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GR5 Series Electromagnetic Relay Product Highlight：

Diversified Product Line: The GR5 series includes various models such as basic, enhanced, and functional types, supporting 2, 3, or 4 contact configurations with options for normally open (Type A), normally closed (Type B), or changeover (Type C) contacts, flexibly adapting to diverse application scenarios.

Innovative Manual Operation Function: Functional models support manual contact state switching with both jog testing and self-locking capabilities, facilitating on-site debugging, maintenance, and emergency operations. This significantly enhances user convenience and minimizes downtime losses due to automation failures.

Maintenance Efficiency and System Compatibility: Enhanced relays feature a mechanical status indicator window, while both enhanced and functional models incorporate various mounting clip designs. These features enable real-time monitoring of relay operation, offer flexible installation options, and significantly improve on-site debugging, maintenance efficiency, and system compatibility.

Intelligent LED Indicator System: Equipped with a built-in LED status indicator, with optional LED display for DC coil voltages, providing real-time feedback on relay operation status. This facilitates monitoring and troubleshooting, enhancing system safety.

Wide Voltage Adaptability: Supports coil voltages ranging from AC 6-380V and DC 6-220V, compatible with various power systems and global voltage standards, ensuring reliable performance despite voltage fluctuations.

Rapid Response Capability: With an operation time of ≤15ms and release time of ≤15ms, the relays ensure precise control in high-frequency switching applications, making them ideal for real-time control systems.

Superior Insulation and Voltage Withstand Performance: Withstands 1000VAC/1min between open contacts, 1200VAC/1min between poles, and 1500VAC/1min between coil and contacts, with a leakage current of only 1mA and insulation resistance ≥500MΩ (500VDC). This effectively prevents arcing and leakage, ensuring equipment safety.

Excellent Anti-Interference Capability: Capable of withstanding 10G impact (half-sine wave pulse, 11ms) and vibration resistance of 10-55Hz with 1.0mm double amplitude, making it suitable for vibration-intensive industrial environments such as railways and transportation equipment.

Convenient Installation and Compatibility: Features a plug-in terminal design and sealed protective structure, compatible with base models such as PYF08A, PYF11A, PYF14A, and PTF08A, enabling quick installation and time savings.

Compact and Lightweight Design: Precisely controlled dimensions with a ±0.5mm tolerance and a weight of only 35g to 40g, saving installation space and making it ideal for integration into compact equipment.

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GPS6 Overvoltage and Undervoltage Protector Power Overview

• GPS6-VA2/GPS6-VA5/GPS6-VA4 : rated voltage of AC 220V/DC 85-300V. It features an overvoltage threshold of AC 130-300V/DC 130-300V and undervoltage threshold of AC 80-210V/DC 85-210V, along with a hysteresis of 5V for stable operation. The device supports a maximum current of 40A-100A.
• GPS6-VAKwH: with power metering function, rated voltage of AC 220V. It features an overvoltage threshold of AC 240-300V and undervoltage threshold of AC 140-230V, along with a hysteresis of 5V for stable operation. The device supports a maximum current of 40A-100A.
• GPS6-VAWIFI: With wifi function, remote control is possible, rated voltage of AC 220V. It features an overvoltage threshold of AC 230-300V and undervoltage threshold of AC 110-210V.

Product Highlight:

Automatic Recovery and Intelligent Adjustment: Features built-in Auto Reconnect functionality, allowing automatic power restoration with a configurable delay time after voltage anomalies. Parameters such as overvoltage threshold, undervoltage threshold, and hysteresis value are fully customizable, ensuring flexible adaptation to diverse application needs.

Multi-Parameter Real-Time Monitoring: Equipped with a high-brightness digital display, capable of simultaneously showing voltage, current (0-63A), power (kW), and cumulative energy consumption (kWh, supported on select models). This enables users to instantly monitor circuit status, eliminating the need for manual checks.

Remote Control and WiFi Integration (VAWIFI Model): Supports remote switching, parameter configuration, and energy monitoring via a mobile app, ideal for smart home and remote management scenarios, enhancing convenience and efficiency.

High Safety and Reliability: Offers overcurrent protection, overvoltage/undervoltage trip mechanisms, with a maximum current of 63A, compliant with safety standards. An automatic fault indicator light ensures prompt response to anomalies, safeguarding electrical equipment from damage.

