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Protective Relays

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  1. Digital overcurrent relay K2OC
    OMRON Digital overcurrent relay K2OC
    Five types of time-limited characteristics can be selected, making it easy to study protection coordination. Built-in two types of instantaneous characteristics. The operating value of the 3-stage characteristic can be changed instantly, increasing the degree of freedom in considering protection ... Read More
    Power Supply Voltage  Input sharing 
    from S$559.90
    Min. 5 days
  2. Zero-phase current transformer OTG-N / OTG-D
    OMRON Zero-phase current transformer OTG-N / OTG-D
    * For the primary conductor, use a cable with a high-voltage shield or an EP rubber wire for high voltage. However, in the case of OTG-D, it cannot be used as an EP rubber wire for high voltage.
    Rated Frequency (Hz)  50/60 
    from S$69.99
    Min. 3 days
  3. Unit case for combined relay for distributed power supply system interconnection  K2ZC-N
    OMRON Unit case for combined relay for distributed power supply system interconnection K2ZC-N
    Protective relays for connecting distributed power sources to the power system are even smaller, and protection units are also enriched. Distributed power sources such as cogeneration systems that improve the overall efficiency of energy and wind power generation that uses natural energy are beco... Read More
    Included Accessories  4 fixing screws (M6 x 25) 
    from S$229.90
    Min. 6 days
  4. Distributed power supply support  Composite relay for grid interconnection  K2ZC-N
    OMRON Distributed power supply support Composite relay for grid interconnection K2ZC-N
    Installation Altitude (m)  2000 or less 
    from S$489.90
    Min. 6 days
  5. Zero-phase voltage detector
    Mitsubishi Electric Zero-phase voltage detector
    Rated Input Voltage (V)  3-phase 6.6k (3.3kV)  Where to Use  Indoor 
    from S$1,499.00
    Min. 5 days
  6. Zero phase voltage detector VOC-1MS2
    OMRON Zero phase voltage detector VOC-1MS2
    This is a set of related equipment to obtain a zero-phase voltage suitable for the K2GS ground fault direction relay and the K2GV-C ground fault overvoltage relay. * K3P-M is not sold separately. Since the K3P-M is shipped after adjusting the set with the VOC-1M, it is sold only as a set VOC-1MS2... Read More
    Operation Ambient Temperature (℃)  -20~+60  Rated Capacity  250pF  Rated Frequency (Hz)  50/60  Rated Voltage (V)  AC6600  Mass (g)  Approximately 550 (pieces)  Operation Environment  Indoor (air)  Insulation Class  No. 6 A (JEC1201) 
    from S$1,199.00
    Min. 6 days
  7. Earth Leakage Fire Alarm LGA Type
    Taiwa Electric Industries Earth Leakage Fire Alarm LGA Type
    Operating Time (s)  0.3  RoHS directive (corresponding to 10 substances)  Contact Configuration  1a  Power Supply Voltage (V)  AC100/200(50/60Hz)  Contact Capacity  AC250V 3A, DC30V 3A (resistive load)  Buzzer Sound  Built-in (70dB or more / 1m) 
    from S$379.90
    Min. 123 days
  8. UPR type earth leakage relay
    Taiwa Electric Industries UPR type earth leakage relay
    RoHS directive (corresponding to 10 substances) 
    from S$129.90
    Min. 13 days
  9. Static Overcurrent Relay [OCR]
    Taiwa Electric Industries Static Overcurrent Relay [OCR]
    Stable protection characteristics by digital calculation High reliability by automatic monitoring (constant monitoring of internal circuits and automatic inspection of output circuits) Driving support with multi-function display by LED display. Set value, measured value, elapsed time, error code ... Read More
    RoHS directive (corresponding to 10 substances)  Rated Current (A)  Power Consumption (VA)  5 (at 5A)  Frequency (Hz)  50/60 switching (DIP switch setting)  Mass (kg)  About 1.3  Display LED  Driving (green)  Applicable Standard  JISC4602 
    from S$329.90
    Min. 203 days
  10. Zero-phase current transformer for earth leakage fire alarm
    Taiwa Electric Industries Zero-phase current transformer for earth leakage fire alarm
    * There is no test terminal.
