OEM/ODM YOSHINE SPDT Three-Phase Three-Wire Voltage Protection Relay
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YOSHINE SPDT Three-Phase Three-Wire Voltage Protection Relay

The YX741TDA01 SPDT Three-Phase Three-Wire Voltage Protection Relay is a reliable solution designed to safeguard electrical systems from voltage fluctuations. With advanced monitoring capabilities, this relay continuously tracks the voltage levels across three-phase, three-wire circuits, ensuring consistent protection against both overvoltage and undervoltage conditions. Its SPDT output configuration allows for versatile integration into existing control systems, providing seamless operation and reliable response when voltage thresholds are exceeded.

Engineered for stability and precision, the relay offers adjustable protection and recovery delays, which enable controlled responses to transient voltage changes without causing unnecessary system interruptions. This thoughtful design helps to maintain the safety of connected equipment while ensuring smooth operational continuity. The device is compatible with a wide range of working voltages, making it suitable for diverse industrial, commercial, and residential applications where voltage stability is crucial.

Installation and operation are straightforward, allowing technicians to quickly set up and configure the relay according to system requirements. Its compact design and robust construction ensure long-term durability even in demanding electrical environments. With the YX741TDA01 relay in place, users can enjoy increased confidence in the safety of their electrical infrastructure, knowing that sensitive equipment is protected from harmful voltage variations.

This voltage protection relay combines reliability, adaptability, and user-friendly design, making it an essential component for anyone looking to maintain stable and safe electrical systems. Whether used in industrial machinery, building electrical networks, or other applications, it provides a dependable line of defense against voltage irregularities, enhancing the longevity and efficiency of connected devices.

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Parameter Functional Description Working Principle Diagram
■ Technical Data

YX741TDA01

■ Monitoring Type 3P3W
■ Output Characteristics SPDT ■ Working Voltage 220-459VAC
■ Frequency 50/60Hz ■ Over Voltage ≤30
■ Under Voltage ≤30 ■ Protection Delay 0.1-10S
■ Hysteresis Voltage - ■ Recovery Delay 3S
■ Phase Sequence ■ Phase Failure
PTC Protection
- ■ Asymmetrical Voltage 15%
■ Response Time of Relay 0.1S ■ Contact Rating 8A 250VAC
■ Ambient Temperature -10°C~+55°C ■ Setting Tolerance ±10% MAX
■ Repeatability ±2% MAX ■ Temperature Error ±2% MAX
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About Us

Who we are

YOSHINE is from China.
YOSHINE is a relay manufacturer.

Wenzhou Derrek Electric Co., Ltd. is an OEM/ODM YOSHINE SPDT Three-Phase Three-Wire Voltage Protection Relay Supplier and Wholesale YOSHINE SPDT Three-Phase Three-Wire Voltage Protection Relay Company. YOSHINE's products can be divided into two categories:
  1. Products that manage electronic control processes (Step Relay, Time Relay, Switching Power Supply, Floatless Level Switch, etc.).
  2. Products that protect equipment (e.g. motors) from voltage and current failures (Voltage Protection Relay, Current Monitoring Relay). OEM service is offered according to the client's requirements.
YOSHINE has made its contribution to the development of our society and the global intelligence industry with the mission of “Made for Connection”.

YOSHINE

  • Current employees
    0+

    The company currently has more than 50 employees, including 7 professional technicians and 2 engineers.

  • Factory area
    0

    We have our own manufacturing plant which covers an area of ​​12000 square meters.

  • Monthly production capacity
    0+

    Our monthly production capacity is over 100,000 pcs, which can meet the needs of different clients.

Honor

Our Certificate

  • 2022 CE Certificate 2022 CE Certificate
    2022 CE Certificate
  • YX7 (30826-30827) M.2021.206.C64486_00 YX7 (30826-30827) M.2021.206.C64486_00
    YX7 (30826-30827) M.2021.206.C64486_00
  • CB Certificate CB Certificate
    CB Certificate
  • CE-EMC CERTIFICATE YX189 CE-EMC CERTIFICATE YX189
    CE-EMC CERTIFICATE YX189
  • CE-EMC CERTIFICATE YX190  YX192  YX805  YX810 CE-EMC CERTIFICATE YX190  YX192  YX805  YX810
    CE-EMC CERTIFICATE YX190 YX192 YX805 YX810
  • CE-LVD CERTIFICATE YX189 CE-LVD CERTIFICATE YX189
    CE-LVD CERTIFICATE YX189
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