Wide Compatibility and Easy Installation: Supports single-phase and three-phase systems, with DIN rail mounting and a compact design (36mm/50mm width). Features a wide voltage range (50/60Hz) and strong adaptability to operating temperatures, suitable for residential, high-rise apartments, industrial mining, and financial telecom applications.

User-Friendly Design: Intuitive function setup menu (P1-P19 parameter adjustments), accompanied by a detailed installation manual and wiring diagram. Backed by a commitment to after-sales service, ensuring high-quality product assurance.

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GTS8-W Tuya WiFi Smart Switch Product Highlight：

• WiFi Smart Control: Supports remote control via the Tuya App, enabling one-tap load switching from your smartphone. Monitor device status in real-time, whether at home or away.
• Timing and Cyclic Functions: Easily set on/off schedules through the app, with support for cyclic modes and sunrise/sunset auto-triggering. In energy-saving scenarios, such as timed shutdown of water heaters or lights, it can reduce electricity costs by over 20%. For appliance protection, it prevents overheating from prolonged operation.
• Manual Operation and Indicators: Features a built-in manual on/off button and LED indicators (WiFi signal and switch status), allowing local control even without a network. Design advantages include dual control modes for reliability and intuitive LED feedback.
• High Load Compatibility: Supports currents from 32A to 80A (AC1), ideal for high-power devices. In industrial applications, such as controlling heaters, it handles high loads without compromising stability.
• Easy Installation Design: Mounts on a 35mm DIN rail with an IP20 protection rating and compact dimensions (2P: 82×36×68mm; 4P: 82×72×68mm). Quickly integrates into existing distribution systems, saving installation time and fitting well in tight spaces for home or factory upgrades.
• Simple Network Configuration: Press and hold the button for 5 seconds to enter pairing mode, indicated by a flashing green WiFi LED. Supports reconfiguration and is compatible with 2.4GHz WiFi.

Application:

• Smart Home: Schedule living room lights or kitchen appliances to turn on automatically, offering the convenience of “lights on when you arrive home,” saving energy, and enhancing quality of life.
• Commercial Applications: In offices or retail stores, set automatic on/off schedules for air conditioning or lighting during business hours to lower operating costs.
• Industrial Automation: Control cyclic operation of heating systems to boost efficiency and reduce maintenance requirements.
• Eco-Friendly and Energy-Saving: Through precise scheduling and remote monitoring, minimize unnecessary energy consumption, promoting a sustainable lifestyle.

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GR8 Intermediate Relay Product Features:

• Voltage Range (Optional): AC/DC 12V, 24V, 48V, 110V, and AC 230V, offering compatibility with various power supplies for flexible application in diverse electrical environments.
• Multiple Models Available: Includes GR8-116 (1×SPDT 16A), GR8-208 (2×SPDT 8A), GR8-308 (3×SPDT 8A), and GR8-316 (3×SPDT 16A), catering to different control needs.
• Load Capacity: Maximum current of 16A/AC1, switching voltage of 250VAC/24VDC, and minimum breaking capacity of 500mW (DC), capable of handling larger load outputs and offering stacking capacity to replace small contactors.
• Control Flexibility: Enables specific control objectives by changing contact states, enhancing system adaptability; can be connected in series with the original contactor coil, using normally closed or normally open contacts to control corresponding components, expanding contact quantity and capacity.

Application Scenarios:

• Enhancing load capacity
• Increasing the number of contact groups
• Suitable for automation control systems, industrial equipment signal isolation, and amplification.

Wiring Diagram：

Dimensions：

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GRI8-IW2 Current Monitor Relay Product Highlight：

Modular Range Coverage for Universal Compatibility

Pioneering modular architecture allows seamless range coverage from 0.15A to 15A by simply swapping front-end modules (E1/E2/E3). Three gear settings enable high-precision detection across the full range, significantly reducing equipment procurement costs and optimizing on-site adaptability.

True RMS Measurement for Superior Interference Resistance

Integrated True RMS algorithm accurately identifies non-sinusoidal currents in variable frequency drives and rectifier circuits. With ±5% high-precision standards, it effectively avoids false alarms caused by motor startup surges, ensuring exceptional performance in interference-heavy environments.

Dual-Core Independent Protection with Safety Redundancy

Dual SPDT relays operate independently, allowing separate threshold settings for overcurrent and undercurrent with flexible normally open/normally closed mode switching. Five-position DIP switches (SW1-SW5) lock logic settings to prevent accidental changes, ensuring robust and reliable protection strategies.