    RoHS directive (corresponding to 10 substances) 
    from S$169.90
    Min. 23 days
  11. LGF type  earth leakage relay
    Taiwa Electric Industries LGF type earth leakage relay
    Operating Temperature Range (℃)  -20~+60  RoHS directive (corresponding to 10 substances)  Insulation Resistance  10MΩ or more at 500V megger  Rated Frequency (Hz)  50/60  Material (Case)  ABS resin  Operating Voltage Range (V)  AC80~121、AC160~242  Power Indicator Lamp  LED (green) 
    from S$259.90
    Min. 123 days
  12. SHG series ground fault direction relay [DGR]
    Taiwa Electric Industries SHG series ground fault direction relay [DGR]
    Stable protection characteristics by digital calculation High reliability by automatic monitoring (constant monitoring of internal circuits and automatic inspection of output circuits) Driving support with multi-function display by LED display. Set value, measured value, elapsed time, error code ... Read More
    RoHS directive (corresponding to 10 substances)  Frequency (Hz)  50/60 switching (DIP switch setting)  control voltage (V)  AC110 / DC110 shared  Applicable Standard  JISC4609  Settling current  Zero phase: 0.1-0.2-0.3-0.4-0.6-0.8-1A 
    from S$1,699.00
    Min. 203 days
  13. SHG-DF3 type ground fault direction relay [DGR]
    Taiwa Electric Industries SHG-DF3 type ground fault direction relay [DGR]
    Stable operation is possible even in a system with a small Vo by the suppression current method. Stable protection characteristics by digital calculation High reliability by automatic monitoring (constant monitoring of internal circuit and automatic inspection of output circuit) Driving support w... Read More
    RoHS directive (corresponding to 10 substances)  Frequency (Hz)  50/60 switching (DIP switch setting)  control voltage (V)  AC110 / DC110 shared  Mass (kg)  About 1.3  Power Consumption (VA)  Always 3, during operation 6  Tripper Type  Both current and voltage can be tripped  Applicable Standard  JISC4609 
    from S$1,999.00
    Min. 203 days
  14. UP type collective earth leakage relay
    Taiwa Electric Industries UP type collective earth leakage relay
    RoHS directive (corresponding to 10 substances) 
    from S$1,499.00
    Min. 143 days
  15. Agency frame
    Taiwa Electric Industries Agency frame
    RoHS directive (corresponding to 10 substances) 
    from S$53.99
    Min. 13 days
  16. Power adapter for composite relay for distributed power supply system interconnection  K2ZC-N
    OMRON Power adapter for composite relay for distributed power supply system interconnection K2ZC-N
    Output Voltage (V)  DC24V  Output Current (mA)  DC800 
    from S$489.90
    Min. 6 days
  17. Digital voltage relay K2UV
    OMRON Digital voltage relay K2UV
    Tripper Type  Voltage, no voltage, DC trip 
    from S$769.90
    Min. 6 days
  18. Ground fault overvoltage relay for grid interconnection for distributed power sources  K2ZC-K2GV-N □ C
    OMRON Ground fault overvoltage relay for grid interconnection for distributed power sources K2ZC-K2GV-N □ C
    Rated Frequency (Hz)  50/60 (shared) 
    from S$1,199.00
    Min. 128 days
  19. BG type high voltage indicator light
    Taiwa Electric Industries BG type high voltage indicator light
    Capacity (pF)  (Encapsulated capacitor) 250  RoHS directive (corresponding to 10 substances)  Installation Location  In the substation or cubicle 
    from S$279.90
    Min. 203 days
  20. Over Voltage Ground Relay [OVGR]
    Taiwa Electric Industries Over Voltage Ground Relay [OVGR]
    Stable protection characteristics by digital calculation High reliability by automatic monitoring (constant monitoring of internal circuits and automatic inspection of output circuits) Driving support with multi-function display by LED display. Set value, measured value, elapsed time, error code ... Read More
    RoHS directive (corresponding to 10 substances)  Frequency (Hz)  50/60 switching (DIP switch setting)  control voltage (V)  AC85-126.5, DC75-143 shared  Mass (kg)  About 0.8  Applicable Standard  JISC4609、JEC-2500、JEC-2511  Tripper Type  Voltage trip 
    from S$1,099.00
    Min. 203 days
  21. HGF Type High Voltage Ground Relay [GR]
    Taiwa Electric Industries HGF Type High Voltage Ground Relay [GR]
    RoHS directive (corresponding to 10 substances) 
    from S$299.90
    Min. 203 days
  22. AOF-1N auxiliary power supply for ground fault related equipment
    OMRON AOF-1N auxiliary power supply for ground fault related equipment
    Required for current stripping circuits in breakers in combination with ground relays. The coil terminals P1 and P2 of the power relay Z are connected to the instrument PT in series with the terminals a and c of the relay.
