    Brief:
    FKV-24F-V2 is a 3 phase protection relay designed for 3×380VAC systems. It provides reliable protection against over voltage, under voltage, phase failure, phase imbalance and incorrect phase sequence. With fixed protection values, it ensures stable and safe operation of motors, pumps and industrial equipment.
     
    ·3P&3W System (3*380VAC)
    ·Asymmetry : %11(Fixed). 
    ·Over-Voltage Protection: 500VAC(Fixed). 
    ·Under-Voltage Protection: 180VAC(Fixed). 
    ·Phase Sequence Protection
  • GK-03N
    Model:
    Brief:
    3x380VAC+Neutral. U>:400 ~ 460VAC.
  • TH-22 Thermal Overload Relay (5-8A)
    Model: 5-8A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 5-8A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-02N
    Model:
    Brief:
    3x380VAC+Neutral. U<:260 ~ 360VAC.
  • TH-22 Thermal Overload Relay (6-9A)
    Model: 6-9A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 6-9A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-04F
    Model:
    Brief:
    3x380VAC. U<260 ~ 360VAC. U>:400 ~ 460VAC. With Phase Sequence.
  • TH-22 Thermal Overload Relay (7-10A)
    Model: 7-10A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 7-10A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-04
    Model:
    Brief:
    3x380VAC. U<260 ~ 360VAC. U>:400 ~ 460VAC.
  • TH-22 Thermal Overload Relay (9-13A)
    Model: 9-13A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 9-13A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-02
    Model:
    Brief:
    3x380VAC. U<:260 ~ 360VAC.
  • TH-22 Thermal Overload Relay (12-18A)
    Model: 12-18A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 12-18A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-03
    Model:
    Brief:
    3x380VAC. U>:400 ~ 460VAC.
  • TH-22 Thermal Overload Relay (16-22A)
    Model: 16-22A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 16-22A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-14FN
    Model:
    Brief:
    3x380VAC+Neutral. U<260 ~ 360VAC. U>:400 ~ 460VAC. With Phase Sequence.
  • TH-22 Thermal Overload Relay (18-26A)
    Model: 18-26A
    Brief:
    TH-22 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 18-26A
    · Can be used with MC-9, MC-12, MC-18, MC-22
  • GK-14N
    Model:
    Brief:
    3x380VAC+Neutral. U<260 ~ 360VAC. U>:400 ~ 460VAC
  • TH-40 Thermal Overload Relay (4-6A)
    Model: 4-6A
    Brief:
    TH-40 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 4-6A
    · Can be used with MC-32, MC-40, MC-48
  • GK-13N
    Model:
    Brief:
    3x380VAC+Neutral. U<:260 ~ 360VAC. U>:400 ~ 460VAC.
  • TH-40 Thermal Overload Relay (5-8A)
    Model: 5-8A
    Brief:
    TH-40 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 5-8A
    · Can be used with MC-32, MC-40, MC-48
  • GK-12N
    Model:
    Brief:
    3x380VAC+Neutral. U<:260 ~ 360VAC.
  • TH-40 Thermal Overload Relay (6-9A)
    Model: 6-9A
    Brief:
    TH-40 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 6-9A
    · Can be used with MC-32, MC-40, MC-48
  • GK-12
    Model:
    Brief:
    3x380VAC. U<:260 ~ 360VAC.
  • TH-40 Thermal Overload Relay (7-10A)
    Model: 7-10A
    Brief:
    TH-40 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 7-10A
    · Can be used with MC-32, MC-40, MC-48
  • GK-13
    Model:
    Brief:
    3x380VAC. U>:400 ~ 460VAC.
  • TH-40 Thermal Overload Relay (9-13A)
    Model: 9-13A
    Brief:
    TH-40 thermal overload relay is a reliable motor protection relay designed to protect motors from overload, overheating and phase failure in industrial control systems.
     
    · Adjustable current range: 9-13A
    · Can be used with MC-32, MC-40, MC-48
  • GK-14F
    Model:
    Brief:
    3x380VAC. U<260 ~ 360VAC. U>:400 ~ 460VAC. With Phase Sequence.
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