Triple Safety Protection Mechanism

Equipped with a conflict detection system that triggers an immediate alarm and interrupts output if the undercurrent threshold exceeds the overcurrent threshold. Capable of withstanding 120% continuous overload for harsh conditions and 150% instantaneous surges for 1 second to protect against sudden events like motor stalling.

Millisecond-Level Response for Industrial-Grade Protection

Adjustable delay range of 0.3s to 30s (±10% accuracy) perfectly aligns with motor thermal response curves. A fixed 5% hysteresis design minimizes equipment cycling due to current Fluctuations, enhancing overall lifespan.

Streamlined Maintenance and Diagnostic System

Multi-color LED array provides intuitive feedback: green for normal power supply, yellow for contact action status, and red for fault pinpointing. An innovative parameter persistence mechanism ensures DIP switch configurations remain intact after power loss, simplifying maintenance processes.

Application Areas

The GRI8-IW2 Current Monitor Relay is ideal for industrial motor protection, water pump system monitoring, heating equipment, and automation networks. It provides robust protection for manufacturing production lines and energy facilities.

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GRI8-IW1 AC/DC Current Monitoring Relay Product Highlight：

Modular Range Coverage, One Device for All Scenarios

Featuring a pioneering modular design, the GRI8-IW1 AC/DC Current Monitoring Relay effortlessly covers a full 2mA-500mA range by swapping front-end modules (E1/E2/E3). It supports three adjustable range settings, with precise monitoring in the mA range (2-500mA). From delicate instruments to high-power equipment, a single GRI8-IW1 meets diverse application needs.

True RMS Technology for Accurate Measurements

Equipped with True RMS technology, it precisely captures current from non-linear loads such as inverters and rectifiers, with a measurement accuracy of ≤5%. It eliminates false triggers caused by motor startup surges or other interferences, ensuring stable system operation.

Dual-Core Independent Protection with Safety Redundancy

The GRI8-IW1 AC/DC Current Monitoring Relay features two SPDT (Single Pole Double Throw) contact groups for independent control of overcurrent and undercurrent thresholds.

1. Supports flexible switching between normally open and normally closed configurations.
2. A 5-bit dip switch (SW1-SW5) locks protection logic, preventing accidental parameter changes or tampering, providing physical-level security.

Multiple Safety Protection Mechanisms

1. Intelligent Anti-Conflict Protocol: Automatically alarms (dual LED flashing) and resets relay contacts if the undercurrent threshold exceeds the overcurrent threshold, preventing configuration errors.
2. Supports 120% continuous overload capacity for harsh conditions and a 150% 1-second surge resistance to handle instantaneous overcurrents like motor stalls.

Millisecond-Level Response with Industrial-Grade Protection

Adjustable delay from 0.3s to 30s (±10% accuracy) precisely matches motor thermal characteristic curves, avoiding premature or delayed responses. A 5%-50% hysteresis range prevents frequent start-stop cycles, protecting equipment from damage.

Streamlined Maintenance and Diagnostic System

A tri-color LED matrix provides clear status indication: green for power status, yellow for contact operation, and red for fault lock. The innovative mode memory function saves parameters via dip switches, eliminating the need for resetting after power loss. Maintenance personnel can quickly diagnose issues, minimizing downtime.

Application Scenarios：

The GRI8-IW1 AC/DC Current Monitoring Relay is widely used in motor protection, pump station monitoring, lighting systems, and automated production lines. Whether for overload protection in factory equipment or precise current monitoring in laboratories, it delivers reliable performance. It is particularly suited for applications requiring high-precision mA-level monitoring, such as medical equipment or renewable energy systems.

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GRLE8-01 Earth Leakage Relay Product Highlight：

Comprehensive Residual Current Detection

1. Type A Compliance: Reliably detects sinusoidal AC and pulsating DC residual currents, suitable for modern inverters and rectifier equipment.
2. Wide Current Range: Covers leakage currents from 30mA to 30A with high accuracy (±5%), ensuring precise protection.