    Voltage (V)  AC100 / 110 (shared) 50 / 60Hz 
    from S$299.90
    Min. 6 days
  23. ZCT for high pressure
    Taiwa Electric Industries ZCT for high pressure
    * When penetrating a high-voltage insulated wire (KIP, etc.) through a penetrating type (100 to 600A), use an optional separator to fill the space around the wire.
    RoHS directive (corresponding to 10 substances)  Type  Through type  Specification  With test terminal 
    from S$249.90
    Min. 43 days
  24. Earth Leakage Fire Alarm Tester
    Taiwa Electric Industries Earth Leakage Fire Alarm Tester
    Battery-powered system eliminates the need for a test power supply Output current control is digitally displayed for fine and rough adjustment The preset output function enables efficient testing. With a strap around the neck Compliant with the Fire Service Act (Comprehensive inspection of electr... Read More
    Storage Temperature (℃)  -20~70  Operating Ambient Temperature (℃)  0~40  Output Current (mA)  0~500  RoHS directive (corresponding to 10 substances)  Installation Altitude (m)  2000 or less  Relative Humidity (% RH)  30-80 (no condensation)  Control Power Supply  4 AA alkaline batteries  Output Frequency (Hz)  50/60 (select by setting)  Accuracy  Output current: ± (2% rdg + 3dgt) 
    from S$1,199.00
    Min. 2 days
  25. Zero-Phase Reference Input Device
    Taiwa Electric Industries Zero-Phase Reference Input Device
    RoHS directive (corresponding to 10 substances) 
    from S$1,999.00
    Min. 13 days
  26. Closing board
    Taiwa Electric Industries Closing board
    A closing plate used when the round body relay is removed.
    RoHS directive (corresponding to 10 substances)  Paint Color  N1. 5 (black) semi-glossy  Material  SPCC t1.6 
    from S$53.99
    Min. 13 days
  27. Earth Leakage Ground Relay LL Type
    Taiwa Electric Industries Earth Leakage Ground Relay LL Type
    RoHS directive (corresponding to 10 substances) 
    from S$14.99
    Min. 13 days
  28. Overvoltage relay [OVR]
    Taiwa Electric Industries Overvoltage relay [OVR]
    Stable protection characteristics by digital calculation High reliability by automatic monitoring (constant monitoring of internal circuits and automatic inspection of output circuits) Driving support with multi-function display by LED display. Set value, measured value, elapsed time, error code ... Read More
    RoHS directive (corresponding to 10 substances)  Frequency (Hz)  50/60 switching (DIP switch setting)  Rated Voltage (V)  AC110  Mass (kg)  About 1  Power Consumption (VA)  Always 2, during operation 3  Display LED  Driving (green), starting (red)  Applicable Standard  JEC-2511  Tripper Type  Voltage trip  Contact Configuration  [Alarm output] 1a, [Relay output] 1a 
    from S$469.90
    Min. 203 days
  29. Collective earth leakage fire alarm  UP-10LA type
    Taiwa Electric Industries Collective earth leakage fire alarm UP-10LA type
    Number of Circuits  (Leakage detection) 1-10  Operating Time (s)  0.1 / 0.3 (tap changer)  RoHS directive (corresponding to 10 substances)  Contact Configuration  1a、1c  Power Supply Voltage (V)  AC100/200(50/60Hz)  Rated Voltage Fluctuation Range  AC80~110V、AC160~220V  Buzzer Sound  Built-in (70dB or more / 1m)  Type of Sign  Embedded type  Operation Indicator  LED  Return Function  Manual  Structure  Plug-in type 
    from S$2,999.00
    Min. 13 days
  30. QH  series (static relay)
    Fuji Electric QH series (static relay)
    Rated Frequency (Hz)  50/60 (changeover switch)  Detachment method  Voltage trip 
    from S$589.90
    Min. 132 days
  31. For low pressure  Zero phase current transformer
    Taiwa Electric Industries For low pressure Zero phase current transformer
    RoHS directive (corresponding to 10 substances)  Type  Through type 
    from S$97.99
    Min. 13 days
  32.  Separator for ZCT
    Taiwa Electric Industries Separator for ZCT
    For penetrating ZCT only. In the case of a cable, this separator is not required because it is attached to the sheath.
    RoHS directive (corresponding to 10 substances)  Material  Chloroprene rubber 
    from S$19.99
    Min. 13 days
  33. High voltage ground fault relay AGF
    OMRON High voltage ground fault relay AGF
    High operational reliability for radio noise and arc ground faults Excellent harmonic noise characteristics due to the inverter. Reliably responds to radio wave noise, arc ground faults, etc. The ground relay and the zero-phase current transformer type OTG-N and type OTG-D are individually compat... Read More
    Rating:
    100%
    Discontinued
  34. Protective Relay for High-Voltage Power Reception and Distribution Ground Fault Direction Relay
    Mitsubishi Electric Protective Relay for High-Voltage Power Reception and Distribution Ground Fault Direction Relay
    Rated Voltage (V)  (Control) AC100 / 110 (90-120V)  Rated Input Current (A)  0.2 (MZT type ZCT primary)  Rated Frequency (Hz)  50/60 switching  Rated Input Voltage (V)  7 (MPD-2 or MPD-3 ZVT secondary voltage)  Structure  Static type (digital type)  Detachment Method  Voltage trip 
    Discontinued
  35. Static overcurrent relay K2CA-R
    OMRON Static overcurrent relay K2CA-R
    Discontinued
  36. Earth fault direction relay (ZPD method) K2GS-B
    OMRON Earth fault direction relay (ZPD method) K2GS-B
    Operating value setting range  Delay fixed at 30 °  Rated Power Consumption (VA)  7 or less (control power supply)  JIS Standard  JIS C 4609 standard compliant product  Tripper Type  Voltage, no voltage, DC trip  Mass (kg)  About 2  Control Power Supply  AC110V 
    Discontinued
  37. Digital voltage relay K2VU-H / K2VA-H
    OMRON Digital voltage relay K2VU-H / K2VA-H
    Digital UVR / OVR for easy coordination with a wide range of settling taps Easy relay test in combination with an automatic tester. The voltage value can be measured and displayed. Reliability is improved by the constant monitoring function. Operation can be easily confirmed by forced operation w... Read More
    Storage Temperature Range (℃)  -20~+60  Power Consumption  110% or less of nominal value  Installation Altitude (m)  2000 or less  Operating Humidity Range  30~80%RH  Rated Frequency (Hz)  50/60 shared  Rated Power Consumption (VA)  Rated Voltage (V)  AC110  Mass (kg)  About 1  Control Power Supply  Input and sharing  Color (Munsell Value)  N1.5  Tripper Type  Voltage, no voltage, DC trip 
    Discontinued
  38. Digital overcurrent relay K2CA-H
    OMRON Digital overcurrent relay K2CA-H
    Control Power Supply  Input and sharing  Power Consumption (VA)  6 / phase  Installation Altitude (m)  Altitude below 2000  Ambient Humidity to Use  30~80%RH  Storage Temperature Range (℃)  -20~+60  Operation Ambient Temperature (℃)  -20~+60  Mass (kg)  About 1.2  Power Consumption  110% or less of nominal value  Rated Frequency (Hz)  50/60 (switchable)  Rated Current (A)  AC5  JIS Standard  JIS C 4602 standard compliant product 
    Discontinued
  39. Static reverse power relay K2WR
    OMRON Static reverse power relay K2WR
    Discontinued
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