Customizable Protection Settings

1. 10 Adjustable Trip Levels: Offers settings at 30mA, 100mA, 300mA, 500mA, 1A, 3A, 5A, 10A, 20A, and 30A to meet diverse application needs, including main protection, branch protection, or fire monitoring.
2. 9 Adjustable Delay Times: Selectable at 0s, 0.15s, 0.25s, 0.5s, 1s, 2s, 3s, 5s, 7.5s, and 9s, enabling precise coordination with upstream protection to prevent false tripping and ensure power continuity.
3. 30mA Mandatory Zero Delay: When set to the most sensitive 30mA (personal safety protection level), the relay trips instantly without delay, rapidly cutting off power to safeguard lives.

Advanced Monitoring and Indication

1. Four-Stage LED Warning System: LEDs illuminate steadily when leakage current reaches 25%, 50%, or 75% of the set value, clearly indicating leakage trends; the fourth LED signals trip status.
2. ZCT Detection: When the residual current transformer (ZCT) encounters an error, LEDs ①②③④ flash continuously.

Robust and Durable Design

1. Wide Voltage Range: Operates reliably under grid voltage fluctuations of AC 85-265V (50/60Hz).
2. Flexible Reset Modes: Supports manual and automatic reset (via Y1-C connection) to meet diverse operational needs.
3. DIN Rail Installation: Compact size (90mm × 36mm × 64mm) for easy installation.
4. High Durability: Mechanical lifespan of 1×10^7 cycles and electrical lifespan (AC1) of 1×10^5 cycles, ensuring long-term reliable performance.

Application Scenarios

The GRLE8-01 Earth Leakage Relay is designed for a variety of applications, including:

• Elevators: Ensures leakage safety in complex control systems.
• Variable Frequency Drive Equipment: Protects inverters and rectifiers in variable frequency air conditioners and industrial equipment.
• Electric Vehicle Charging Stations: Provides safe and efficient leakage protection.
• Industrial Control Systems: Enhances safety in automated and high-power environments.

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GRT6-N Multifunctional Timer Relay Product Highlight:

• The GEYA GRT6-N Multifunctional Timer Relay features 10 multifunctional modes supporting various timing functions, such as:

1. Power-on delay
2. Delay off (triggered by S control terminal, time accumulation)
3. Delay on (triggered by rising edge of S control terminal)
4. Cycle delay OFF start (triggered by rising edge of S control terminal)
5. Delay on (triggered by S control terminal, time accumulation)
6. Cycle delay ON start (triggered by rising edge of S control terminal)
7. Delay off
8. On and off delay (triggered by rising and falling edges of S control terminal)
9. Delay off (triggered by rising edge of S control terminal)
10. Pulse output (triggered by rising edge of S control terminal)

• 10 Adjustable Time Ranges: Offers flexible timing settings to meet diverse application requirements
• Precise Timing Control: Ensures accurate delays and triggers in automation systems.
• Wide Range of Applications: Suitable for controlling electrical equipment, lighting, heating systems, motors, pumps, and fans.

Application：

• Lighting Control: Enables timed switching of lights to enhance energy efficiency or safety.
• Heating System Management: Controls heating equipment to maintain specific temperatures or schedules.
• Motor and Pump Operation Timing: Ensures motors and pumps operate according to predefined schedules.
• Fan Control: Automates the switching of ventilation systems.
• General Electrical Equipment Automation: Suitable for various electrical devices requiring timed control.

Panel Diagram：

Wiring Diagram：

Functions Diagram：

Dimension：

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GRT6-RL Inverse Time Relay Product Highlight:

• Alternating Load Control: Manages two alternating loads with the same or different operating times.
• Wide Time Range: Adjustable from 0.1 seconds to 100 days, divided into 10 time segments.
• User-Friendly Settings: Two potentiometers (Knob 1 sets the time unit, Knob 2 adjusts fine-tuning from 10% to 100%).
• LED Indicators: Green LED for power status, red LED for output status.
• Mounting: 1 module, DIN rail installation.
• Protection Rating: IP20.
• Flexible Operation: Can operate in any position.

Applications

• Water Supply or Sewage Systems: Alternates between two pumps to prevent overuse of a single pump, ensuring consistent performance and reduced maintenance.
• Ventilation Systems: Cycles between two fans to maintain even wear and consistent airflow in buildings or industrial settings.
• Industrial Heating Processes: Switches between two heating elements to maintain stable temperatures and minimize downtime.
• Refrigeration or Air Conditioning: Manages two compressors to optimize efficiency and reliability in cooling systems.

Panel Diagram：

Wiring Diagram：

Functions Diagram：

Setting Instructions：

Dimension：

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